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Continuum Mechanics for Engineers

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an University of Teheran's publication for Continuum Mechanics (in Persian)

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.ri J.blJt or,'itE C/rL*i J s,at3 6Jli<rL*j U,t:.a.1: Lar&,Sl; rf dt'oar;s tn; I 5r.1l: ttrJ;(jt(r.1r crs)- J ,E F ,F;j qr5d/_J+.c.*,liU tii +-r:-, rlrr5r!"l5cSlr OUi c..e- orr5O.*,; uE+^^ ^flr OUrt-rr, rlrf.JfU,A 6rJ,"'-e c^(?;r +te, 4. f .:;13 y" N,J_l:* cjl-r:rl ,F JU, .i_ OlJ.*l

45srlLA{,:J.c*,1 }l ,>aaJr dL;i.i-;.:;l-9 Y " N 6s_t.i";l ,->3G:r.glaL)f,"

Page 28: Continuum Mechanics for Engineers

Oe,-.8*4 agly a:-92i aglaL'^o.o <S*8"

<s(at9*U 6 t-r€ orl: clL;i La/ss. L-'; "g!"r;l:.:.6; elr J+" dbl:

.g!lr a5 e:-h,.J:^re/ olJ 0t<r, ! ! La.;l:rr c":,J.:.,o -b )l .s-*-Jg oJ:.U ,Jll q.r"

f Li :yg Cl-l J", 6 u;aa 3 r (.:l-u"l) P.L, c.iJJ," c (';l"ul) ,-* J*La;l:r, L-,y Ll c-r:,,*: rtr; (qaU dJt<".1r Lac..a,S A;yL-/ o.rb ,.iiLj 0t{r,

r,:ll-.1 r ojl"tJl

tt+i.r-ro j) La.,1l:y C.? 6.:*,lr$ d/-{ d}+ .+'rb pl*.. -rlrl 4, J-t5.rrr-q ,-J-rlTr.";f 6.:-,1 j1+, c.ll:y J, C:?;l.ry 6 ,S:-h,:y,-r L-l e^L" OiU &t

.J-iU ,Li J.oj +t t r r-fb.JL^0t<*, 6 et:F,g ,j-: ,_/Jr,Jt{Jlc,*,1 -tj, Jl .-r::.,^,o

't'P c.tle:;- olK:*,r rr;l

"[i:.,.r La;|.:y 6.u.--re

1 tlrJ c'""'l gj) .i*J c.*Jr. -l ,r-t' .+F : j> ;il-a:;,.,.S1n*J-f gJ.rlr; 4tet s..aav-o *5rlLr.g- r.l^r-)3J.*r,o J.,-, jl ..:J..i o:l: {:sl ,-& 6La1;o.." ar-9 -7, d

oaztu Utf ,:U GlaS"A 6la,olK:-,r e)J. tu r-9Jreo ls rf sc*,| attr 6Lr.l4b

.$l-s, rr ct'# * s.gtll:,-r{;..r 6tace-,r;'j'ff';];'r3 t't

OUi O! 6ly l,.o1l:y ;t;)tr q-r ,-*\.t 6bc..aL I jtt 6 "r:.,.,o 164,t) 6ta-tg"rr!. ,.r r.i J,6lF 4L-)\^ i+ 6.i-Ft .s-S,y slt lts-*t; 4t13 r, *f.r-,!.f

)yb oaV 6La.1y,*,b .r-l ..L,!"f ,F.S <Stosr* b 3 ,,i:; )9*b t+i ay*i-rr-pkq' €y s l-r-'1i-f .51.411*,1-; .J-LiU (f tJ o:1 6!b tf g 5"r:--a f lJ *ynt.f ,St^t9*jb Glsl-p q clt-^isr-3 Ll c"r::*; Jy'."} &;r.,, 6Lr l.*, ,51it^(,.1:

€-t r-l-b )Jbb.;tic,r-l tr sy? -iJ;l -L; SU osLi:-,| -l-r ./l ;l .c",*i p-lr

lJr +J, 6l) ,-;;-5 s ,F 't:Suai* 6b;y*,b olslr-r/ J* t tii ..r-3!,r.. f-lr

-r-t-b d ,r*V Jti,. 4 rg.-as"r.o 0l,,ii .U-.' osj,al lr; Ooi isf ! -r-.1!,-f ;'>*'l T

,6g tnllr; .l:j1. Ll cJi::.,.,o ,->l-aS,tolK:-,r g;f F.,..o La;l.ry -r:L Larr;b

13,lay-'. te1** q ,li,l.rl, 1t+tt f sp r{ .g;,A r:"-b.il-1, lil-l -r-l-b f.^lJ+JU::t ,fl-i *t.jL;- *y )l gt^t:r-b &.!r.-o,-';L;.-t-"!"f l*,[:, et

.f.,i J^lJt 4Jbl dU ,>l-,":;.- 6ls;j-- a-eJA-*.c J) C,,,::i 0tl.,_LadilJ*

Page 29: Continuum Mechanics for Engineers

6)9.,e a(*L.t:l ,J,.s

F ;l4lrJ - ,j)U ,9tl'6tL; )) 6fr tFE f - f.gta-t 2'" ..$tS" CU3

6c.*,1 46 ,,*-,s',)js 6n: dJ*i r-, '*yl 6l-as

3 c.:*,1 .f+bl dJn ,,-' 6Vi !:l* tji A-l 'd\s }tJ;l .St"f dUil a*'J,'-

.5y lJi r& d(,- Oyry..rb &*i rJU.rtaS." 6lasj^. olSil-.,, q dlid l-;.li o-,-r:,

t1 ,*J:l: "f-,olr; b Jl$*. 0L-6 ,.>l-,aJtr 6lssj-- olK:-,, y' t) c:;lr rr.ir-. ^-ilJ1

-rirlr; l-asj:''. l.l-J-.u..- -f el-t O3U:"' elily J)U, cto;pb 3 [a;by gLn"iJ-f

..:*ilr

olK:*,, 4 .FF dL; ; .1: ,61+i1.9-, J.(..i ;r l"a1;;L; 3 L-o;l-:y ,11* ,Sly

LAJJ;..- C;,-l ,Slf J €g G-r &fift tf;-'lt dU,Jtrh..- .>l.a*- 6lassz-

lgLa,l:; S.€,-n oa;:s;Jl t - Y Js.i 4t-t"1, 6' , 6r, E ,ulfn-,&- 6Ln;l:y

J+J) *q.$lo-Li a*,t)d er, ^ ,-'c)Le siSfot*,.rLj Os2eu.YK..*lt, &,l+i,r-lt ,oll J.r-y cJ.Lor d,hS;; l, ,.(t:. G+,4 t+iL.,6La;lsJ,..^ldrJ,r rJi..t

.,1:v,g;t-:il-,1by.{ t:., ,t-l *t.&U.f ,JLi yts(|, + sJ::..^^ &-.gta.ll:rr

;-*g a3ltl y Osj,ett 6la.il-5". ,$;Y

v = z,o, * zr|, * 1116, = X vi6i:- rt- I

cy.:Lo.j gfi.gl;.-r:1..r;orl.rot*ii.-.r \ -Y J*,-,1rr.lT;Lo:;gln-J-f 3;lsyrrl

! rlry. .;l-Ul 6rrJb;s e li;i 6. 43U ola' ,->;j"or. J *-f Ui -!;f !'), *. tall.:y

.c.*,1 v ojl-r.rl, G-'-.:yr-f r.l! e|: t#s-t Otyed.ir> rlLr

,Sf r-,!.f go^> tlssl{ ,. t* 6 e*8 .:-,1 .r"L e.:- ;l & c./-l -rr

!t*,i ! *-l*r, 6b-t9-- .<JK" .li:L, 6! 1,,Sldi->\" ,lfU rA r^,.U yl c.:.1i

.J-? 4 ss gsaf .l'Lo*.: r:..iyy-; 4, .t5ro 6 €g Gli ' r.a)B clt* q .r-rL"f

,.,r t +Lal- c:y^?-9 cJ5-,1L:il ,)l* t-rb.lt \ , Y, f y-rti, tt;y1-tyIoyi,;at!

,:L rfi.x q b \ - Y - Y aJst - Oli,f)t- r^,li; d/l jl o.:Liil q JU, 6ly .lp g"+

.r-S-ii.- f-r > g"e ,U; ilt5; :.!.y 1s

(\-Y-Y)

Y : v;Qi (Y - Y - Y)

Page 30: Continuum Mechanics for Engineers

O?-ti,+.4 1gly a;*921 <Sb L* .S*K" A

(rJl)

(v)

&fiv\ rrE,J&..- 6La.2;*-. (.-,iJt) t - I J6.t

v rlrr, cSl-lciJ;" (y)

' €S - g[nt-l-b .,1.: c,\-^iL..r, bd_t 61L ,.>; jrt-j I jt* Li3 , dU gtorf*,b ,Slf

?rg u?;U L '$.1*i g"-- 6Lac; tJJ .r-*rl orJ.1t{ *rY! _, u>-:,rt1_rJr y'g-? :l:;p ds e, c $loJ; oU;l5i 6elt isf a-z 6 c.,,ai tr l$ cJ\:,.U,r..

1:-x st )l ,-fu,Jr_t ,,r,itJj e* cfJj .J*il, ,-/ yr6*\ri6iJrt . \lS u161r-r.i o.rl.c:.,|

OS^" e36 ua;l'^i c^1" 4, ;l,-id c:l: f+lf clLlj 6.13; t S i -frL.6 l-l,r.rrf'nt!

./Lnc-ii1j c*,1 O<^- g.+ .rl.rllri 6rF a+1' t3;.1'.na ..t.trSr,nU; .l^+ -<_ -,1: r.,bl

.Ji.jJFq J*l-.i l.r 6r& *-l* J &- .5La.,1lry 1l

l-,yL.ljrSt:,_f .<rt<. !LXr6;qb$i uf ttt:*el rl;{ l-f -f (JU

.-t.o.: lr-,_li g.; ll:1|j .;!(V) TtYiili(JJl) u;v;wf1 (rr) Ty;61

Page 31: Continuum Mechanics for Engineers

6)9.,,0 ctQ;Lt:l ,J,.s

j es; cF si 6s.s C"? d,JJl (-all) cbuyiwi4 = (urv, * urv, * u{) (w,6, * wr6, + wy%)

{ 6to.,1l.t J tSJs.r)\^-7

",-= 'tKt1 LSil t# si ,Sss C:e (V)

Ty;ii = T,jr,\ + Tryr61 + Tryrii

= (Ttrlr * Tt(t * Trgr) 6, + 1l,rvt * Tttvt + Trrvr) 6, +

(T r{, + Irtrrv + T;rrr)et

i es: Lri., si cs: C:a (v)f*i\ = (T,r * Tv.,, + Td Q,6, + v,,i,, + ,r%)

.'y qi (9); (-iJl) c* qt*i; q

.r:-. *,--r* J+ dlJ L ..r-rU .g;l-rf:Lj jl o.:tc;"1 OFt , ,3g,-Jt.t,;l ,r:.:.os t

d,-*.- *,J# ;j*tls -l -,lrJ -F )l: la s(s, Co+- I

w=u*y W;6,;=(ui*v)ii (Y - Y - Y)

?)--lJ.lc 4 L*; jt,, 4 ( rsJ( )

)rv = )w;i; (f - Y - Y)

/"nrJ6rra?)p(+)u.y: y.u:upcos0 (0-y-y)

cri g*,;i ir.. 4 jl t+i .,j-l .:*,1-,1by 3r dH qJlj ,"--;5o -f 0 ol ;t 6,. cl

.JdJU

.&l.S 6HJ6, 1i - \, \, \)qsbj>-r.s\r.!-\-\ A*'"1\

.,l >Je jri, = i >.re j.)e" F\j >sr.f .ri,. * I >sc rt..i^ ft

6r.0, : \o

\o

/ >Je.f .ri, = I >.rc jJi^ F\jl >Je.iri, * i >.re jJi.. F\

5,i =

Page 32: Continuum Mechanics for Engineers

fo

q.0;-6ij (i,j=\,\,\)6 t-*.* osill*

(\-\-\\

6ii= 6ji=d,, *drr *drr= \ + \ + \ = \$ irif V .srt e-) t*,. U-' -S\F .9$r G,-Fl" g...a\; 0,. \-r c?.t ca1 ,,. .r";^

6,j|j =d,,0, + d;r6, + dn6' 'do *&

j** d>\'" c*,\.y (-.s,r .1> F\.S .gbS) i\ .,, -," Li! c d\>\r^ .rr) t> i .f si, 61 .9\y. \^\

UJr.U. .$\..* 6*" $ls" 5 t*,\6;f1 = 6;

a". \.1 c.,.fp J )-* itJ--\", \. ej 1>/ s-.,l,$rrp e* t*.* -J d;;6; .l> t-\t ,.E$> r

Eijk:

\-\

o

.s: ;uK6; .r\- Jil

u . v = UrE;. YjEj = uy|;i = Uli (V _ Y - Y)

: sls, et ( <st*.r; ) 6/"x ?.e ( + )uxy=-vxu= (uvsin0)6,

f*j;|.:y .,1: .ri i4" 4;l .,:i; .:-,1-11.:y 3r ,y,ur-J1 o < 0 . , ul-r, +f

Jy tf.,*,'l-1 ubg 6 S:-h,.:-,l ,9: 6t ,-,;.. J. r-r* & rlr-,t 0 3 cri;i.t-rS tt-i Y ,Sssu r-tj *-f 0 ,-s\ o-1l"rrl r,0

o";aoh7 .sb

.tfr.* \,0.J8 yp i.,tSnpou. S trjO c-Kr}7 tf .,if \.

t5.3., lS; \ \ \ \ \ d\t c.,.rJnps.l.;k t* y.:U. f\r-1, lU \ \ \ \ \ d\" c.,.rJ^rr. ijk >v 1r\i, ft

t-*.*U jr9 t.ir .i.r* A\t ir;g.ar.,.Uk t* r1rU^ f,t\N - \ - \)

1p tr.llpds. t\- \ - \ A>\'") o>\i,:-.\\. S\$.*t.; q (t = \, \, \) .S\". g.it.;, yrc

.)s', b\.

Page 33: Continuum Mechanics for Engineers

il 6)9.rp <>l=;L_1 :f ,J-s

€;x€y = e;jt&t (i,j,k:\,\,\) (\-\-\)

*: :+:+ erjr :t {-hitJ 9) Ui. .Jt\t G"UP\" 6 t-* c-3> t.-o'..p Gl-r -i i,:"'A

Jt" g;\;. c>-*.* c-*-Ie

eii*= -e*ii- ekij- -e*j

.j*. tf g fu e;lr t sr\-$ r9\st--l.5'r'p t9\y. o\ ;.

€\\r = €y\r = €\fr : €yyt = o

\-t"

..:,ii r; j.e d/{ b Jg 6s1ry. ?-t' 6li cl 0JSlf^ t-lJquxv : u;6;xvfi = u/i(6ir0r) = e;i*t/i6* (\. - Y - Y)

: ( :g(ry ?.,p ) u& a- 6J-13 7-.,8 ( o )U.yxW=UXV.W=[Or"rWl

tI o, ", w ] = ui6; . (ri6i xwkek) = ui6i . r1r&w&q

= e1${Piq = e;ifltlYP (\\-T-Y)c$ or[i,:-,1e,77..:-)\r -# ,flf sdii ,*F-V ,flf :t eA ^J-t'J) 6

..:*rl

: 6iE o- ag2llS. ,..r8 ( 4 )u x (v x w) - u;i,;x Qi6,ixwkel -- u;6;x (epnay&q)

= e;*eipqu{fp6^: e^ifi*/iwp6'^ (\Y - Y - Y)

e-d 6ek

'3.\rS .g\b$, s....-r+. S\y** \) \ \ - \ - \ A)L- )> tmiqerl,u c-.131* tU yr.o

.tJ". O\. f-.1 l9f\j i);g"aou.

e^iq ejh -- 6^j 6p - 6^p 6;i (\\ - \ - \)

J*1^l .$\..* -Si $$ sbJyJ \r-rr^.(,^ l\ J-- g,J .t *,\ {rS\ J,.\i S3:.* t*,.\. l5

e4p 9o-)re J#r, .lp\P )

e*;q ejt q = tmie Eqjt = e*i tqi* = erm; eitcq

6 >\: o\s o\$** \ \ - \ - \ A:L" lt ;U\ ao. cs-l\*,.

Page 34: Continuum Mechanics for Engineers

O|-J:*4 agly a:-92-= csla L,r-" cS*19 tr

ej*qe*tq - 1d-i

eptept = ?

.J.,iu.-st l-j os-nt \ Y - Y - Y drt .. dFl u-,u x (v x w) - (6^1 6p - 6*t 6;) uty&*

: (u{^wi-u{;w^) e^ - uiw{^A^-u/iw*A^ (\f _ y _ y)

L-a;l:; -rt* -rr CJF 6i*s n5 r_t' .c:,j: f, Jj J* q .:-,1 OS^.

ux(vxw) = (u.w,) v-(u.v) w'"t-'trtr( "(r" ) /", 9J agsl*b +;- ( g)

uv-uieyjej -uyf,;6i (\0-Y-Y)'$'./ 4*! i ,Sss g"a l-u,lrr c,ry 3 oJ-i o:b L,t ,fi.: -1: 6

uyf;6,1 = u,vf.,6.1 + urvi6r61 + u,rulirili

.$r.,/ 4+:J / 6S-s g+ ,lKd

uyiiliei -- u,,vr6,ril, * urv,,6,6, * r,r,216,0,"

+ urvr6,,6, * urv,,6r6, * urt,r6ri,

+u,rur6r6, *ufrt46',, + urzr6r6' (\p-y-y)UV u,.:ttu6;l-rf.rL-i .&U.-f uv .lf , ,gb a: ,Jg:;b -t? e; g^a,,, 6t_l

.t-d,l orJ -rE lj O:-rel .:[-: ?f 6llu 8 v - u;6iA"i4 = u;vf;8 e1 (\V- y - y)

J-::..^.6 &_lL-l +t ijy- -riii,rrt: ls Js-*+, *f Lar[.r p>u,v, * u,vy * ... * u1; v,p (\^-Y-Y)

.rlr- ,,lt;, cS6+>- ( g)\. u (vw,) - u;6i . Qieir*o) - u/;w**

Y. (u9.w - (u;6y1e).w**=u{;wjdi

f . u x (vw) : @iei "rp) w&r = eqruyf p6r61,

f . (uv) x w = u;6; (ri| "wkeil

: epp/iw$;6n

(\q - Y - Y)

(Y. - Y - Y)

(Y\ - Y - Y)

(YY - Y - Y)

Page 35: Continuum Mechanics for Engineers

tr 6)9.,p c.UL-;:l ,J'.s

'(c*'l.rlr- tLt +;- ( e )

(o").(ws) = u;6;1vf,i .w&k) triq=uyypu6;6u (YY-Y-Y)

)t*b- /t, <s(a+:- ( t)\. v.T = v;6;. Tpi1i1, = v;Tpiji* = viT#r (Yf - Y - Y)

Y. T.v : TijAiili .v*i* = Tiiilligr = Tti'j6t (Y0 - Y - Y)

A;.tr; TV 3 vT o:1*, J* q Juili,-/ O+"^A 6q-e di'l 6:/ ei).($;-

)yb- )yb +.,- (, )T . S = Tii6i6j . Spqepeq = T;i\ri;6', (Y2-Y-Y)

ad,i.)r6rFdhv = (a.ff)ff *ix(axi) os-t'\v;l-ry ftf -f -f JU,l-*ul o.:-; j 0t i ", dq" 6b;lsy *J.b " .-t-'!,-f &,l'; ff 3 .5.l1":;t;l:y d

(i. ff -, ni6i.ni4: nilP;j : rt;rti: \ 6rF lo.i .-65orL ttttt to:l':'t'*'

;-f ,l.ll1 $ aJrL, L-'1' v;l:rr q ,SU." 6La;lry YJ. Lb

a = (a;6; . "i4)

n&* + n;6;x (af'1xn*6)

,p frls-,1t i Lt cs-9,-i.r,.fU; n:-," tV k Ji , i,SLara-Li 66-llr a*j ta':'-l.,rr

4L-)\- JjV;-,.r>\^--7 sllo,ti lj+" 1.€- U- nJL;t+r.:-)lt t 6;X^r..:-,1 oJ--i.i

drJe ?t' ! 5rf-brl:y.,.:*,1 Utl5"[rti rll^it-p cr:i-rr g*r -:l:.llri Jl;-r d .lt,-r,-/

q.-r.^iq $i ! &- -qq g.7 rl.:.,1l-ri; c-u,-i!.r^, $".rX^ry r:..'A 4y g*l c;;l'; U-

.,.:-^il: f+lf o$ o.:lr clti 6Lr,-, / ot)^s Slfl

" = (a{r{il n,&o * n;i; x (ey4ay*6r)

-- afl*&r * e;*e14np/t**

-- ailfl&* * e^;f4pjnke^

= aflfl** + (6^p* - 6dt) nPf&*

= aflil&* + nPy;e1 - nfr{t&*

= nil4i\ : aj6j = a

aiJ3- d a-,. -elli.l v;1.:y d-ta.:.r" 01J JU" yl t.r--i;b v ! g;L- -t-!at.l;a

.r-re,-H ffyr.1,^o ffx(v ,i) nily.i--l irl"r:"lrs(v ' i) fi

Page 36: Continuum Mechanics for Engineers

O)-Jr.+ a5ly ozyi <SbLza" *K"

sedcqe1q =, 6^i(,-Jl) 5.r+, clLiir, \f - Y - Y ,JrL^11 orl+:-"1 t:f - f - f{6alU -- 6*i s6** = f 6rF +i) epu ei4 = ?

.,'',--,,€k u.i u;V.it+i[ q b \f - y - y .JrL, (-ill)

e^tqejts - 6*j 6bu-6*6rl

=Yd-r-6^j=Yd-j

f=+lJii aqm "p;B abrt U.7--5,;Ji r, b (dJl) .:^J.1, ,rJlt d.:L. (.;)

..- -.11:

eitq ej*q = 6ij 6H. - 6* 6*

= (YXf) -djj = 1- \" = P

.S_l-,C -at--p "it'j y-t, [.r.rL_l 6lrLA g sg,ll-tr] f _ f _ f

(-iJl) (a) ..(ws) : (v . w)(a . s)

(v) (uv) : (ws) = (u . w,)(v. s)

.J:.S+*r-Li, e q l, kii t3LA,LiJ J, SSa J 4,-J,,i l.llaorj ;r,-l

J-(.-Jl) (uv) ..(ws) = (ri6i . wp)(u**. sr6q) = v4iufi*(v) (uv) : (ws,) = (u;6i . wp1)@**. sriq) = uiw{$r,

,'erb ag2l.K:L"if - |, C1; ,.r$^s ua;t:611-rf.rLi cLa.:;;y_ ) t €V 6L,, rl.:lr ,,ot-a;l L

jt- .:YlL .rr 6; t t, 6t-o11.:-r1 tl* '? s o-rls-,| oJ+ b c-* J 6-S,j;lA, c (aJ.ia

,r.+," xrl;i; ,l.,ti-; U +L+ .i_ (*:-r) g-r_l-b o.:1 *5 €;. &li,.rL,A .r1l.r,r,

FU-* tl;i r-;{; oJJl 4L? 4, .rLl ,l-l 1..:y.: tl[k +L7;s Lr.:*.iyy ) :l-ft*tlti ,.;l; Jr q 4L? .-i- ,-r-,!.f rlr-r: .i- rl;i r-;L.i .i_ ! ,J^? ..i- r,c*,| .:-r.c .(,_

lr

du(v)

d-

Jt:"

Page 37: Continuum Mechanics for Engineers

ld 6)9.,p c,Ub:l ,J,.s

.fflr b rj gLo,l;'l*;-;.. tl*i Or! ! -l 9-l: F -r^ s,*b 6'.,-

t, |p l1J -r s-*b):-t.e : 1

.'.ldyY JrL" b- cv (J-el 4y s-*b) lby = u;

,-iln;t -r q JrL. L- t uv (g-lr rl:r JJ*,ti) sl s =u/i

,-ild_rl JrL, L- cT (g3.: 1J-t s-*b),K1-:U-: - 7;i

,rlnilytv JrL, t- , Q Qr gril*,b) 4.rL-y = Q;ft

,-rld_r I\ JrL, l,- 6C (jrl+a 1J-x s-*b) 4,rlr = Ciir,^

Y , Y , \ -,,,-.:Li, ..;j{,. tti g:;.pti , tJJt "'' 6Vilr oJ'i 4f gt'.l-f-b tslf

:l;i 6taro-1-i, :l-uN ft *r;*u"Y a;.1-: ,5!lr bra-ti a-t e-f ,g i'J5u'-'t+;l tl

.,-:-.il.: J^lJt 6J*r. a-, 6V) s' dy f, rl-b 0i Sq ,-*E 6'.1:

.t-r-,,-rJ^U; di $ ty 9t"t;1t o'at1 6rt"rfsL; -r: 5'-5r5b +'!

gQ -ur"r ilJ 4l^? &- -r, :(& L;; 6 "lsr

L-'i" 6'[i1 .5[ara-Li - \

.ttf ,-ld^-? 6, .1, a*i.r 9.1 Li| 6 ,jJf L-,1' c n,-r3t50 U- oC*, .5Lara-t'-i - Y

.ttf e rlt1. c-rj-/; € -uV

:[i 6Lnr'o-L! ,Slf. l:8-f l) 4f JL! J.,-t -P drL' 6-.1r tl^? y cOi J 4y.r-f -p1! .l^+ rr;.: r*ir 31 1l ,:'*' {qJ ,ts, JJ € '-r':;U t,1l:

.t-r,,llfrl .ratt:; .5rl-rf-:L;;l orU:-'t 1': iLi q 1';;-b U. ,f\: 'rtJ^'"ui I v; -',ei : s; ua;V.r)-rL, .rLtJ o:l t' 6ta.;3*'b 6c. (t--P -l) g"e d/lJt-.|

i,t uri, ;y,l cJ!, g-l: nl-r,sto-r,*:b slt Tu -v,i * Si = Qi1 s t'r-,1try.6ly

-l gr r5.rr to.;-9*;b .:L^., 0rl: ,ly t JtV ,. tS.r rt+{l tJ (F ;P.r-t-b 4' 6-,-l-b

,i)V ?t' c ,sz;.J;- Jti, 4. otJ:oq .t:f ,! l,>t ,-1315 6l-aua;V.l"r;91} tl-l{

oa+:;6lra .:-,1 ,S-u,')f .i- gb:l .-r-,!"f v;Ti* F t' )J*'V'i- q* l-t-b ssv; ;l,s1.

y*,\:.rbt: ?-t' . ,Ss-*V d^? 6'- ua-t; lr y' (F-J{ cl:l: ;lr! 4;il-"" c.i-)

gLAr-l-b;t bra;U gb.rt .u; t- .i- L-' j: ;s*,,,? 'fr)V ?-t' 4;l :yg &(3gsrgr gti.:l,.l dljlq s-*E d o-r1 6g,-.rb qi ' 'l)V ?t'.;J o-tj els 6lels,tsrr-.rl-l: ebq-e s lr.y.l gb:t 6

'F)V ebq-e,5rl.u'{t-,-r ":"t5

.J.,lo-t-i ,tSi -$1'r Jl':,r'o JJ..jJ

Page 38: Continuum Mechanics for Engineers

O:- t' *.0 agly a:-92i 16L6 L!^," <S*& l?

,ftts c6?ruliei1*tqv*

e;i&tqvnwn

pG.:l

i=jj=q,k=mi=q,j:m,k:n

,#lt cs6+ru/; (-,lrl drJe ?:*)eil*tiv* 0lr-,: ts.sl:J ?_r-)eil&t{yp (,Slo-'- ?rp)

dt+: "a;V

Jr 0i oJ- L11t? t rSl .rt !Jl.i; u,a;V Jr JA;r;_l*ib eicJ-:--ib Cti* = C1i* sSi : Sjt fl,JB,6!r.$L*,

"/qJ"..J rll*,;-bJhL-&r*-

L-) OrUt t-; l.r -r.1r-b 4, ..r-,[.r j ji 6lar9;b rr d;Lii tt Lnrr-b dl_l ca;, y'

--r u;V rJ drl df )lt-6rS- eV f t +f ,,.-b l, y' -rr (.*_rl - rr;l-crj ji 6lar9;[.l, )J*'V AlAii - - Ai. fl e,.)J4rl-b )l$,-1r r.:^.oj.c_i'rL*j +5 f#ry 4+Si os:r 3eijt = -ejik = ejk; c-r-FJr O+"r4.A..-*"1 clllcr[

.-t^ltf .f d{1,6uatb q$,Jljl. ,l.rU-U ,y8.5{ c-:(,-F

.(,;.:Si : {, urU- s.y?.i-,^S;; A;1 };ls ?t' d.r.or 6Lj.; I -f _ f (JU

.c*,1 ,n-.a A;1 - - 1l,!.,1E:,U )J*rlj.Ftl.tSi .*-rl- Ott - )J-b JAij osli* )J-.V.qJrJ &I b

S;j Aij = - Si.r Aji = - S*, A^, = - Srj A;j

)l J-V dJn pl-ril y.r s $'rlrll, O,U'.U J dlUi .-r,;ld.iiiiq fl$l d,JJl 6

\ s;iA;1 : .d/lJq -u,lf"f bra;l^i urLi Ory ,_.,3K

t- s;1A;i = .

;.: l)YrL-" dt* -lr ol,i .rb.,l ,-5t-* Lsatv 6;l-rfik g.J_j, d/_-r+ il .F_4;l1lu-'14,6tot9"'. .{t<" ua>V.rY.rLr;l ,5lrr)t- 4 .-r-,tf .f 6-1n r-, 6Lii

.c.*,1 oJ*i 4ibl J-s st Lyy i,1l 3.F(tli.:*,ttJlt, +L- tA sal)l-. .5-_) O = Si Ti-SrTii - \

(gl5r^ .:-,1-, i1l.l, ol^+ u, <, aJli-.. ,-,,)ti : eij ni - \(plS"r.:-,! ilt, *L+rLea.,.JrL.. qTii :

^A;i E** * \ ltEii -y

Page 39: Continuum Mechanics for Engineers

ty 6)t.,Ec,l;|l:l cJa

,SL^-J;.

-J.v; slsr, Cl^nil-fu; : eij* \* o:Vf,S.,- I*.: q f -f - I JA

.-tS;,".n \Wij )J*'V

*iry a*s jp .:)\^? -ii- ,G-il 3k ,ss; LF si ,sss g"+ U l-r:,1 ,-b

Ui = tilkW* * e;t*Wtr * e;ypWy1,

= tiry W* * sirrWv * e;rr Wt * exrWrr * t,tr Wr + eyWyy

d/lJll/r : tryr Ww * er*Wr, = Wr,-W*

/y = ty\r Wr, * erl Wr, : Wrt -Wg/r : tr\v Wr, * erl Wr, - W3 -W1

.J:,sA (k) 4; ;l;t &-r; .slsy o3tu',OJU;. Wij )J**'V fI ty- +i

lAJl+,j).t lAd.jlif - |[^.r-l-b y L-a.;br-, ,f-iu OU )l J.56" l-.o:il :&l .,;t*t ',. bV^ 61L

l, t^,-r--yL t--h CVJU.:[Lr J s)--p C/-J+ t-*:,-l -1r .g"Ll .*l -t ..:1i orl-a:-,|

.:; 6 ,,*,:f L-,1' 'F JIJ:*.Stoqbi 1l c*,1 .J.i f:!' (y-i:*

ttt

-W,i ;r,-*-tt .{ A;1 a-,"}..i.. Slfl .ty€ €l:'*\,1 .:tJ^." oartu ;jl-f

Ui jl,.:*,| drS^- 6c.*.1 oFA;i.Sl-rlr..r--yt",4.$.11.: :ltQSts.*)r.13;-, i :Q];D

drL; \[Aul os-r-\ +f-uq g\.t c-.,o[" c/J+ jl .i- -,r l+ , 6l-,; cLar*r,. ([A)J,

i)r-,-r"-tl- 6 er-*V U--llr-f .ttf u.;.-:,. "r-,!.-f 6;:{^:*-(;' iSf ,".iyr. aS

A*J:6)N , M ,y-i| 4, .rr.f o:lr oLlj ol*' r>;yar 4r--fu rL; !-,y J^iq 0i

.r-rr.J! ,f l^4.:*,1 ir<^- g-r^:tf.f dP N :.bM 6lsl:(M xN r-l,"i,r,

Attt

Art'r

Auw

I t,,A,,

l- ln,,n,,1",L Au' Au'

o:{ : I A;1 (\ Y-Y)

Page 40: Continuum Mechanics for Engineers

O4-.ti4f agly a:-92; <SbLz-" ,S*9"

6- [r4,arl ,F- \ xN.r--jt".K, .s*,1 &.p c-n.fU c&.r--tt ,-lJ! !lt[ -, N fl.-u:tr.f €t* qt.rU 6"I Aa, I .,iu- M x \ e-i\ 4, -r c.:.-,1 eL'* ,xiL4 f x f C/ .r--iL 6 Jt- .1-r e-ti::f.r, 0t": b La;l-:y, jP J c"b.sLo.r"-yL

u,i{L"., (ta.c.i- .Sblr) \ x \ ,.+,-yt .<r- ! b ,.t" .i- .-t^r.f OtJ b lJr +;Jr r-r-bY x Y e-f ,-t'"jt.<r- ,.Utl,./t5c.*ltr cr"-Jt c"J;l l; SU o.rLi:-,l .J:,o:oo

, g-lr +l;r )J*'U.i- Ft i e-JV;o- c-r-:;b,r,

'6.# .r_iL4 .c*,t ripU.4;jl.,,a J-"lb q5.Sl-rl, ,p tz .p ,_r-_Jt" .{(J:'U.Lr"Arv,,r b1,r jl 5) *( .F rSstjr CtJ * -t'V 6c*,1 L*t'.r"-jL..i-L- 69- ,r-i6.i * jcsljl+f a;i = . q;-F ,-f-ii 4 gtf dF*,- .l.::*^ -kLL"6ss -t'V !6F.r--tl-.i-r,.:...^,n eFF,JIJ, -ftU..r--Jl- fuUt nS o! s->(9

..:*,1 .i- t[L q J-(M

" N) a;{ u--rL ,SLn.r p s LaF

"/t?t? jl *rt_ J+fu N x M .r"_jt

3J .:r.:',-/ 0t .t I Ati l' \ adr .>syoa.r 3 r.:,-,1 ad 6(tf2,-p-JU a' i3r,.,51 ."r::.-r Q-t ft.A,j' = Ajr Q! L--r' i AltfL s d g4-jL ,.(r r-"lb c!-qJl

c-u,.U,r.. o;U:,. "r"-jt-

l-l r.li -r-lU aii = Ari' jlft J.(,,.i' st \ ad : adT 6 ,.*r-jV.*--rl -0rU:-t+orU:"U,y-jib.li"uU a;i = -A,i'\ a{= -atd'S,-;l ,,

e-ji3: .J.i:.,^.o -k'U*.*-1l- d;U:.. ,-p-JU,4 ,-J..ot F s, €ls ,-V .+f 'l

ot-*i_ d,:-, s .b.rl-rw ,glrlr ,SLn.r"-jL .J-iU ot*-i_ Je ! p f I s.,-^ 6s1.,.,,

a{ r.cV aH-% +V fl"r",.-r-,Ji(&Jr,t-)C.? t'\f:t1'.-*-alig.S:-'rf a3l2l y-t'{tt L--y

4ii:Bij+Cij (Y - f - Y)

J:.i!.r F rd.sF r ag + q) - fi + d/(, t_{t?t+ b,_r--yL-. ci+.ei{+ (% +v0 - (e+%) +V

.r"_jl- S_ g"? o17ea'oligl: a,{ 6f "r"_Jt 6.r+,OtJj I - f - | dU

.rJ-*, 0! $ yH ! .*_rt- tJ;Ui .r"_JL 4,I 0.1ti-

, dd+adr &-&r-P,: Y

T Y

lA

Page 41: Continuum Mechanics for Engineers

It 6)9.,p ol*Lt:l ,J,.s

rq) = | f*u+ &r) *fr-n,-,I+;l dli€4{=q) +V osyqbd'-j?- cbjl -u;rqo ,-jlrl r.1."et't W s%).lKi.-r;q 7: + (ed - nt')

A;1 * A;1r A;i * A1i Aii * Alir::YY

^ A,j - A,j' A;i - A1; Ait - Ai{-,: Y = Y = r

Cji : - giir

.-r-,!"f .*--ll - 0JU:" V i,ssli';, 4) t ;1^lll:'.

Jr ?t' )-rLt'ItAii I t- f d .*-iV 4. ).;4 )v il'e L-'g ad u--/V ?t',*b."^{yL" 6c*,l ori; r.-oy;'PJ & oF€ JL d{'% \ 6 % s & r.*-iV?.,p wr,y-jU 6-Liq oy rl.u .lL,n 6|fi a'd ?.,8 ifu: 'P-iU r:*'-

clr:*:rb

M xN.r"-j|." 6.- a "N.r"-jV s:M "Q ,-*-iV qf s*',..1*'l F.5!b %

.,.:*,t Jsf Or{ ',l-l.ral

6!lr V = a{VJ ,/-iV ?t'.$r,-/ 4+:J

g,i : A* B*j (Y - f - Y)

.rt!t tt;A'.V "r"-jt"

C;1 ya*f d/tJq ..:*,1 eq LFt*i .-i- *.Jtk tli -;s 6.?t',-*,,-p_judJ;-, vlj .f ?-t' (*,r*-jl-p-' vli ultlr ?t' d;lc*,1: ,S-t 4,cS-t- drJli Vl , oM'% * 4)a/ v..st{ti:iF b.""-yL ?t' t.rl5cJt'- .1:

"r"-jt- gyeftrr) cr"-jL &-:-*.,-:*,1 -rltt b.""-yL elt:* t5l{3jr

Al e-tL" .-.<, ,.*j 0.^.a +, . a:{a/ - el Y .:-,1 Js3'e cf{ ; ty.t ,-}tf.J;,f6^ €.itJ cllr; O;U jl ,-r"-yL ?t' '#th.

j ada{e( : dY U c.*,1

&^ ag" : &n 6d^ -- ss/mtn (f - Y - Y )

6p*lr 4?i Or+.J::.,.^ ;"-\c..1 f :lLcln, m 6-11 6

(d")'=(n{')" (A-Y-Y)

.tK;i -ut, %gB = ad flqJ-,{-u=(n{)+ (t-y-y)

.c,.qi :tit t azr;,.t li-, ,-t7 Ll

Bii = : Bj; : Brj'

Page 42: Continuum Mechanics for Engineers

O?Jj4co agly a:*9;1 2gbL,'o-r' <S+9"

: 98 s cil 6ja;l .SLn.""_r,'V S\ 6+o, 01.i f - f - f JIA(*iJl) (ed + %) r -- a-y'r + gJr

(v) (a-{'%)r = 98ra'{r

(V) effi ='%at - %

o:VV' ,t_l-t\ sC;j : a,i + Ba ,jlgljii.1r ,lKi a{ + q) -- W fl (,--Jl) &;l .:_l

g,i':Cji=A1i* Bj;=A,,r + B,,r \€ -, (a:{+%)r =a{r +'qJr

jlfl,$,:;.,.: ,l#l a{'% : W fl (:)gii : A* Btj - A*' B1,r -- BIr Awr - ciir

.( a{i%) r -- Q}r e.,f , s, ,t-l jl

jtrt r[i.i 1r otKJ offi - V ft (V)g;i = 6;r B*j - Bii -- B* 6rj

. aWJ : !B& - % ,Ki , ,flr,Jrl-r(,-b q

n5'y,_/ "[5..ir.r"-it- r*"lb )1 ,*.-t,4 Jfu ! ey e_iV 4 O 4;"

L-det a{ r>ryao-.I, ad A-;J 0U:4,.;, .ttf,g,_r:L_jtl g\: ;;l-r, ,* I.{.{-rlr (Y x y; a.,{ r'--tV 4.Stf .J;,or.,,. Jl}; I Aij I

detad- llUl =

A,, A,, A,,

A,, A,, A,,

At, Afi Ayr

(v - f - Y)

d,:." elj t .b Vli ii-. jl 5l M,i I Ji *l e-&-r oUi./, cdet o::{:W

.J.lLj rlr.:.")\-" rtaS.:,tijl ,r;.'.6)Aii )eW,-SV-5..:*,1 ,J-i J1(*ii I a,i I

.t:_$,-l -ar-* JJ Os-r-l (rr..fu,/", _ (- \ )'*, I ME I (^-f-Y)

fo

."r^l!.r ad u-_;l- '-fC_f -fiV,@ *.i-t)q.rir: at

Page 43: Continuum Mechanics for Engineers

n 6)e.,p oULt:f ,Jr^s

|ral:3.xu" oJ*Li rbt#6f 3*n *f J_r* er-l; ! Oli€ L,lL.l:rr.;t-jttt, tOrt- t-) F )r )..a:e y' -t o:9"j rt";l tt ,lL.ry, (,lg-, t{) F } Gs: c,rtlt: .r-9*j

L,r,Jtjr 6lJ.J^r"/ b,-rL.lyrrl$,.6:-e d/-l C"? €,l ?t' c;-f6-f -tt

1l c*,t .ttl* -b,|:t L-'3; V - f - Y drL" 0Li4i,

det a{ = AttA,,A,,

lx,,AYY 7:,', 1l*",,

Al Ar, I

A^ A*I(1 - f - Y)

.:-rg 4" -..ji rl:-r5;$s jl .r,,det ad - A\, (Ardn -ArvLrr) -Ar, (Arv4n -ArrAr') *r4'r (Ar/rr- Arv4r)

Jr y' "/-hF

clJrl;: ..:.-,1t'3 ot-ti ^J-.t'J| -rr Lacll;;r :Jt? -,jtr*

Y - Y )

j .z -,-.,"V d/lltj*: .t3J 'l ,:tslli'- tr lt^o)lrr F *y JU.ft, .i- (,1;t-, t-) F

.g-,11-r5:Lj !tlli"f tt v * f - Y rJrL- ssdet dlt8.-F rL-jt: .:,oi.o p ualt;.rJ.*, Jtd (\ \ - V +lI.,- ,.Lf)./;L:, tSt<li, +'. 6a;V

det a:{ = t;jkAi, Ai, Ah = t;jrAr;Arj Aro (\ \ - f - Y)

,l gl5g cSljl.. ,itji.jr c.-)\'e r*.'; t .lr^.a Lril_9,*,11 ,3sl-w ,51L:;l .t_t?t? r, o-9)\*,

AJtu -. L*.,) a.J.:b oLJ bli,t' \ \ - f - Y aJrt-- c*;j JS-l ;t .u!"f bl.(\ Y _ Y

(\Y-f-Y)

:l: r-rLi 0l;rd ;l*,i I ..1;,U,_r ,*l).r"-jt- det a:{ -- " f | 5g,rb qi '.-,t)tlq S-E ,y-jj Ot+ai, c6i'r-a--o .c*,1 Or* Y x Y .*_-ll - rJ.rU:". ,-r"_.fl- ,,o af

.det@ - D; Dr, ...Dpu,-ri!,_f -6r<- :t J_b t'lb ?t' "$tl'.,,+,.

, Q3 s o:d 6lau-_tV S\ 5.r.+, .itJ f - f - | ,JUdet a{'% = det q36/: det o:ddet ?3

e*, det oJ{ = e;j* Aiq Ai^ Au,

Page 44: Continuum Mechanics for Engineers

O2*J:,.k4 ,gl, a:-9* CSLaLz-" clJg" fr

\ \ - f - Y aJ:L, s Cij = Ai* Bkj olK{ W = et{?J -Sl rJ-det V : sijk C^ Cjy Ck(

= e;j* A;, Bqt Aim Bn Au Bnr

= eijk A;, Ap Ap, Bqt Bt Bnr

\Y-Y-Yalrt',;l Ll

eij* Aiq Ap Au : tq,nn det ad

'.r-rl,

r.tFl .flfQdet V = det d{gJ = tq,nn Bqt B*r Bn, det dd = det Q) det ad

.det u{'9n} = det gBal c % J dd F;tu,-dt+lF q

+.f-t-r.r6t*t \o - Y - y.9 1- f - y.r).:t -. jl orU:-,l !f -f _ f ,Jl' o

.det ad = detesdr

o1-' ,b

lnt'l=A,, A,, A,,

A,, A,, A,,

A,, A,, AYY

.$r../ 4+ii 0-1;., d:l Li ,-f V-f L ,: t-'.il;:

ln{'l=A,,

."t-l!,_f \o -Y - Y aJ.rt -tf .S-lt*. Js6t-l;l -9c-*11-Y- Y d.:Lrtf Ot--<,_+SIs)-JA JJ ,-rt-pt :_f r-l orl.: ,igL-j A{ -\ Js.9,ett ;61, eSd u-_jV ,-r&

.t:f ,-rA;{e(-\ = 691-\ e;{ = oj (\Y-Y-Y)

:',:XI* A,, l:',', I':l7',:,1 ";')

ad= 4J -' scB -- &-'rtK;i,.r;b 6{% = oJflu4 c.:*,1 J-l-l .rr-.rru &6 y 6

Page 45: Continuum Mechanics for Engineers

IY 6)9.r,o c:l;lzl:l cF

.t-rg.r{r- r-f|-f"rr-il- dlt-St o.s-re! al rlto' ,-*JU 'r-9r ral3;

al = I ettarr (\Y-f-Y)

;-f 'S.l!:a-l

Jsgett ss| "r"-it-

fJ. r-t-fu.r"-it-

,-t d/6{ -_-det oJ:{(\o-f-Y;

6-r+,otJ\Y-f -YaJrL,;:u'iS',-4fjl d-f -l JU

(.-cJl) (a;{'?3)-\ : %-\ dr(:) (a'(r)s : (ad-\)r

c-i.l.r €lf q^ ad-\ L-,3,a{'%,-*-jUJr?t'rlrJ- ?-t'.J+"q(..jJl) &.(.:-,1 o-\..i orli::*,| \ f - f - Y aJ-lL, ;l)

Q)r a{\ a{% = ?3-\ effi = %^ gJ - Pf

.qj-\ et{-\ = (a{'%f\ .f_ty.Q -l

(V) y - Y - Y Jti-. e{ti 1l o.:ti-,| -l \Y - Y - Y *J.rL,. U-|-h cl:Jd Altfl ! (.f)

f:l',( a:da( -')' =' 1a,{

) 1T adr = oir = oJ

.(ntd^)r = ladr)-t ,;*,- --;;\d' ,-,'-f*" 41.(a-{-')' ,rd/l-11

+J.:-,t e-t' e-il- 4, -r:rr"r bl':;g os-t'{.5! .lha.r"-Jt"i-

,-r-fu.uh:. OrM crti6 .1 S 1--Srf4+J ,-iJ-J*, C/-tjl .sL..-f I -\ -- 9r.f{tlr cJt-- .-./-l-lrlra; .r-.,t .-i'f

9-\ =9r =Q (\2-f -Y)

6Jt-:-i[ -r,L:, ,SLn"r"-yL % : e fl g#"^-"

Page 46: Continuum Mechanics for Engineers

O:-Jr,{r. ,g(, a:-9* <SbLz-" *&

(":{'%lt :93-\ a,{-\ - %r &r = (a{'e})r (\v - y _ y)

Oli€ "r..:;U -r,L:, adfl ,ti l4_f .-r-rtf"f -r.tg, f^,-f_yU;r,ri ?t' dilJtl.(\t - f +[..- \(z) 6rl.r clti

det ad = -F \ (\A-f-Y)

.r-_jL- 4 t-1 Oli.t' b .rlr-r 4, ,$ ortil \:**i U-l Uf tr +5 g-r+hb6! .rJ^,Otd Y x Y Cr, .r--jL" 4 l-,-r l-, g-1, r1 -r -s-*b .<.,- : j-* U- .SFe-J;,fK-i-,1r 1.1 ,gsj*rV [- gtlrf ,.rYrl-r +fc*,| ..JiJr.:r-y QU;pt LcL6-;l-rfsLj) u : T . v c -21:r- 1.: .,1;ib ?t' r.tL .r!z JU, 4, OlJlt .S-t f+i

.t-t-e.f -*lL il t)sy.at;. '*-JU r$i;r (ua;U dJlJ<rL^;) ui = Tijz; U_ (O{sLt

I u;, I = lT;j11 u;, I t_

I,, I*Itt T*

4t TYY

(\q - f - Y)

?t' Slt,t-).rk^ 1 q--g

w=v.T t_ wi=ui Ty

.ttfg-fVnt2s,g.,oau

Iw';]=fvv]t 4, I t_ l*u*r,wrl=V,,\,rrl

(Y. - f - Y)

/6 ,sb*jb Jl;;;lO - fotK:*,, Ji jl ,1i.....-. d--f 6l-,11r La.;y*jb y La;by c-t; o;t-il yj 6 r.i-1Kjt,

.4F 41a22^-, u u*rl; 0tl-LadJJ.-,r"*j rr.rG, "rJ;,-r-l! € ,-fV .>l-a;*^

.-t-,!.r ,Jful c> U16 r". -1g* c-ru-i! o.t .i .-c,-r; ,>l.a*, 6l-a1'_9^- 6l;a. a j-e,a

fr

lLrl[;,]ll

|lilil]

Page 47: Continuum Mechanics for Engineers

rd 6)il,or=bb:f ;J,.s

,JJd-...-,.iU 6La1;'." la'y->.a1.: c t'[i gLn.;-lib glrf Jti;t r:):L. yl ar*,-9j -,1:

g*i t+i p s:i-r, ,1--S,fFt, J::...^ ,Sp-i.r=, ,g!l.t 6Ox'rx'rx', jOxrxl4

f+!* dJ! r rlr''+lrl 6,1^sJ^-, crl tJbcr h*S c.{? 6.:*,1 ,Slif 1F-Ji" I.$lor-i 4ibl ..jJl Y - Y J<-, atL s;i : cos (x';, x) o'jet'.

6t-a;1.:r1 o:ls tL.;;l.2r./ Y - Y ji:.1r d-#c.{? i;t J<.":" e-t' \lj2l x; 1x'; p*lf, ,l-l+ , rlrg*l/, .rLa:; rlrb !L;-,,1.,1r ;"i2,r-c-a -l q ,SL., t 6" ,SL., &Q f-*I cl-l{ r3la.rby ,.-...-y 0'; ;bp*L{ ,Jt1," 6b1l:y ,d/lJi1 ..1*,1 Jp. *tej ,4,$.: ;lryj ;.r t-a.;l:y. 4-,J.:-6 )l j;l \ 6 g-J,t,L$) Jij,*, u" ,3\l y-j cr)rL, L-'t:

'G-rg o:l: ,''a+j"ii ;Jl f - f

.toc ttr*;

.loot I tr

I

(JJl)

(v)

| -t JS.t

c,-(r? oJ.:,o.l ..Jt..i.j Jtiil Jr.r7 (=)Ox' tX'yX'y q c'iL. ,sl22"Oxp14 JJu oV:'vt 'iK*s (-,il|)

x1

0̂i 0̂2I

03

xt *z x3

^ter.txl trr 8n 8ro

,aoz

tx2 8tt N2 8n

^te3txt 8sr asa 830

.v0.#

Page 48: Continuum Mechanics for Engineers

O=nJ:4e agly a;-9;1 ago L2-" cS*lS" f7

6',:a,,Or+4',r6y+ar&

6"=arr6r+arilt+at&

(-ijl \-0-Y)

(: \ - 0 - Y)

(V\-0-Y)

= avej

= avGj

= arj 6j+a&

l,bu"Ji^Jc.{? Ol _fW 6 a,/ "r"-jt"

.-r-JrJ 11

.!:-iJj J) e_jt JK^! q tr Y - 0 - Y

Il] [;ll t:;;t ] [l](\'- 0 - Y)

0'r:ar,6r+arrilt

.J:L-. Oti.f c-t-i!"r- aij j)tJ-

[ .r' I = f, aij11 0i, I t_

g.+ rl:llrj jl os$:...| U orr.i.i ,[-.1-,1r t-

6',=a;j 6j (Y-o-Y)

,xi6 t, ,-jt3r'- e,_*-iV.J::..^.6 *K- 6Ln-1lr I jy gt^.-r--yL )-"W...1i;, 6t+) rlrr .1, gtonil,r Jtj:jt -rrt+i jfr; Lr$L/ 4L-y" 6-,rhb ly-; cc*,l ,Jfulv3.+z'a.i-tl (rJ*jb [-)ttr; clL^"r 6tr..d j.,,.t1u-sy-, lcyt>u 4 q L*f by\

..t-,lf .f .uiI cll-2-9.:

P ^Li;;l t l.6't. 6'i - 5ii.:-ib f+tJt rl-t6t,l, 6ls19^.0ry.:-p-e rttJ"tl 6 6';. 6'j = ondu. aj^em -- a;raim6* = a;qajq = 5ii sY - 0- Y aJrL,

: u",a;V rfii 3.r Jl q t+!-l;:) rsl,-r" -tF-'l Lau"i*Jc.{? 6ss $b L*Wt.(t-'J,g a5lrl ,*,_;L

a;q ajq - di. t- a46/r - I (Y - 0 - Y)

Page 49: Continuum Mechanics for Engineers

fY 6)9,,8 c:l;lzt:l <Jrcs

9 *-, Vli ultlr ?t' o;V d/l 6 t-r€ t)ar:- jLl q +f-rjq u..xb 9josLi:-l U1."l Y-0- Y oJ.rt-- at ugL4oLi-.Jl:t.i-!.t*!"f a:{o*'-j\F,ylj

.;-.:,1O g*'Ju a{ u--;V rgLaclY-' ;l6; = aj;6' j (0 - 0 - Y)

[6'r ] = [6',j 1la1il t- [6,,6r, El = [6',,

t)Js-fet, ? -O- Y.JrL, sr{3,oJi,:*.la{T

[ 0;' I -- 1 a;ilr[ 6'1, I t-

?t' 4l')\, tf .Sr"f orJ tE 6', si,6La;1.:rr All jp,St^J-;U 6 S:-h,.e:iCr:-,!br.lrl .r.L:,p;:!-sd-A- Y.J:L-. 16r.6i ' 5;i G-slrJ

aij at, = 6j* t- a-dT Ad = oJ (^-0-Y)

.d,{'*-tL oj-, Vlk Jr dj;-, Wlj ,rLb ?-t'otK:-,, )s!'i s f-ll.l;-t, otK;-, r .f u;.SLI-J;. ,5!l: v g;.;t :-ltlr-t 4 0J:5l

O - 0 - Y aJ:L, jl ortj:-,| U 't<ji .4-& -h :t 1r rlr'rl,l,

Ir]

;l .:*,1 .r.,;F ,t-J|}ii.1.r 6

[o,, atr o,. I6'r, 6'rl I o. atr atr I

L"' arr '* I

,:lrft,-p-JV O O{ rj*.:.a:*,1

[;l t::;l ] [:'i ](v - 0 - Y)

Page 50: Continuum Mechanics for Engineers

O?J:L4e ag(y a;-9;1 cSbL':^".5*9" tA

v = v' j6' j = tt;i; = lrpjie' j

$l-b d.*rLi J s,a;lJ "[i.i 3.: y'.rr) p-.rl-:0;

ut1 = ai/; t{ v' = Ay = vA? (1 - o - Y)

cryJ, 6LauJ y -J

6;1";ltlr: 4 rl, p-lf, gLn.iJy 'J50t* d6tr( Oy6 u--+f rrS-rfb Jr-q .,riJ-, ,-t &ya;1 Jsyeq JUJI .r"-jl. r^"W q-51."r-,!"f ui f-lr*JUJI cr)rL, .st JJ.-r-,tf"f Uls 6c.J,::*i rJlJ g-l: {-f s_*tJ.<.'- 6t"r;Jy ta;i

4.5 A Jt,- :l r-;-ryjL;y 1l rr.:L-e J.,-b-| i..lt-'e &J--,, 6tr-L.-- .fu|--(..01.-i a-,3l:*,1 JUrl ,-p-j|.li.f-yL -l J-.ilf,_f aii G:'4-t^U.J;Jc.{? 'i-ei\6;1*'l;6rU5.rL.; ,ss,J-ljl .r-t'rf o.:Li:-,| ,*sbgl+-il

q - O- Y aJ:L. yS gsf,Slt & gl-$l ylr 4 1*b 6 €'n 45tr 1,1 ,€g o.rti:-,| JU::t ,-*-jV ,Slt

;Fglr-l 6;lK:Lj rft,cA - 0 - Y JrL, d:y J-ct'':"c L* :to.rti:-,| 3 I - 0 - Y U:t y ap ?r-L.

f-tsl € c*"r l, ,*<cao OiU

u1, = ait?ti t- y = v'A = A?v' (\.-0-Y)

.$r../ Ctrlll:gr_l:* ,Str-i-r, yJ.l, f*ly" rt3! 6LareJ J, 6..:-.il:fr^lf uv.:U-.:6ly \" -0- Y eJ.rt -F^-..:-l-161t

u/j : au;u' qamft^ = aria^iu' qv'^ (rr-0-Y)

;l ,L(li 4U; ,4 11 d/-tJq c,.:-,1 g-lr +t-l ,-l-b ;t ,rK-, 4, .*,-l+ -,1: rL-r ..i- 1-l

."t-,tr.f _t)os-ret Tg..lr *-*s-*b.1 ,JIJJUJI O.,,iU( \\ -0- Y d:L,

7ri =aqfl^iT'q,n t- T=AIT'A (\Y-0-Y)

Page 51: Continuum Mechanics for Engineers

rt 6)e;8 c>Q;Lt:l cJr^s

.$r"/ +rrrJ S :Pcf 'f -fu.rrL:, L-lri L-'y

",3'>l-' y 6

T'ij : a;qaj*Tq t- T' = ATAT (\r-0-Y)

{ay c.ir tf tf - O - Y : \Y - 0 - Y .:)rt-- )t ffi iq 6laua;t^i C"? c...*iy a"'

c.:-l oJ--i orb a*,3: .lt.fL; 6 JEtit O.ili -A- rrrb c..r-9 r ! , .f)! .-t 1L;

.f{:t: Jjq 6 drl€-t'o;t .5.11-:;t dU rr'tt d.l- ,slt 6 '-50t* Jli r-/

^'ii ...* - ai{i^ ... ap, R* -.n (\f-0-Y)

)l gS-; L-,j' t-).:ta:;.. 6,l;+>J.ajl "rd

-2.r t-r;1*,. ok( L-,g U- Tr." ;l ,t*-J91.o ojl.rjl -'. tf;oV F*., o.rL Jti" 4. blpy..:b tb.;l (.:lr-ir ir+"

F* C-l S\t6cr/J+Jc^{? e-JU .4-rK. -b st tr .iJl f - Y ,f5-1 .;:xy sF1l c*,t o:V

Ioiil =

,F.uh;" ,Jfu(i, c.JL- d,rdl .rs )J*'V ,Sl^-Jy JtiJl .-t-,!"f det (A) = \ 3

o:V JUJI ,f-iU, ? f - Y J*' &tlrx#r l'Je;r b1-,--. u,llS'it glf .-t r["f1l .:-,1

Io;il =

a.Srl: ot*il Oli!t'.,*;b 6;rsqr* -r.&:" ,Jfu( F- rdet (A) = - \ .)ir, 5Uj +*,-t )l -b ir*"vj = a;iv'i J u'i = a,ivjoJli L-'j' ( ,# ) ,f(t agLaslss.

L;l:]

[,];]

Page 52: Continuum Mechanics for Engineers

Oe{J:*4 agly a;-g21 ObLz^" ,S*K" fo

,i*l- agl +sls -: ,/s .t1\e Jl;lt r-iL s;rf. * \ ,-# t^rJft,. Ji;;;t.J.rt-"f JEit LAJJ'., ,-r;rf.'e JUJI c.r.i J il bls-t * lh; 't+, ( cnl^ )

u'i = det Aayl

vj = det Aay'i

x2 rx'2

r -t JKJxl s2r-^ J.5,- 1.o oll.rjla, uJ+:*. g;6.2y- u>r7 eitl

IZ ,Xi

r _t J6;Xrty uJe 2s u$-- 6,1-a.2r^..f 6;l (:)

rt ,ri

Page 53: Continuum Mechanics for Engineers

6)9.rp oUL_s:l J,csil

,4 t F?.fJ cll{ db-l Jrs u.\:*i Ox'rx'rx'r rt,p-l/, 6la1i-- ft t ' 6 -f JU

,t, p+l/, ebnit-r.J.ib oJJ, ryaz,.1,.' J<-,4U" \ 21'* Jy tf'*L fO' cF*.-rrS,;.r:, b " = 6' + 0, + 6trl:Y

1l .:*,t o;V Jtiil ,p-iU t-.i-l ;r ,J-

-\ /.ry].l\/r-Yl

,*-i!ji-i 1.r q - 0 - Y drL.. ;t -e

:::l Lll Fls-*E rlrg,-lf, gLo";J;, f - d -I JU

Io;il =

IT,il:

L ;

rifr-o

t /V r

r/ffo

r /V r[r][?

A

Y

Page 54: Continuum Mechanics for Engineers

.gS,l.+ c*.1 oJ-.i, o.rl.: 6.al \ - O - y JL:, y 6 6lrr,j!. LaJJo.,.,_F* r:; l,

,*-iU "$i;.rcr-, ,;1rE ul_r.r b rf - O - y d.:l-, [.'.i_l-2r ,-b

rr;,

f:::l :;]f ;l:] | ,;:l :i:l[-.,, r//v rftt=lL\ ^t,tt .J

g-,.t;<p ag(y a;*9a 66 L,g" cS*& rf

1.1: {/ 4b aglay*'8 'kl 6lar:.aq I u/.,ot ,:tb f - f

u 6-,1L1;l .lbr-, L T g.lr €y -ty3 4, ,rlit, ?_t' *f ,"r;b e;r l-r:rlrr(,q..!-yr_l.lrLj J u,,,at1-j,.g;1j5.:Lo.i t>.1_y,a;r y' q t+!_l.), 6) .r-,!._f 1) c>y.et t

Tqui:v; t- T.u=v (\-t-Y)

s(-t.-r.r bo f 'd o tl"x ^S 5L; J&rt,S.,- Olpq rl,;'r 1,, 1-r, {-t s-*V -f sT oju--rr-b -* Sll. (f p..r-r'g-ry $r"/ JUJ|,rr."+b g_rt- 61.-t )rv 6rrEJG#r^ ! t+r",r-!.f &;; 6l-nll,gl.Lirrr o-r'.i,*.F JTij ;ii>.SLn.i)y 6!b 6

.r-,11.r .r;-3 l) Os_f-a.v; t1y-j"o: -rlr; 6- (c*,1 oli .*.F ni &.rlrf ! 6) +tl .ri.,.r

T;iki=u; t_ T.i:v (Y-P-Y)

,;',_ .r.-.itl n; sr )b 4 V* i;Ut r - ? - t drt-,;l ,.r,i g*,! v; ,l:r, Jl

(Y-t-Y)T,ini-)vv; t_ f .i = jri

Page 55: Continuum Mechanics for Engineers

rr 6)e.,8 obLt:f J,.s

,,/.i" \ oJ-t,,tr5.' b )v :J-e s l;;V.fT *t qplrn; L-,g ori r.-o1rr; c^6-7'tK;i

o;-yel1Y - ? - Y +J:L." c.:-9'i o:[ir;-,t Ftt'AtJ t'flf;l 6,r,tK:," .u--f g T oig

.t_f'g a::;t J-)

(Tu-),6;)n1 -" t_ (t-1t).ff-. (r-t-Y)

1l c. .l .:tLo oJ-.i o:l: L ".t Ji-,i; J: [-

(T1t- )r) n, * I* ht * Tsnl = o (.-4JlA - p - y)

(v0- t-Y)

(V0- 2-Y)

Ttt fl, * (Tr, -l) n, + Trr ht = o

Trtftt +4r\*(Tn-L)nr: "

fl:rl: ;* * J-| JJ41.y.)U.. jn; ).- aa.5Lac^a7 61L;t$.^s.:)rL. otK:-,: grl

iu- c.:3J te.a .7t-lt a OUiaJ,

I ru-16,i l_ o (?-7-\)

o,a;-;o aJ.l&-" tJ 0l) s_rd

1'-Ii.' + II.fl-III7: o

(.-u-ti"f

(v-2-Y)

s!.rT frL gtn-J-r.

-J*-lr OJ:SI f^ ui-rr +5

Ir:Ti;=trT 1,-.cltn - 2 - Y)

= + lftrD'-tr (r') I (v^-2 - Y)* ,n, r11- ra rlII7 :

III7 - e;jr Tv Tri Tro : det T (Vn-2-Y)

Page 56: Continuum Mechanics for Engineers

OJ{-L.6. agl2 o;-921 ObL=a" cs*l&

;!el -W *l- g"+.-r:-1.;6" T syv f y t f sJ t ,)s( ,sbtoQ *;yttvt :&tl- ;Fg 4i.ii tr T t>-1j,eq T l-p'b 6ll s cJu..t-r6 ill-t s-*u y' .r"-yL

.X_?_yaJ.rL.

,sLn.il-1,6T u;U-JJ,*,tj 4Le\:Y - ? - Y aJrL, lrtsJLs>, 11,y6Laa*i--1

.i-r.ll-rrf )'6 @ = \ , Y, \") Lufu;1-l;l .i-_.,r dljlq.r:*^ & c.:;1.:,i#-

0:y.r-e -e L;\'!^a 1-?- Y..r)st-,,FLir{d @: \, y,\") Jtelc.{?.S:-,,gO".b yj ifY.rL, L-,y Y - ? - Y,.r!rt . cr-., .rJ- O:iS fl{t; = \

I T,i - ltrt 6,j I n!t) = . (q=\,Y,Y) (q-r-Y)tl

(\"-P-Y)n{d n/at - \ (q:\,Y,Y)

Ll c,J,-::*,t rJ,^-e t' f -l*-l) J JJr.: razuA ;Ipl6Laca; c-U-.iL ;L:, -&r*_ 3llv6 f I

s.r;u. raa:al6 L: [-t c^{+ L;; r3il(r) : irv) ,:.ll_ l:,.iq 4;jL,.,, g tf .ul,-,r Jt flJ::*.4 lJ-r-e e J ;c clt-.is9; Jrr"' J. )f 6 _fl_t c..6? ys r,.:Ji-- c./-l.ls ..:y -r.alf1(,r = lto = 1<r, fl.glr,-r ;tel.gLac^a; lf-ru.arr, &* lr:$,;-,1, otKi., ,K.tKi "r*t, r*b ,**.,-U JLel 6uyr-..lltrq tf.;-,tr-rrL:, 6lasja-. a-eJ.,z"A r^

.rl+ lU Jt-l c.{+ Oli€l_1 u;a7 g

r-t JS.t

ax* rx*rx*, ).al 61,u22^, a,.axrxr4 6)-a.s2^u 'F*

Page 57: Continuum Mechanics for Engineers

rA 6)t.,o c,bLt:l J'os

i3*. T 1*E ,SLndJ;, {4: ojb-l "f e i l) ;t,v,l13Lac.a-7 lJ+- ^*,-l ,Slf

U Y - Y J,*i .;1tJ'" f ,*l 6l-as9^-; l*! '-t-i dbl &$th tiE 6La.,.5,'." a.r '.:*iOrJJi g-,! b. b-l.,r.,. l-eJ.r,.'-r) Cil cttf JU:;l .P-iV.J-ib o-Lj orl'r Ol-:; ax* rx'*',x*,

q fiJlJ:ea1 \" -2-Y-rq-t-Y.rYsL, tl 6u-&U*n{d tau".;;Jc.{?

rs 6l-,!"f a;i = nl') *'-* oU C-lrQ .tt-|rf f.!" J.rlo-t-i a*,t-.r A 'L yl.c.*,1 oJ-i o.:l: rlLf .rt* f l. * J;-t+

x\ t_ 0, xt t- 0t 4t-E

rt 'lel lr_Ir 4tt = ltrt(t) att nr(\ ) Arr = flr$\

r* +

€y lr_rv att n\(Y) afi = flt(') ar = flr$)

^* *er 1.,_xt aYt = llrff) 4n : flt() arr = llr()

T" ij = a;, aim Tq,n t- T* = ATA?

(\\-2-Y)

,li "r"-yU ^5

tJ T lJr +jJr ,-l-b 6lel

lJr qJ-. dLr-r_l-b ,Jlt JU:jl OiU ! aU, 3 .:*,1 JrL:, cJ$::t .r"-il- Lr:r-| ,,'$U..r

(\Y-t-Y)

.-i-,Ji\,-tltql ,-J.vJ1rU, ttl -ei6c*,1 ,S-b.r"-it- .t'-t' diir d

6bc.aa J JelJrU, | -? -l dU

.l"l

IYl=l?;L. .

If,il

Page 58: Continuum Mechanics for Engineers

Op.J:*4 agly o;-9a 16Lb L:gr" cs*g" r?

6-j, t o

Y Y-i O

o o Y-),

.r.i r,6lF (y fu.(^So 0i Lr +5

(r -1111\o -v ), + )rY - Y) = o

t_

(r -t117 -1)(\ -),) = "

,Jrt'."ei(r) = f 6lJ.J::.,.^ T &l,1rU-olr,) = Y,lrrl : ?,)rrrl: \ e -l-rd/ljl.$r./ q;s ! 1j .:):t-- 0 - 2 - Y

Yn'*YzY:oY/rr + nr : o

hy= + \ 1,rll:n{ti= f jl .f-l,1Q s*_*,go.,tOUi"r;Uft\:fry = " ftL;js.$r"/ +ap 0 - ? - y aJ.:Lr, )trt : ? elt

-Zr*Y/ty:oYnr-ff\:"

-tzr: o

Jkt: +\ /fi-U- (1 n,,)'f nrY = \p*tlr.:*,lnr= o bnsft\= ynr.xl:ie.sr.-/q,":;0 -?- YalrL-,l1r): \ elL.fl\: -F y/y'-O

Yn, * Yru,,.: o

Y nr-flt:o

Page 59: Continuum Mechanics for Engineers

6)e.,pobLt:l {,.s

h\=t \/y'|""r,nrr * (-lnr)'- \ t+!-t sr3k1 = o i:-r*r\kr=.i,rr+-o,a

;t .:-,1 o:VA JU:;t ,-r"-Jt eb al;l .-r^l!"f ny : + \ lr-O -l

Y/\6- +\/6\/rfr- +Y/ft-

I oiil=l]

I'l-r.- nf \:*i 6J,'-t U.t<'il ji.t- IJSL5" oattul) JLel 6las;r,- ae-9*->,a;, nj

6.:-,1 '-r; *!; 6lo'f o'.JUJl ,*-tV.f ll- p-, ;t La.:-)\r 5rr ei .u\'lo:l: ,,a:i-;i .il*,i a-r cg",:qto.,a .-r:as rf$i; l, tf;-,1, lr-j*->,a,{ .rl.l 6l-a1.y-

. - ,y \:-,Jl -vls e-jV ;l;ltfy t:,-i)-9,.- ?t' q ",:*l-

.:-,1 "r-L:, A 6 tyr-f+ .:r)\.c 6!b arj -..";l orlq;-,| 6 t-rr-foJ.aLL \ Y - 2 - Y d:L..;l(, .;)[

;fs cc,*l il e-tV 6l.,111 6 6s_*E 6lJ. JIelJrU,6-r+, O[.il; f -? -l JA."t S,;..+ \ ;l,,l6tac.a;3 rllr.-t-b-1,

.t'frr JeV J-i a-v*

[,* ]ffi l][ll:] [i rffi'*]

[,ii]

rr;t=f I ; [],'r' L* \ry r j

Page 60: Continuum Mechanics for Engineers

O?J:4e aSly a:-9;i CSLaLza" *lS" rA

.f:!.-f JtO:_teet?-?-\ d.:L,6l-.i-l _:t cb

l' 6-1 \ ,rllr 6-^ /rl :.t_tL/t \F ,-^

)

.J--X JAIF 4/ya;-;,A aJ.rL, di;l at

,1r- \?)r\ + lt. )v- \yA = o

t_

11,-x)Q.-Y)Y=o

.$r"/ rn1 0 - ? - Y aJ.:L, c.l11y = A

-ynr *n, 1,,/Tnr= o

nr-Yku*Fnr=o

slt

,'-:.tr*.6l)- ?

,l \ n, + fr-n, - y n', = o

jl o.:tpul ! .f-l11t*: Jtur : r[-\ n, ly J f-lr O).rtg )l Snt = fly c Jjl +J:1,. 3r;l

7 sls n;n; : \

(nr)' + (rr)' + (Fn,,1Y = 1

U1I+r- J;elc.{?-rr&rlrf t.1;i )lcny:+ \ lF1n1 = ny = = + do;t .:*1 .:_,!, (-Utf,-f .rt--j oy_1 1l:L*'.ij_rr- 6) lr,) = A

ff(\)-+G,+6,+f."f-0,*

Page 61: Continuum Mechanics for Engineers

rt 6)t.,Eobb:l ,J,.s

;t c*,1 s:VrlK..!i ./tstil 4 f.5"t ?till l, ff,r, J rJ*-e &- rlrf y' , ire dLt

ff(Y) - (-0, + 6,) lG - iiy

6 e.:-b. o-; c/ J',, o_fi1,,; : itr r x i,r, &.1, ;li,r, otKi

ff(r) =: (-6, - 6, + frE) = er*Y

tJ Js-req \ \ - ? - \ d:L-. L-'y.J^i dbl JIel 6l-asy- S\A JtiJl ,e-iV '*,.a:*rl

:I \/Y \/Y

-\/fr \/fr-\/Y -\/Y

\/

:l\/I o;il

o;tJl o;U:, lJr +J, 6l.a;_1*,b +t? gtlf d/-l+ c c.'o*j .rl e -tig"+ ,,T-\ uLt,1)U, (f ).r*:!.f 0L*<,- Tt-lT ;t,,,l6Lac.a-7 :

")..tJrU, (\ ).c*,1 .-r-l

,JLnt-l-b ?-t' (Y) J::..^A 01-*i- ,gLac.6-7 6!l: 3.r y' 3 J.::*r JrU:" T rJ.rl Jrtl,. t1

b--S *4 ( ,p ) +t' It tstt;* -,-l-b 4 tr) Jrll.r 0l--<,- ;tel trU, QT ; TQ

q -SleU,-f O2t4 a+!i ( ,* ) *-r "r^ilr \-P) c..:, A -UJ)U, €W -Sl

.r.i[ (,-lr) c..l, fL -r -fu ,*lrl$,

lt.t-t*C Jtl--.- e agyi| ,gLa,.ll4v - |)J*tU 6,t- t 4l*J y' tr x c...*i-1,..P 1 oli orb ,.at.a:il cSlS*b O/"a. 6-

GU:4trU *,Sst t lVijl :3-ta. ^.-U

51 6s_s x.;".1:6S!.,_f T;i...1, $, t)

Tii..* (* , t) 6lalil_f -Sl ,>-,1 6,f )-;lrr,, ,[:U ss ,J-l ;l j a:-,y- Ohi. .tS6 6:,JL ,Jli "s! .t:il_r.f el€-r -f )l Cs-*b .gLarll.t t .-\.iU t s x *y, ely, Q $ , t) 6,slKsL; .t-,-r- .jjt ls 6,sj*'V s 6-tltL c6rJ-e

";t;.5LaOl"r.1.rls oL:; Oli d T4 6 , t) sv; (x , t)

Page 62: Continuum Mechanics for Engineers

O:-Ji,,k4 ag(y o':-921 c1b L:* ,S+9"

a I u ,rltl L-,9 I, t ,;> e-, ,.:*j 61-*b 01J.4 e- jf 6$S4ty,-,6;,j*;lra: ,fl.: -p :l .5'* {.i:t b 0lit-^- JJ,^.'-. dl-p 5-ur:.r, u&t^jdu osf*, J-s-re! o<^- 6-ru"or.r, OL..ii d I avq;iltl l.x, t>l.a:-- a-, c*i CfJ<^- 6 8,10! dt I &ru,* ltl, g_r,

'jf FlrA, Jlp r,i.-a q.rJ4 r.,r)B

.i- ,llPn: ."t^l!"f .-i#j d,*^ q dq ,JL^FLr{.: -e c:J,..i r,al; 0* t>.1j,,ott

L& o,:;g,r) r;.-,_t-- 6t""1.2-" .<rt<r 1r .- *,1 .jJ, '-o .gllj5rL.*l 6tr*,rr l,.-r,. ;jli. JL ,Slt.;.,l,_t -'E r.o ,>l-o*- q + jf 6-5,I;l;lq1 orb ,ltl; glf !.,

,Sl-e,u;jr s aTij I M* Gl-t Tii,k , avi I ej 6lL vii , Wl M,; 6114 Q,; t-gLt'4, .*-1, ,>l-a:;- 4 q c...- ,S;rj_;lAr 6,,,.lb 4?-f Jtj. c,/-ltr AY u; I tuj Mt,

-e-s Js-*! Axi I Mj ,j:;.,j| J.4, ,,+*:j ,4 O+"^i .tFg -r_l-b +y-," -r, .rlltl.a:*rl

(\-v-Y)5cLall.ry Otit-- ;: (deI)Y _,iltl c.:.-,1 oJ-.i o:l: .hb U'.;_1r, *56rlif:L,.; r:

s3..{'* fV il O;,2,etu. d/_rki 6.rlj5.rL;.1:

fo

eilAxj-xij:5;i

v - *u,*dA^d^

-GvT-tr=-E.iA\ &y ' &.; '

(Y-v-Y)

r.sj-.e dr{ bYQ : gradQ J.rs oL_.t$bli€ #_trq .r-Sel: d;,.rL r[S..i

.c-iio# = Q,; (Y - v - r)

;l c*,1 ,.r;L" Vv /rx 6L-:lf}yi : vi,i (Y - V - y)

;l .:-,1 o;V v. V ;*,_ v n$y-"\yi=vi,i (d-V-y)

;l c.*,1 .r-1!o V x v ,-:'l-v Jfe;1p\ivt : eift vtqj (2 - v - r;

os[i:-l U L5l,st-, 14 '-J1..4;;l:y JJ- csL^tS;L;;f .-rb d,.:;l-r 4?y +,!

f:+r Otii 4*,--l 6ly">\:-,,.c*,1 e)J.._!U l+i e J :-w ua;V6rljfiL;;l.!tr*r} Olt€ 0 -V - Y 3 ? -V - Y .r)sL,;lv;lsy -*,SlLcr.ll div (curlv) = o

Page 63: Continuum Mechanics for Engineers

il <StS.tp c:l;(:: : l rJ,.s

0; (e;j*vU) = e;ipvrel; : "

j ji 6lar9;L.i q,- -*; bjq c:gu" J-V ut-lr ?t'..*l J;l +L-rt t;,* a;;6,8,i-f dJ").:*,1 diGi" bra;Li 0L^ q p;, o1^+ 6JL-.,r.r:*,1 .*--rl- rJ-,1t-c..

.(-r;!.r au vt Ltl;3.5t^ot-rtf 6\$ v p

,.{*l .t,/f JUel ,st^q.bA -fI -t3!,-r 6-S,L;|A,

"liE &p, t-h,6 Tii...r,,ssVl .J.,-l-b Ol.ttr 6,

)r cff ,S'-V ;t .7-f eF t, ! .:-,1 oJ-i r-.e,-r,ri ,-5:-F 6l.oi;l ,:.- +l ,Sss

it-, #-l ! Ett- t-b. JUt 3 ..:*,1 otf 29,."-,u tt g+- S a:*, CF q 6 -Liq Lii .f-l

gtd ds, = nls rs-re\C!;l Gr oKJ ,,s-xln; Jll o - Y J(,:, 4t-t sFJl-Ssl $ o.tV.5l.,1b 6 & Jt-S;sl .rr: .sl.lqb 4 of nliy: qb.'F,gr,.r;t.: JlrSil ,'-1 Olie,rl\ T;i..1 @-, d p:.. 6 f,- Jl-S-il r r:*i ,:*,lT;1...1,

."t.:.f"rr:ta1l

(\ - A - T)

3 ..:*,lf I rlt-L.i; gsltJ1 dr& gLn.ll.r* e\ r--b al f<" oal; cJt- d/-J+

.c.*,1 .-r-i eSfl d./-)Li S u,;V,g-,11-rf.:t^, Jsye J) y' a-, l*i-lrr

J,Tij...r, nq dS = I uru

.r, on

I {*,ds:

| )tnrds- f l,qdv t- |. tids- |. grad),dvJ5 .rV rr5 rry (y-A-Y)

| ,*udv t- l' v.ffdsrlyrl5

=[ div v dV(Y-^-Y)

e;i1rvq dV

s,rJr Jr oJ*i 4-ibl ,--b Y - n - Y eJ.:L, r,J-..i!.-f of nBsy: +.b ,". is-f.-t*,tf.f La;lsy OqL-

d)-r* p s:t Jlf$l4 q b **r g+-.i- e:: Jl-fuI 6" ,yf a.-2L-

uJI ;'*'rds : I ff"vdS= I curlvdVJv (y-^-y)

Page 64: Continuum Mechanics for Engineers

O?J:4f csly $-9A cSLaL:-" cS+&

4 q ls G-F u. t-tjr*.o)jt C! &- es: Jl-S.ull A- gSyl +.b cJ.a.:,-r,o tlirl l,

& tf 6'-l-;3 'p C 0'-lJlr..$r./ ltort l) C*'sp 'p Jy Jlf-sl

JU"..4, Al_* q) V - 0 - Y J.*,4t1, C + (fb 21.s, ,l=-(*-" tui s,sqSni Jti n; fl.(c*,| C 6j)t sp '# 4,,-El-rl, ,Sl,-f d C!.i .{i"ys

rf

.)t+1,-{*t -,_J- C ;S ggjs oJ; 6*F,J-rlrJ JUif _f vi s-Sq S & eloi:^.,

eij{rlrsj ds : I.r*ot / i. (v,. v) ds: J:

v. dxs

sc

{(0 -

^ - Y)

0ltlt "L;t

J^iL c"rJ--, -,lrr-i v;l:; dJ ! aJ:L- 0-_l c*,b Jlf{l.th-t lU Orr- Uf.,*

dd81'nP],2

(-ill)

a-t JS.t

Page 65: Continuum Mechanics for Engineers

rr 6)e.,pa$b:l l..s

J3t*.r-!y-j ott'! ua;t:rl.;-}y .1.: L-v = I x b Jt I - f

v;i; = oi4 "b*t = ei1&1b*6i

r*lr cll-L;

v.v:aYbYsin\g(,;r)txb. a: , (:)axb. [: " (t/)

i.llf-,,gto.;lry .(-u,-; nk- 6trll:y LYfl o1- J uy r uq ,5b2l.ry *Ku, gt-f q c...j f - f

nS.r+., dL-.e = ty' = 6ii ft,j = \, Y , f) ft t;.U J1BJ" g (c..*\ u' sut , u'

..r-:j*r! tl-pt. t) b-lr1

r UvXllr v UrxUr r UrXllv--t---Iu,rllyrur]' - [orrurrurl Iorruyrur]

.rJa* ,.:-,[ or-3 i-y; t) ot-t'e,;6 gV,Si"+ ,St tltl.6lt. t, .l.U", 6t+

u\:16,+6',uy=f6t-qur=6'+6t+6t

ul=

uY=

ul=

-0r-ver)f rra'

* (-4,

* (-e'

.. ,;*LL=

+ YeY-ef)

+yey+rE)

,K-b = b;6; jx = x;6;11 .:*,1 o1l-2P (xr&,rh) 61L:;l ,L;:.51- c.i.iJ,- )$Jf - f

Page 66: Continuum Mechanics for Engineers

O:-Jffo agl2 o;*9=1 ,gla L:,c-" cS+lS"

0.5c.*,1 ,SJf P ci- 611:; .J;t'. (x -b) , x : o nS-r+, trt-lJ .,:*,1 c:,-b 2(sS.

.-r-,!.r+ b,iiLU_,* : + b r Jf-r

nS.r*^, ot;Ayi11 : ] &4-Al sAOil: ] @i1 + \),5ltj3rL;Jt o:ta;,t !r - rd.lGi SA(ijl rl.lU:" 6Lnr:*i Lfr t Jtjliu/ /.j.r^ A;i 6!a[3a t,4 ,r;b (.--cll)

.tj-i, a,-i7;Aftjl ?-tl -aij=A611 *Api1

't-r-,C 4'-P t) ot-f\Aqil --rA

-;t (:)

A;; = 46;1

B sA.S.rl*-l ,gL^.rr,[- tSll (V)

A,Fu = Ar;iFriil * Apil Bp11

.+-* o.rL:.;l: dtil 45 jt- t, o:l: L*y l) -fJlf,5LatJ: "f.lJ.rf;Lc d - f

6i74i* Q) 6;p1* Q) 6;,6piu e) d,y',j (..ilt)

Ap(o), dru(v) , y(:) , r(-ijt) :*q

-l.rr crt-l .rJ , &-F-l-a;olrl.2 yl1b1,-r-iLb; = eiigrt* JAi = eii&ft ftf -f

ai=8{&i-h*Eia : (c. g) h - (c . h) g ;.:L; ,51tjS:L; 1: L-

'+5Or.r, lt il -ltV "fS.-i

y-;':L . 6ttF ,gbc,*l;r-.t 6st -.t L v - f

rr

etirlriv* (o) erpa{ry (a)

- ut (o) at (Tr, - Tyr) (V)

eii&U Q) eriyapp (-it)t)

. (v) . (.iJl) : *E

.r:*,1 l,11 - J)lib Bik = eijtyj rf-b nj qt, dLl; (.-AJt) A - f.J,-f,$ ,b-;1: lt ui : eilflir !*,.r; .r.i .a-'^,11:y .-r--3[ .*_.ll - dlli:, Bri ft (:).r-l-:..r B*q = ] e*q/; n5{l, clt-:;.(.ub eB u-E uE9.: ,("rrr,li,*url

t-!.rJ.rl sAil ,---"--tBU ,F 6,laii J (;;1; l:B**,l-J,\ Aij = 6,F* + Y B;j ftt - r..tsL; oslL;-,lA;; G*-

Page 67: Continuum Mechanics for Engineers

rA 6)e.,8 obL::l !,.s

Bw = |n* ; Bij = iAti- *6,y'* : *q

oirG.-- L:,,.^*t T4 SQ f t st-.,- "lt-i..,t*i.;

b:+'VT,fXi )lri. 6 '4ra: cll-.lr l' - I

f':r'-rll tti (T,i + Til ,P"

\-,,I-tI=eijt&;bicp6,la-.-2.?r.,4t+rcrb(f--t,>tt*Jrqt-)f+t"'"tl:bL"...UII-Y..:-ly; .l[yy,

a\ ar aY

b\\bYct ct cY

J#qb \\ -T-Y aJ:L ,c1r6,la1Ar*sb1 SQAti , ai,Sl+Ar;,S.rliK-h!..*

..li:'.lL dd f*.Ai1 isi 1, nf -r,-rji \:-J$ det (ad) = eiit Ary'',y'r*

S U*-r-r J* t :K\\ - Y - Y al:l'-;l lf - r

det a:/ : €;j* A;Aiv4rn

.e*il: €lrA;ig;Lacl3;-,611.;l urtirtz Jq c<^<1 nS-r..': tll'l';

eo*, det ad = tiiy'$i*4u

S:f ,re*^:K-t- .lL; 41.r 1.1 aJ:L ,',-l ,lira !-r .slr"r \ Y - f - Y oJrl'- +J

.r-i .r-,t fi Jy"S l;

? det ad = e*ne;ia4i/rtu

.:j.,i o:1.: t) ottn9Aij e-iV.iU."i, ft tf - f

A,, A,, A,,

A,, A,, A,,

A,, A,, AYY

det o:{:

Page 68: Continuum Mechanics for Engineers

O,pJr.ho agly a;-9,71 66L!,r" *9"

t'- c'rQ"i" T,T,;j :; :;;:::,:.; :T :;A*, A^, Ar

A,u An, A^Ao, Ao, AF

= t^rp€q,s dgt ad

t),-,tV,ii l* \ :det ad : \ r-#.f nq..;; .r-,[.,4 ;j = 6;i6y rlt4;, I fl AsSt

."fe J-V

s^npsqrn : 6mct @r'lp - 6,'"6pr) - 6^, (6r&* - 6*60) * d^, (6rq6p, - 6r,npq)

..t"-1.91 c,*,-t,-c--r J<-: q b \f - Y - y aJ:L JrLp - Q

t^rfqr, = 6^l^-6rrr"6*

fi gr,sb.r-.lL nS.r+r dL:; lr - r

r?

lbiil:f:ii] slciil=[:,rj]

.J\ii..^_r .ul_9 ,*,-;L tJ.1 lr y'

nS.r.^, ,lt-l; ,r,-; C-l db.r- jV )l o.rlli,,l I t a - rn=l u{s0 - Y - Y ,JrL) &ltft Cr" Li r:-,1 ylr,.r-rL 6- C, Al)f/ (djl)

'(r.itl.t".rcrtjl q Y -f -y Jt!..,r+fcfL-n"r-tr.r ( d{gJ ), =%lr adr 1=y

Page 69: Continuum Mechanics for Engineers

rY 6)9.18 c,U|::l !'.s

I o,il :

[:li]rb,:Lllf]

.r-l3 r-,-;L ef Ji y ^S

&6/T = u'day' -\ = & rp'-.ui[ "r'L:' .r-yL el ft l' - f

deta-{= t \ 6r*^rdl3 f -T-Y tY-t-f Jt:"Ctt;t orU:-l t'., .tKisl:*,1

."u,tr.f

c>l-a;;r-o otJ,r-,, p r: 'l"i: c(,- ,StJ .,--bd -, ft *1,"r ttl"'on tr.r.t-b gf-- ty - r

T;i 6,6oil3' tr g-rr nrr rft-.-^ .p-ls "t-T +S ef .!:t Jt*{y-rb,5l2l: 'JE

,_ts-* L.Axrxr4 q ct-; Ox' ,x' ,x', 6,|-nya. -it .-lt &$ft 6,Gy^- q +oJr:..iL o-r,i .:*,-r, ff= (6, + 6, + at) t '/7 ttt-l 2; 6,19.u Jr \ 1 '" ollll * tr9*'12

[lst lA 0#"4.rl J I,r : Trr = T,t .:;l: f."lr t^JJ."' .r-l C", Jl,L;t q -gor cll-lj

L-,; &$ft 6Lay',,or c^*; d'\l',&'y 6,1-ay',-, ft iy oi).c.[^-J.l, r*

6,Ggti.nJ-r+,,:L5.tK:io-r-i[ o.t ir:*,.t,,ty ,:* Jf q'o ollsl * tf*'5gtsn

4i,e t, ,li.uU glr +r rfL-*.,.1-b -*T ft +5"t-n:,r" +'".: JU:l i,,'-l .r'i.l

.e*,1 .r.-13 ,.1-b I 3 rJ.c S--), ;:i 1: nf c*:; )rl ,>y,-a

l.te;jt, sd;i c;tl*! oOx'rx'1x'r 5Oxrxr4 6l-a1.j^-" rf. P -r,L:, Jtfit 6,- Slt lA-fnS.r*^, ub J*,- ."r.,nr dl-.i;

t'ijk : e ;jr (=) U',i : du {utt)

Y - f - Y aJrL jt -l .r*-L; tt*;l b a'iik : ai;ajnab&q r, (=)s*; y : 6b(S.r{ o:lc*,|

jl -u;.llro &fir\ yax' ,x'1x'r LAI'*L;-.- ,>l-.":;" ol3-t-,, 6,G1ja-.r* rSUlj I t - r

.rl xr 4

X,, foo 1oo YOo

X,, ?oo f00 \Yoo

x'r \ Y.o YO" ^olo

Page 70: Continuum Mechanics for Engineers

OJ{-t'r",+ a|(y o:-9;', 6bL** <S+&

-t'Li Jt.i;jl "i- njr*^, ,lt.lj: -r.sc,*+ b LAJJe.,. a,..o3az;aJr crl.t Jlir;r .r:-lt ("-eJr)

.-u*:l..r.f ,?:i,oy^'oau.,-511:1t-,-ti 6,G2j-,-yl1x, t x,, * xy - \ /r'T A,*is alrt -(._r)

.+5i,..1,- r-ti.r brx', + b{'t * b{'r : b

rA

l.rt;r //i

:,-)

det a;{ = €ijt

Tl,fi': t \ \

Ar4ry'r*

I'?',?

(v)Y x', * x't * r'r = \(.jJl) [ aii =l

- f - Y aJrt-. jl o:ll-*,| ! f. - f

.+-_-r.i tJot-re\b f _ p _ y oJ:L

I f,i-16,i | = eijr,(T,i-1.6r)(Tri-lld(Tyk-16r; - "

6+,o, clLj; oJrL ,at .b*i ! j

),Y -7,1r + t+ QiiTii_TaTfll),_e;ieT;71iT11,= "

.tr_F er_rvl;Sl _ ? _ y cJ:L tj.e*,lt-., r4.eu..lir--;t ui-L.J 68 ,r;l: 6lr,f I - f

I B;il =

o

-Yr

YA ill:.+5Cr*' \ )J-E (oj,-3 6La;l ;) u!-.16Lrc.a-- .r (o;1-r -r-r[i,) ]-cl ,,-;li,

Page 71: Continuum Mechanics for Engineers

rt

1r = \V \ = l?ff(t) - (r 6',. + v %) l,l-ra

lr:-Yl :*qi(r) - (-v 6'. + r er) I..lVai(r) : 6,

.l'-.& -b tt l, ,-; ;stl;;..,--it, f f - f

l- o rllB;it:l : ,ll

L+ +J

.:11: .rj.-3 .f-rrL Jr-l ,J-rll-rb 1.: ,r,-tji: j* .(,- n5.r*^, dt5 (.-i:Jl)

,11 JG;;t ,-t--tU nf ++, cl[.l; .-ri-i[ $a ra-,.- ;l*t tt:,j.]tr ft (.:)

t rAtr . - '^r' IIo'il: L\.r!ry-

] ,^l

ni.r*o, ot-:; ox,x,4rr;: trtU, {{ ;}i,! r. r"r.,

l- r 'lr'1-t--l : ,ll

L+ +J

..:*,1 [ Bii I -,+ dt+^a p e-t\ 4S,u,5 ary (o)

[-.- -' Ircut:l : ,ll

L + -+ I

Page 72: Continuum Mechanics for Engineers

fog* -uur+ ag( y o;- 9;1 <S I'd L,:a" .*K"

-r.-o,: rll-.i; c^-4 .:La; olS,i, e, u,*,13 ,!bd.l, +f l:*,1 c.rtj "l.r-b .1,- D f a - fV(*. D) = D

.r: .,l c..+i.1.. ll:y x = xi6; ai 1., nS

.)*4."r,-rf1 -hrtllxY = xrY *xrt * +'or-t-e,o.,r-ur c-r6r.lrrx= x;6;1rsr,.fp-f

div ({ x) (s)'{5

grad "r (iJt)

* T )r'. nli curl ({ *), (.!) grail (x*)1.1

V' (r tx) (v)

" G)f (n + r) (.:) . (v) - taihb+t) (=)*, I x 1-;sty : *q

.r;5 ir,,r,' lt A ,y-t\ uLel y-:li,. ff - f

t'r o .llKul= | . \\ -fi

IL' -u= 'J?," ub- 6L-r&&{r.11 ..r,ig-J$ &*,,x,'1x*y }-al 6,La-r^ n5-r+,.lb_l

'c'-'l ^:sf J13"o\ l:* JfLt=Y,Lt:A,4-- \Y:d,-t

styttltd g = \, y, r) ,r,-"^,;t6Laca-.1 slrq) @ - \, t y) J*tlrb rr-r.r.;5 Cr..t' y) bji:^.f-yL

I Y -rA/i- \Atr Ilr,il= + | -'rrf q/y r/v

I

I ''tri rh rlv JL :*E

1t9=\ritrl=yrltrl=y

ff(r)- {(lfr 6, + 6, -"r), ff(Y)- + (VT d, - 6, +er), ff.,)- ( 6r+rr) tfr

Page 73: Continuum Mechanics for Engineers

6l 6)t.,o<:l;b:f ,J.-s

l-q !:e, .# ,gl't\ y;6itr1gL^,S-lL; .'-r:--lLx; '>l-.o:;'-.;: gir.re elif :1 flfv - f

."q-L; JF, fi o$ ,sa;-:-,SL^-,it;l oijl-:i o:p ,F ,taB ,5rljj:t; q b '])rt'-.n-irl g-,! r:-f r:"^-, e-l; ^5.43r cl[,i.:

vx(V'")=i V(v.v)- (Y.V)v (-iJl)

v.uxw=Yxll .w(v)

V x (V x Y) = V (V' v)-Vtt (V)

Y . &V Ql = |VYO + VL. Vd (.r)

v\0il - rYYO + | FD. fvL) + OYtl (.!)

V. (vxu) = (V" u). Y-u.(V " v) (C)

! n5.r+, dt-! .J-!Li,>l-,o:;.olKi, a, nu-13 b 4S!!U SW-6 + v = b x X .,l:y ft f A - f

.c,-.il: f+lr ua;l-',5IUKIL; 1l o:Lu-l

divv=. (*) curlv=Yb (.-lJl)

el-*l L 4J # et-.; "r*-L; ,F ,r*Li 6.,U3rL; *lt fi.rl:L g.z r.i+r f l - I

V I n 6L-o1l:r- SQ t* 6! .:):l-.- c'*,! r:*, .rtJLf -;: or! oa;h gL^.l.lrly,l

;'fc JeVdiv (Sv) = Q div v * v . grad d (*all)

uxcurlv * vxcurlu = -(u. grad) v-(v. grad) u * grad (o.v) (V)

div (uxv) = v. curlu-u. curlv (v)

curl (uxv) - (v. grad) u-(u. grarl) v * u divv-vdiv u(..r)

curl (curl u) = grad (div u) - VYu (e)

.2ltrax; -St,u\,-, tti ,t; Lb, 4r ni k-Jt"i q S )J*.-,- C-' 6,- 612ltV f-*-f " - f

nf r*^, rll.l; r-!U i 4r-'6ssl-g+- "i-b .;: oLi;-P c^:+;"

xin$S = 6ijV (Jji)J,

Jroo.x). itds=rv (:)

Page 74: Continuum Mechanics for Engineers

O?J:EF agly a:-921 66L*. *lS" Ar

w=curt y,),:1(*),rir,nr {

lw.ffds: I w.grad ldv (v)

6[:-".51 ^rb-r67; qrirr-iJ [6;rry ej ,ildS=\V6ijG,)

(..x-i!.f .:l*":*.JnSJA:. ua;l:6-rli<rL*; t J +-iJ,.t lt t) ott-*.,glo--- ?-ra : 6(e()

Iq"x,6j, i I : ft,"x)(i1"i)

4 .sl.rl, aSC o-t ; i p J:- cFJtFt t nJ.r+, ub ,lr-,1 *--b c(Jr rt - r'c'"-ilr f"^lr Q 8) gt! .:.-,1 fu; o.t-t-\,r.,t^,1lr.ra

"pl-4:

d Q,tu;= "r,C

dr:lJq sxj = xllx oS t+r r.ll:; rxL.u^x o-llsl ,g!rr asxi t4J4 1lsr1 6111rr - f

x,ii=*,", *'-'),ii: ry-$r*l x,ij= !-ffrr;lo.p":l,r b 1a 6i.;;l 6l-r1l:y .l B ;A .Srl*;l 6t-r1j,-L- Slt. Sl+: ..Jlj ff - f

(A.a). (8. b,) - a.(Ar. B). b (rlt)

b x 8 = + (B _Br) . u ,

(v)

(v)

a. A.

I b; - e;i*B*1

b = b. A". a

."uf orfo:,,| \Y - f - y.l \\ -T- y,.r):L jlJri,SLn6iL;..rlil 6ltpslotf pff _f

[Aa, Ab, Acl : det a,/Ia,b, c] (".ail)

Page 75: Continuum Mechanics for Engineers

AT 6)t.,p obb:f ,J,.s

^l,r . 6,a x Ab) = det a;{ (a xb) (v)

.r.:..,i ,Stt*-lA .lr-b s4 b, c 6l.o.,1by

^S p-ierrlU- .r.-:U '>V:;,. olKir l: glrJ.e elirp = tlt (x) sQ : Q @) f tra -r

;:*; r'-l3tj'5 a*)i dJifl .r-tts" Y'0 f"qf,; s YQ Ft-LJ Q; u*;l-' 611j5:L;

..r,-i**,..r, fiotVbl--rr -,6.f|,i,ll.r:lgl;b \ -rf - Y aJ:L

I

t fi!,rrfis = J, (Q,ft,,; + wi dv

,$Jr". -r-r J* ! rrdrLi drli<rLJ t l, q;: yl

Ov 1p.ff as = { O # ot = Iu NO .vq) + Qy,v) av

nJ.r+, dh .fljty- ) a&3 "t-,y ;;*^,. .r-:tr.f e.S ,JS( t[,;l *. isf 6

| (f\,i - 1po,) n; d.s : I (f\,ii - q,oi dvJS JV

y-.t ot:.at i.irLJ 6rtr(:L; I +5 Jtu .i

) ds = [ @Y',t,-,t,y' O) d.vJ- b1-q'Y

\dudn

,.>-'l gs--s? p9.s .sL>:( .,-t,9r'- oS

Page 76: Continuum Mechanics for Engineers
Page 77: Continuum Mechanics for Engineers

,.PJgel fff JQ,G^L-'.t,fr cslati | - f

.u-f ,-l.J:;; b t! -il \:.'J f-*? ,t- )J-"r* p S:: t+ J*t, ss 9E ,/ryF ;r re.l;.l;{1 ,-*:l: p-.+.i- ur-p- 6trt9-,.$t5,.-r,5.:.;l:4?i J,-t

gj) g,-+ c^..tL O:.il.t & elt 6-t..lq b,',l Cr', ,Jt^l:* rtry dLn;r* W 6 s-$'l1.^-l-*:y;tS;t 6.r::.,.,n

"d$i ta.i-l 1s V -htr-r,JLI,J.*, S 1--Se 4+ Lr-r,..:*,1

.t:f 't JeV 't)V J"t",4 L-'y

.-r{F osye d/J-i S-rrf o.:ls;..oj -&r*" jl Jrt"i 6 si JIel U tt

'"r-i 6jf p-*a,r"L-, s: s ;^,,-Fct' JL"el 'lgl g ,f est 6"*brr+ tJsl .J,y,/

dr+.'ft-lJ 131? cJb:.* tl^-.- Oi;l g!.-f F cstay:'u iiru i '':*'l

-.rJ J-rd)4 .lL"j L-'y t- <,(f:a l-l-91.r st)b;:t,o.j d^5-, \ 6,*> gLn;-,*..:-,1 JE

Ut -r cJLrt f P :l Cf G:: ,*-* q 6.-t-bJr# 6lJ) .f.^r..f 0t^t^i (f.--

C-, )1611":;l '? &-\ )Je-* d*' )l ,# 'g ul Uj l5;,-t il -bu-e c$lo-t-i

.)LJ .f; rJ;bJ :L^i !. bl-,* y I .u*a & <S(a lr u. i jru LaoJ I cti!. f**? JEI)

y g-sV C-b Gs-t S d-b-lr* .g!.f eL-' t-li ts J-rd r{,St-rl, 3 $.9'3,r.. o.:1.:

b-l-,* Jtiil )l ,j*V 6 C-Vl t- (r,,* cSb-lr*) $l"f dLctl .J-, o:-r.,.ii ,(So f*.gtf ,_f A Cll;l .-rr-taJB, J.::.,.4 ulilr e!-, :l.u"l.1:

..1U 4, 55 it*, L-'1' a.8 -sj,aavv f- 6\l: B 6rL ''-*.7

d r, cl;51

g.-a jl erltl) 4tn ..(,,- f .1,SC_F.r, .:*,1 o.:r5Jt;,it !., F;p 6l-oi tlR. *)t-*.t"",lr"f ..r;1.:-,11r! \ - Y J<-,aU" c*,lA m ,:t l-.,a

6l V F- a'.;i.7f "r7.s: {lidAl ;.*r- c:yJ, ,./ ,-/Al6ftr ,t..7 A a-i 6.:*,1 .g.:L p-*7 6,;l ,+--V 1f,/ry.J56. tlrll:j- tt,-6f ;.:6r*Ur^ r[U"tr *f.:*.1 p-*7 u] Jl utJlJ.,

;*j c.-i L-'g ls "? f+' d/l L*9:"

Lmf):rave L V

(\ - \ -Y)

Page 78: Continuum Mechanics for Engineers

02*Jrc4 6(51 a:*97i agl.aL'2^" cS+19 67

| -r Js-t..-. 'lP +t.ci :s A, m pr 6l2ls 6 LV "? l.V tuy, +-- F- ;l ue;L:,

P ALli 4, I 'S-f L: rr+- S ,-)V-;J .- .,rl d/l J- t: b p aLi; g s: p ,/% ,

€r,,lli,-F cl,9; ue r7,:,,

p- limAV+o

(Y-\-Y)

t 6,* 6[a;-,* L,i+:-,3r 5r_9".1, *gr .c.*,1(kglmY):*<"., J 6-# J1KT :,o'lj

,t) :l (NlmY) :*<,r- J i -* -r-t3 .s!tr p; : (Nlkg) ff E t ,J -* l>tj 6tsl,,b;

.-t1t-.f lFrt ft.J-j d.rL- L-,j, ,}q

pb;=pi t_ pb=p (Y- \ -r)

p=p(x;,t) l* p=p(x,t) (Y- \ -Y)

Lm = dmAV dV

."tsr*;; _htt_r f."? 4 pb-,1.r -&t M +,,51"L;r jl tli,-l e.,

Page 79: Continuum Mechanics for Engineers

dy ,F cJr( :y cJ,.s

irsp Jpt t -r,il .:a; 6 V f+- q S ;.i"at-" C!-,.g!lr B:f|,.^,". d,K^^ 6rL,',,.7 dP fl .*6,y F.st I c*,1 ^af tt;u, ,# gLa:.* s f; e.t$l Lt Jo-' rsLn;-,*

.:U3l ,s;,,J.) tsSuu P aLi;;l,S* jL.a it- .i- # :-r* -uq B J;lr 4t.c; .<,"

JSL." f=.- II JI.:.^*i Jr I b tr 6 e.:-,l1'.Q-rg o:y gLi ci, 6D,io Ol.j;.cq

JL"-j L-,3, 6 'it

bJe;lA S* c"-L,.. gbl, .(7-6 e f yP 4l'ij .(.jJl Y - Y JS,..i)

/ .:.,.*; ,lji,(;' 5cft " c.rll:1lr! .r-,lr._f II u*3 o1 c^^*i ;l rli c.a; 6.St&

jl .'x[ ;r. a'.;-o yV y.r, d[- JUJI ulilr t5b_l:+ .$r./ ,lLlj ./ Y - Y ,[5.i -1.r

A r..:i GJi.<r- Lt Jrt-, A S* G, J_t Ui,5- I y;-J .LJ 6ssII &.'*j J'^e

o,t'; o.r[: oLi./ Y - f ji11.: 6 ,51:-ra\:_*gP aLrt;':L, M;4+:l ,lL*.i- -1"4

jii;.r ,lS t-h,f Jt.slsfi 6rJ*' rSLa-t-,* ib; u^-o gl,a-lr* 6tV gtf)..:-,t+tii -rs ni &-Jt--j;l:y .:"67 :t'Vs) L M; s L fi 6r-t' qj .(c*,1 o-t*i.i g-i r - r

t ;bf A S* .:.-L- is bt, 5 JSs" l.tl oFf ,-i-; dr./.1:;*+ P

..:-!l: r".^lf c$Q .,il.t .rBl, ^Li;.>ss.otP 6 JV;: -t:f,-r" ,b *-

lim Lfi = -4t- -t,(i)AS*-ro A S* dS* '

LM,llm :oAS*-ro A ,S*

(\-Y-Y)

J

(Y-Y-\")

aJ.:t--.-,r:.Jc.U.r-. ,j;!S rlt2.rrLijl ,-;a\ ,*: /Jx|t df; I dS* = t/i) slrlU- fr^-. .rL-; tAcl *ii- clL..ll.ry c.:*,lP t, il-l 6 s- y g'lr:f ubj Y - Y - Ya., ! r-r::lr;

"l*-f ,Strr.*, e-r.r g;lJ.$t-d C\t-t-,CoJ.l[ Lyf.-f 6 ,hf gi-

.f.^r.f Lb.rl \ 12V ' JFj"t eUc*,1 ,a[- -,,lrl 4 y I nS:.,;-9isl rt{ .r. .JJ ;l:,r1 61y.46 .rL; -r, (ff) cl$ r.aU

Aa;e.&Fr!*l 6lJ. e,.-r-,!.f ,:', ,g!b P a}.ji J.r fi Jt-j ,trl tt .L$ J..ei J

.s-"J1rf oa;:r t_i eVff.i_ L-,j,ll5ro ,tsSu"P ^Ld jl 6 e:p &l

.:;1.: .:;,.73 e:lS:|.\:'J f-*? .*- ,Sf: Oi fr !+r, t;@ ;:;1by .(7yS-rl**r O#;fii;.r '* oat3'i- .t-,y *Scff-",. P aL;rrff; t;6 6l,a2brr cj7,,o!^t

Page 80: Continuum Mechanics for Engineers

O:-J:'*.A 61, a:-9- 66 4:rl" cS*lS" 6A

.JScr" i--* \P M )r dF:i OQ rl:-,1 ol; e_F Y-f

(.jJl)

AM.

A f .

| -r JS-,P otj!.2s s.2lj,.rf- r :i (V)$r./ ltJ bS* .r" aeJe E a,;-ru, W g;l ,r,a;U (u,ill)

A S* "F C,-,

oJ.at-.L ,Gy.^^;-2 r\r;.r ,LJlr*(" J J"e Slt Ui lf rlfU;l .rta,l b

\:^^j 6Ji.iJ1i 5 ,gjl-,-il &*; 6ssl \L*; L-, j, r-Li JL.rl 6Ji S ry'l6t;l.r"r, (y* fJr dJiU) ,p cS;z ';l-ul ;!^el;l c o3)\,*,."r-,tr"f 1.!*.i 6s.sIIL c.*,1 y)Lt-'14 J..., t: f--+ 4;t,J:^-"j y' tr ,F 6;z r;llt r:p; Gq aJ

(v)

Page 81: Continuum Mechanics for Engineers

AI ,i; dr( :f ,ks

q Jl.Cjl J* q i)li € l, }-l cII j/ 6t'o.:^J 6ly .:^*; r.ri y ,rl-, br:l,o 6Ji.1-r;1,-r,i g-,l,. P $;-.;l-ut ;[-aljl f - 6 .ui.1r .r):L, Cf-l) ._r" .r!:L.

J,,

J,,,

{i) as. ^[ _.pb;a, -- *,vr

t,6) ds. J u:r,

dv = * I ",f,

o,

Ir,*'o' (-illr-Y-r)

(vY*Y-r)

r'i'

r -r J#n; &- JV; .2ltr,. L-.1 o$ -;-4A,S* o--i-o P aLi) ,"t;(i) r:;S.,lsy

.l:;,,.t II 3 / 6Lac.^^*i g+- .*j \Va SVt S o-.;5 sye,u e t"Ct-, Sn ; Sr di j, 6

.?i.J-,qur.!*;;:y' 6lrt c-,.e ,-,O[ia ,;:,)Q p c u*qe gLal;b; O++^,t

.$;l: y.lr crl-i:>t - Js jl ,F olJ:oq ! s* pl"t5g sn -r sr 6 p:l:c,lbK- oli,et't

'PJ B f 6lt dli,-/ OU+^i lt

'F ,5y ';t-t';l ,[.al

)f -lE : j.:' y..a:

D,,

J, t'@ ds * J" pb;dv=* [" Fvi dV (f-Y-r)

Page 82: Continuum Mechanics for Engineers

OJ-JI,*4 ,gl, a:-9t, 66L!D" cS*8.

o.:Li:-,lf - y - y aJ.:L. jl-r Cl? -fi-tS--! t, Vy- y -y -r ._aJtf - y - y.ry:L,rfl6jl-,,-II ,b3 6lJ 6 J)V 1r c i jt I \:.^J .JtJ S* J .J1", *3_l a1 4?i q sf:5

g-tgfY-j d':L,. q J-'Lt./ -ff

/o

J,. I t,6 + {-il

fas : . (0-Y-r)

rr. $tHa.t-Li rri c-a; re ! ttr" a:t ,;s Jel d^, olt-il 1 - y .bJ r: 6cf L.n

st €t' ;U":* fU .:t-aS,, ol*-,, ..{, Jl "W-.-r-,!.f t,6 ;lr.1lrrr .i p

_rrCil-ldsi 0: \, Y, \") ";-;6t-oc^-t*.jt .i-r,o!!1r"c,"rJ.._cr_r- p &;;,j,J .rlr; 4 :iiija1 6, 1i = \, y, y) &_ 6L^Jt-j q,lr^" .rla* 6l.aoJ.a

-,1: ,L; -rlrr.i - ./-l 0tJl-4:; .St^"il,1.

-J...:.;l: rg3 f - y S*, 6r.tLtrG)

.S-J g.11* -r_j Js-fe! ,->l-,"*. g1l.A-r'.i*atf !t*rt

,Jq..jr 6! -qt-1 aJ:t--. dr,-lS* 6:: { Jl-S;il.i_ g;t- Sn -r Sr Jr y' oJ?J-a.:,r,c ;-. 6.J^ib .:l-pt (P ,LA ,l 62ya: GJ a-r";e -* cSlt .,;*,_) ,r*7 611":;l

ss ,J-l;l s:r! j,a l.-t^b J,-q JlFr I t) o:Vt,6 = - tr(il (2-Y-r)

a-,";;.,c ,* ,fry J-:,6A,-/u*il ,lji f*? Jlpyl c.^*i 64II c.^J fl .r.o.16 rlLi

''.^L-/ - t'(i)

11 11

r -r J6-t

P 4Lil.,1r gLra;i,o 6,laa-;,." tSSs j# rlt,

,F.t-FEr -r

Page 83: Continuum Mechanics for Engineers

?t "i; ds-( ;f Jas

1Gr) = r,(6t) 6, * rrG') e, + rrGrt *

1Gr) = r,Gt) a, + rrGt) e, + rrrivl *

t@) - r,Gt) e, + rrGt) e, + tr@) q

1,-cJl t-f-y)

(v\-Y-r)

(V\-r-Y)

, C:? :l.r;lri jl o.rU'*'l b o.rr*i,j rA t-

t@) - ,i@ 6i (Y-Y-Y)

,*f U ,gt"ra.il y gJP aLfr.,) c-$ a3l2l .>l-a:;' le.,;e 4 ,Stf b .,::;.,l-:y aJsL, gr-l

.>l-as* ,Su"nil-r 6,1L 6,htt.tJ ,.51 cl! ., o*,t;F Li.i- .+i Ut ,$,-/ 0iil ,J+:..-4, Jr[.; ctj,,ain ,t-l Slt.sL..-f 6;1":;l a-r.ie 4 q tFrt ;rP +Lnj.l: ,lJ -,1by

g;;$l Jt-j L:s ^IABC ot-ci sP ,f'l.t\ ue:i6;fi.i;.r,".-7;l +-5.!*;s-r.1./tiJl e:-b ,>1.,o*.61-rc.a7 .f$,g F.st tr O - f JS-i 4tt, i = ni6i

ft.n-S tlS r>l-*,.41A.e,;e +;J y uessVAPB J CPA , BPC * - 6-u"lF oJ.eli c..-L., )l el* C,L.il

.:.-L., ts-' ua;"*ds )lJi. ! l-l ."ttU c..-L,..'l*t& t- dsr -- dS cos (i, i) , (i = \ , Y , Y) )t

xr :,1r,,

;1,t' l'

ptb r

d-r J#P ALii.r,

Cl-r &f :Q 'es.tw rl.,1T;lrt;

x2

X.,

Page 84: Continuum Mechanics for Engineers

OA,$'k4 ,gQ o:*9- 6la Lr,"," *K" ?r

BPC

"I; elt

cPA E!,; ett

APB {; stt

d^Sq : nrdS

dSy : nrdS

dSy - n$S

(...ailf-\"-f)

(V\"-f-f)

(VY-Y-r)

L-9:" )!Jl&,0 - Y .F '*-*sr$ C_b 4ij.2 oJ-x o.:l: o{-j.j ,i; 6La;by

L-'y 6lljfsLi 2: ls g.ay Orl .-u,su, Ot* l, -E:-,,-*JLrl l.6ji +f,rr-La.:.-1..- 6-9-,

.<r- ,ij rlsy 6,*-xU a.*b ,t_ q) .J:.a.r,r.. OlJ .ri.; 1l:rr rL.j ! o-t.i d*:j o.,L-, .i_cestV J r:l-l cS[al'l* gL; LgJlf{ g".- 6c*"t Oi g;U..- .JrL,u .(.:*,1 6l&;;c..*s

r_r4r_ c -g\;"-

\i&) ds - y.G0 ds, - *y.Gil ds, - ,ry.Gfl dsr + p*by'v : " (f-Y-r)

;; uit-,gLac.-)tc ,S€ ,F fa ,f .tt 6c*,1 L-,_9.- c* g-J;-*b, il-lr +f

,J-l ,Sss&-,St^Jt-y o:y glB .3)jl dtj gt4*, 6,l.aaa.i-a t Lt-r,gbr--..S.gr(il - -tr6 r5r;b,rr) -r::*,o Jvh-r,i,. 6tac47 \:-{.-, q .5,L,Lt"/ t^4r.i,

.!:.ii tjJs-req by - f _ \" aJ:L_ Jl'€f _y_ y d.rL. rfr_&" ft

* p*by'V = . (o-r-r)

r- '-u''5 'ts|' e. J--lJ ),*tiGil &-,gtnll.rr1 6;3-2 6,-r,.;u r++ {Vl fl,-rl-ltr I*-''IABC oreti bP 4tn i 6sj^c 4r-u h 6 J^ri.dv : + h ds s#s:W

f".olf rr>;'ul dS .-ij-3 0-y_f aJ:t,.-lrcliclrf

*t,6 = *ti6) nj-| o*bh ('-Y-Y)

b *- .r.-o--, th dJ b Ut-S q !P +ti: a, rl-r=*t s "ps:W ,-S*fc il;;51

(t-,-rr) llro-;b * .gLacsSJ- J!_-lJ -1.r di_l ,". qi \: f-Sg F s, ft + ,) ;S

*t,6 ds - y.G) n1 ds

Page 85: Continuum Mechanics for Engineers

7r ,i; dr( :Y ,J,c,g

.c*ilr f*tf s-SgltP M.;r lac -J6L^ .-,*ilJ JdrU.

t,6 = t,G) nj (v-r-Y)

g+-rlr,tKi o1i = tiGil .4r'J q

ti6 = oi{tj t(i) - ff. o (^-r-Y)t

b -r::.,..a..rb..i 612l: aS uru-+l .Slf b {+rJ drr^A Jli€.-r-'tf"f gtf ,F ds"tsO - Y J-(.i u<+s:le6lf b-lr+ JrL; 6q 'F

,.5;-.1lSl 6Lr, ,l.al ;l '-r[:-,1.1jl g*,J,

ii,; t9;l:iJ-J .g*.\ ;l;-: ;g*r\ *. sJ9.i. o lJ) $.,^ .1r-'\ *3.- \g\b{,J y oii =

''tiil .gfsc-,f

SpxWr c.,\d;., .g\in\<--, g*. t;@ uli j)J. ls\bdJy JUi\ $-S Ji ,t \. tlrt\b - \ .:-.-,.i *. Lar) >i\d $.;s.p.,,p rsbeiilr\. JU3\ .).,-JU \-gpx'rx'rx',

4;i = 6'r'6i (\-\-\).$\..* 5\. -\,.\i c.,\'a:; .9\p\3--> l\ il"S.rb J) *rF-\bniJ-:. '"*r. t(il Oga

td - t,6 i, - 6,(i') 6,.

{i) = o1{tii; = o'i{t' ji'i

(*I\1" -\-\)t\-\-\ A\>\",1\

(*r\" -\-\)

d!>\r-.bij\ ,.n'i = ai{tst\-b-\ AJt-..r\16'; = aijej c\-b-\ d\ilt"1\\"\

.-1"5 Js\.* ;-i ..lr.;gro". b.re;\l g+ crt \-e $" i\ \j",, Y \ ' - \ - \

(oo-airag'fl flri, = o (\\-\-\)

\s.Li.S\-r-,. $!. \\ -\ -\ d\$'-.5s.Ar rr,..tr Jit* Jt t)C-.0r.s\n.itf.6\fi6 t-*.* osU.o c s.b\. r:r^t?s g\".itL

0o = alralF'i; \rr-\-\)d,^.er.-L^ \\ - b - \ d>\t. t-y u-, cc*,\ q-f> $.1a )Jn,\ 6".S\f. JW\ d>\t^ itJU\

.'-*.* or$ \". ,KbI rF. ull sb{i\y .srJ*\

Page 86: Continuum Mechanics for Engineers

Ox.Jd4cA agly a:-9;1 cSbL,:-" *l& 7r

c..-l--. tf !fr" ui.:iJlrt cA - Y - y aJ.:L, L*,r, r-l....i 4j!l ,-*-5,_,*, J-ftoi; u;; tyE,sl^*l;.

-J b -*!.r P 4Lfi.1r 618 i)r.ni JVI 6\ls aS ,g

JU-; t:'lr^, ,;.JS 6La-;l.ry r4 os-nlp .1; u:;; Oeqfl .JS6",lt* ^ti:,li;,fl 6 4-',r, oJ,aLL." a#ilW ,F #;jl c,-:*,1 oJ-i orlr ef i +trj -lr 0i t -tjJ,t- r,p".^'.il.: +:.i1.: \P atJilr,

,.l E olK;,ry'.1r .>l*a4,, ar";e u 6ss b ,i.; 6La;l.ry

c,*,1 ;..-l-r.-1jl c;t,".b-- J,,ali. dlJ.F.5 dl={ ls nL;; lj .p v,L.r g 6ly. u;.r-nl, 0t*:$r*-jt J,*,oA-f-f aJrt ."

Ir,d ,tr6,tr6 J= [nr,nr,nrl

(\r _ r _ \")

,j)":* CtLJl6,;ll- .i- rl.as- LrUl tS-r-r crtfu, ti :&l l2o1; ^)Jjn

i

oJ-i'j )JLb C:LJl6;lg- 6,1, l,Jrtnl 6,o 6rl.i 4?i) c^.ai &,-, I* f-.*.-t-,!"f

',* :_*b,Sl^.iJ-f cr.rl.: ,j,Lj tJlJ .<Jk ol*-l .(r o:L ,-Ji.,Vlc(c.*,1L- .r,Fd JL"-"IP .l;i:n 6Lrt 4 x ,F A_;JJ^ J

f t-, (B 6;lJ.-$1j.i f*a 4 .rrtr -l JL^"t .>l-,";;- dlAae.;p t (Jt;; 6rJ..srA nfrts*, L*9, oJ.j orl.: oLr dJJ*y a:sf t$ Otq ,J.u .-rr..^,r ,JLi ,gLa ,iF +,. uit1r,-ljlo-t,.i oa^h orr J oy, otr, ot\ , o;"laavlt -tl_;|.: irLrir, 6,.^sy.c^{? r-r o.,Lil nf.rLa:; |.l,"bJeFl,.La+d-9. Al .J|llSrF 4+i.-t:.i|.,! ,f, ,gLa,:i;tt j3ru or Joy\,oyt,otry J-a.r,r--c 0l-s sA,g JL^rt 6 Srr rflrJr:J n5ls oL,o:;- AzJe 6y$,j:l6,-j9t.:*,| s,*i.o

'*'d-f .JJ.g"0t* b cFJ Jt,l r>l,o:;..c^{? ,,t:glrdrirJr

'ss: 6 Jb ,' J-iu c^ilr ,:La* 6,6;.ia.'njl .-S c-i,o c^{? I o.,t.ir .lt(.e, ;rrr.1ciJ c.{? .i_ q 'rl.il 6t4^.o ar.;v eg J] \ JUJ 6 ,y,-t cJL."t 6l+a;e.J-::*^ c.-i-' ? - Y j*i.l.r oJ..i ollr ,J.:,{L..j ,; 6tadJ -f ,-/L;._t ib c.il.r ,>l-.o;;_

agLag;,; -\,r;b Jty 6Lar; : ol,ls 6La&::! c..:, Jty 6Lar; ,r.#:-J..

f;:;:;:]f "'

orr oy

Page 87: Continuum Mechanics for Engineers

?6 .i; dr( :Y J.s

Cr" dl I J y,-e S/ a:^".." ,: (Nlmt ) et' t' J. U i 11; 6La-r-13 '-rili:r' ,StB

.*l ..rra Vl ,t:'-f u+ ,)19E..*- tr et' t' J. U -rr.i- .s!"r t4<J fry st (psi)

Jt<-,t-t3 q'lr r- l, L^,J,l; ,-/+ P ^L;J-11 .:-,1 ;t; qf lt - .rl-- 4

.156" Ol*.(l<si) et' e-l t tt -rlf,f ,1<;t.gl,a-r-t3 9\(MPa)

, _T JK;

+ .rJ el.lot-r .SiL-r rlrp

Jt<-,t,t<" *J'#-JU;$i 1: P ALrt 1s ,il; r;-b glu'dl-r | - f -f cJU

.-t^l!"f s$ CtSj..at t

1o1i | :

tl.t ;r 11.:y (ill).ln'

,ss: 'F rl:y (9)

--t*5 .*.; r.i;U -.- l)-- .(,

f' Y\ -?Y rYl

I tt . ^Yl

L YY ^Y -Y\l

JL"-i 6\B 6 P +tii rr 61l2'it a 63

:+(y6,-yAr+t+)

lJ-' A-SP +tii tr elJ g.la-.;e S{-

o*{ -u!"r J-i ,F q -i-

n

J-fu 4\L-ABC a''.i-a ,31

",+,,"

Page 88: Continuum Mechanics for Engineers

<i- t'q,a agly a;-9a 66L':"," <S*K" ?7

o.ti.i o.rl: .rtr>ltl 6ly \ Y - Y - Y aJ:L, jl (,JJl) dtt

Itr@ , tr6 , trd | = - ltq, af , -fyl

blJ rr J', dLn{ij -r slrJ.d/l t(D = tq 6, + 0y 6, - f fer p_-rb C;-rlr:* ;[il yr t_

.J56. Otd l-, t +, - +, + I l-,-f oJ^i urr-rri A-',;e 6:: e:',5) Ct-,c*,1 Y rr * \" x, # xr: Y ^frF € #,JrL* )9-i ;sABC {r,;eal.rL, (e,)i.r.r*r.r,, i = + (y 6, + y 6, + q) ;l c*,1 .r.lt* .e.;e eV ih &_ JUt ,

p;ls \f -Y-YaJ:L,;l

Ir'@ , tr@ , tr6l = [+, +,+l -[ -\Y, -\Y, vv ]

A',;e ;3"*'.tt CyJt JB, "/-l-r,

.td = - \ f er - \ f ey + VV E,Srlrf J*,rr t_

.;-S -b ,- aL)).i_ -1, o3V;., otJ r.eJ,"etr r,t-ri-l , ;l €oJ,oLi-. ,ll; -,1l.ry y ,-it

.Jbt .J.iJ )J-V cStr.iJ-f L-,3; f"^

jl tj+.. ,l;S.;by Jr 6 t{,g 4+iiJ .9 c*,1 oJ;

.::f,-r&b'rl

r+,-+,+, l-';

-,r" ;;

I

L" ^r -Y\l

|l:: I]

Page 89: Continuum Mechanics for Engineers

?v ,i; drl :f !,as

Jb,r s-+ 4 tr;'i'! :iI :::,i:";,,! .,^*,,'c ta.i-l;r .ot) I o:tj:-,,| ,-*f ,-f J-f -p ort:i tl-,J.r s 'F.r-l-b

t-'-J- dlf JrLli.-Jl-y

grr-li g*,$ Slt :F ri-S -Ftr e,t!i- Js:e g-..r t '*:l:5 ,9ss-l:* JsL;

+Scft^,"."r-,!.;l,rf c*,1 J.rb Jt-.1r aS o:-,24,Lg'-J'1"-,^7;l Tli:/ rJ-l-r r-!

#lsJ-t,U .rn-.o r>r.13 aLi gaJ,.:*j bO[^" C"? 6.:-'l ,li fJt"- J'b c":*'l :s&

6ttr.l[^.../fii-1:,i,J -syi 6 ;;+r2 -tt ::-,1 6lJ Jtt. J'L;.r!:L' q'lr^'\ L-rl

.f-J,g-,rE s!.r d-;G:" 'f f-*,1b c; ,** .g-Se F.:tl1S -1-s"a'u p :V ,a7-- 6!b.5:t' f-*? '5-

,ty V - f J<-i ;t-t (;-f .r-13 -rr -r-#) b; u^'e t3b-l-,* s t,6 G'J"- gJ^i6

:/t".i,l JrL; d,y .!i-- .r$->\,;l ! t-*7 f-*6Latl['" r, }! -rlL '.-:*'l 'cif.;lt" oJ.rL, 4 !-,t L-i Al .#1.;"- tll f J )rl-r La-r:d #g"e 6 SC

.:-r,-rotii f-.+J r-rl-r 6,L- J tr db-r-* ,f f -1.qtJtfitl

l' q6ds+ I pb;d'v=.,S VV

(\ -Y-Y)

."r-,!"r V n-,rL;frrt, 'ra dVJS iL-,.-rlritJr{, 'rldS...1i1r lf

v -r JK-t

f 6il Ltr 6ya sl"t, :dS &f1!.-, r:--L*. ,Stt '# ,r:-:S llss. 'o"u-n-t.rL,-:.; 6-rL ,'---'

. x; ydV &f ,V

Page 90: Continuum Mechanics for Engineers

OrtJi,.,tf ,9(, a;*9an 15L6L,.a. <S*&

d:t--.),_*l3s-r_s,*.ii cLiL ue h -y - f d:L, ) rp; t,fO : oi{ti oft.rF c*iy o1_* rJ-* \ f - Y dsl.- Jll .L+ r-,11s.r, jt+, (\ -A - y

Iroi*Fs: Iuo,',a'

.J*i J,6lJt \ - Y - \" al:t -,r-_

f @1;;*Pb)dv: "rly

7A

(Y-f-r)

r5(.:-,1 JrL; Jr r*?;t ..r:^-.-; J^) "itjq -p a;,t :;l f+- JA 6lJ Jr-q d-r[r. grl.+i,g !:-,! ,h ,J"k <>lJ.tU.tKi.r3,.i -fu Jl-Sal t) #e./'..'

oii,i *Pbi: " (r-f-Y)dc*;i fjl-- Jrb c \ - y - y aJrt -. L-,j:,g clld cSLn_lx Jrb y o_e)t.o

Ji 4, cll' dgb.r, .r3*ii jp o;rF^A Jr-u c 6;Lr;l d.ta r.a a-r c,*j LA6t^- c"?cr:rSyk;l tl ,.f-l;Q."r;!.f si sr +$J,".;lry 6_;1.:y ?t' L-,3: nt; 4 Jr

"a;l; Jgl 6\ r-rs_1, .sls1x; n3_l I +i s, 6,f,ti. fy ol*0., .rtor; i_r=.

lr aq1L.-(, t)-sj..at ,PJ fq LSlt tarlL". Jrb rJ[.iL,r, (V - f Jfu) f J &1l .:*,1 o;V ttl ,of -b

o (f_f_Y)

.*-:i,* r:*,J.r ,-rF.*13:y-s n*ii sto6 = oq{Nq Csl;;| o.:U.*"l q., J+ ;u;t

I e,,1, | @prr),u * xpb1, I dv - "l,V

Irrunrori) ds. / e,rt,pb1,d.v =

/" ei* I *i,roro r ,j (qrnn + pb*) | d.V - ,

Page 91: Continuum Mechanics for Engineers

71 # ,Jrt :y ,J.es

.t-# ;* J,-t .JlFlfj l+:,-l;r cr.!l 611-:;t V f:> 03,; , ir"r^.

e;7, oik : o (o-f-r)

plb (-/,a sy--" .!i-- !)i : f rl;i r-;U gtf , oJ:L, "f

l :r^a \b f.it.- I*.: q

,Sly.&-J 0L-b!. orr =ofict--oyr-orr = o t{ srvtoyr *trrrorr = o

,rlsaJL>Jrcfr, O\y = Ott JOrr = or\ l:Si,-l\:*,! i = Y;i = Y

01* = oq ('-f-Y)

,-p syV , f f-* tJLoclL.- "/tii ,, f--+ 4 ,Stf LaOL, JrL; .,,r ,cfl;Q

.g.ii lj o;-r-q 0li./ l, f - f - Y aJ.rL, OFl 3 .:*l 0)U!.

,:: ----*--------=_

,..._,oi;j *pb;: o t_ V.o +pb= ") (v-f-\"), --/-"**-\**_

r-, .JSU:"0,-'n5q di.f Yb tJA -Y-Y aJrL, c ri; .syY,l-'tE-rtUf ( Ori-it^.a

.,-501* rj )S:,ti6 = o,j,j t- t(i) = o. ff (^-f-r)

n1 s t;@,5b11.:y c A - Y - f aJrL.,*-;Vrfii .l.r

.$lo-t-i

F Jt;;il ,iti 6 -r,,1-b L-'y A - f J<-,aU" Px$#r rjE lgLa;3"*" dr ,- *,i P aLfi;r ,i; cltl

,)blt ,-/Jr 6l-uy>- a-eJArq 4..:-,1 .J*i 4iljl "t-:!.f o;1 6,ls+i,Jt, ,g\b 5 o ,:s

dsL. yO-p+J:L." d,oqkq*pbp= " grjb Y-Y-Yd:L, slsxi,q=6jrcly6Ll.{t-.f ubK-l-r

t e;11, oft d.v = o

vv

Page 92: Continuum Mechanics for Engineers

O.uJ:# agly a;-9;1 6bL1D" *8. fo

I o;i I JUll 'fli\

6 e:_b,p*rx#r db-r -r F* ,t S €,g ups*,px'tx'tx'y

)t*,'U.fr-o isja .ttf )..V r^iL orl: !l*rl s;;f. J,.l';o "r"-jt-

L-,3: ! -9:r.li

L-'j' g,lf cl;+.SLndJ;, *Jrtrp*L* ot51-,, -ts oij.rq.bdJ, crnl -rti p-ls rrf.;..y,-/.lt* .r;l.a Cft \f - 0 - Y aJrL,

o'ii=a;&^oq t- o'=AcAf (\ -0-Y)

Ol*,i ,F ,p ,l: p+l/, glr-J-r *t-." glf \ - 0 - Y aJrl-, ,-*-j;.rtJ^r.rFcl o.:1.: 0t*i.j tj JU, Jr L-i 6-r-,lfrf

x1

A -r J6^t

.px' ,x'rx', q orr[- o32spxfifiy ;tJtu 6ts12z,-

px${r 6b13,>.-. +-r r:*i P &il g (MPa .."....-J) .,,*; ,Jtr"iJ-f t _ 6 _f JU:*,1 o-t i ,lt* fj d_jV L-,r'

r.u, =L i

\,

\

o

Y

o

-Y

cos'ta,.,

Page 93: Continuum Mechanics for Engineers

,i; Jrl 'r J-svl

Jel- sor sF J;r f0" o;l.trt a., tf,:t;,F*,5- q px',,x'1x'1rlr6!* 6lasy,-

.-rJ O*+ ls o' ij ,; ,5Lra'iJ -f .$tf 'l

'# ot-r-u.laijl JUlt ,/"1U,JK.: &ll,xr -tF Jr9 cJ4

'Fr 4" alt cJ-

.C*'ly;

Iotil

sin0 o

cos0 o

o\

=l:::,LO

'.5y 45 t-fg 4+.U c*,1 oJ-.i.tl*.r-_rrV r>;j.."r".6\ - O - f al.:t -o jt ,-f_l-,lQ

6.:*;i fIU,,- bl-1'.,. f 0" ,r-

^ 1,*#i][il:][]Flr:]f Y "flL*;11

Page 94: Continuum Mechanics for Engineers

O*J:,.,tf 4g(y a:*9a1 <SbLz-" cS*8" vr

6ta;3,--. *-r c*i P aL;;;: (/cli:....-J)o u:J.rr*,t #,_?f f - A -f de",

.ryLf ,lt*y.j ,y-i\ L-,9 Px{t)

I o;il =

[:

-\Yo

YY

4lLrx' ,x, a2Je )rX' | ;F; ,jl*f g,lf ,l;+ -tF - ! g;t- c1\lSsx' , ,-r* f I

. -r*5 O..n, -r-, lf .f t fu5 px' ,x' ,x' , o tK-, e) ,r. _e tf t, o ,S Ln dJ:. o_9-: g ly ,fil

I x'1.2j^- +5-r.^i'q 6;-.. y":\fl fl .t-S 01{ l.t I oii ] JWt .""-rrL +! l-rft <j-L; sl s a,\ : an = a\y - cos B ol.,KJ,rjl*l J* at!" g,lf r.l;{ 6l_a.2y.

u-:\Q-Sl ,-ry.cosB = f //i;fl.r|.:i = j: f glr y-O-yaJ.:L,d.:yJ-.L:.o

tl 6 a'f;t^," .-r-,!"f a\y = cos Q : sin fl : I I {V .tK;i .-Ut, xr Jx,,r s'tu rtc.:jL"r-- Xt JXt !,S;L- A\l$x'1 _s1-- tt_*€ oJ-aLL LAJJft,.."tr! rt*i 6rl";

5;lr/: \,i= f ,Sll f -O-toJrt--;l ir-r*, tt',.a\\:atr6"r:r.dJrJ,o-t-i ;L;il ar, 61L c..i l:-)\." ;aj c*,1 ljY .,.ii .:.r)\.e) ar, = at\ = -l I {t.:-,t jti ctt-rr &si; It tfu'l.t otK;*,, .<r-;lr5-lx 6la:'.9^-' 4*,--t g;lr .(.*,t.ayr : o Jayr = - \ l r/\, art = t //f-+54++i dp_t q s! 0',, = 6,,

" 0,v

..:*il.:f.olf \ -0-f d-rl--jl .rt)!

Page 95: Continuum Mechanics for Engineers

vr ,i; cJs-l ;7 ,J,os

fo'ijl=

\ifr \//i--\lF \I'IV

-rA/?- o

rlff o

YA -?t'/Y_?NY \ Y

,tlel ,.P aglnoaq ( 6lel glA'F 2 - f€g,tut -e o:_pj f-*P 4L;;;r,tJ.lt* q !,lLrr; +i -fl-trt$.Jk-. ;l n.f;rbb .c*,1 .l-: libl o4 ;+; -t*E L-,r, pxrtyxr 6lssj^. r-r ,.:*j

tni JVt -sl:LP *til -rr AS c^-L-. a;.6laaJ* ,F f 611 c-*,J- oJ.aLl- \ - y - fg+lf .'-..1oS 4.-f'A - Y - f aJ.rL. L-ry, 6 ti,n) ,i;.;l:y ,t)-4r,;e eirbn; tg ,re yo rlJ;by grlcJ,or,rr JL:j .-jJlq - f

"[ft 66;JtJtr e o3)\*, ..:-.il.r

d/lJti s S,l )^e n; c.{--r, il-r;.r r}i; sltLP st,fV \lrJ" 6lJ.q-Sl.c--i* ,Sll I - f J<-,aU, r, Lr,. .)f .rQ JL";.;l:y jl 6r& ,J.rA ! t, r.li Jli,l

t,6 = *,{*l:p"(\-2-r)

aJst-- 4<i-l 6l:..n; L-,g oJ-^i oll.: clLlj 6Lnca; ..:*,1 n; 4jsJ-e etyi- o J s: 6

GL( ,jtJJ )lJs4\o il.ej c,.:-,1 gLl ,jE i5iolc1,o.!is-r -r*,!-rlyf \ - t - f;l .c,*,1 *( ,.FJ 6^io tt i3r'- l-3,1.n; 1 :y-eP g 6 6,la-r,i.a,f6+^! .la,,Vu^o;1

.gtrri; c ;lpl dlaa-.)e J {i) Jsy 6.:_p-e }it".:Fg oJ-al*i.,. .., 1 - y Jr(.i.$Jl$ tFJ lAat ;e #_l .,1s ,f t

-1, ciL- 4r-,Ji Jl3J dL-6'Wt oUt r;.5Loc^a7 : ")--t

riJ rr:tc.. O:ftJtl, t, lJr +lJ.0JU:, ;j*E -f ,*l,gl.oc.a7 : },.tr)U.0..*, Sll ? - y \}*;s ti6 = oilxj g-lL; jl

"Jl:j )J-U tsl|-,j-s;h,-. aJtu.t):L, J.<jr 1.: .-t:5,r,

l) Js-nr, i-r-t*, \ - t - Y e.JrL, b f=5.t o.:tj:-,| -S;lftJlJ, ,l u-V. 6l-Kb.-t-b,

IrIr,*

1,, I l'] [",ff",?'*]

l

Page 96: Continuum Mechanics for Engineers

O4-Jt*4 6(, a:-9n 664Do 8*K" vr

(oj; - 6ip) n1 : . (Y-2-r)

(n)tr

I _r J6:,

;Ipl .4-- 4 (V) d;-,krl ca.7 ,-f.- (.-iJt) .5t ,,P a.Lil _rr ,j-:S 2l:.,;

1-sltoil = ojijl o:[.p'.,.| U . o:;*5r$l1r t-

(orr-o)\ *d,r\*oyny= o (JJlf -t-\.)o*flt* @r- o)\*o1lny: o (Vy-p-f)ornt*or.flv * @n-o)nr: o (Vy-t-f)

fJt"o;1 -1j*tb.J[^dJJ, cY-? -Yd.rL, L-,; ogcll* P,f^"d.:L^ar,J."r-,li,-f Oi ti tt-r" o *).al j* )l$4 jni u}.al JV-; ^-i)J.u, LaJ;a.., eJlo-r-j o.JtSs-tls drJsJL";! L; c Jg-*- -tV U-l el_*,..])st -. otK:-,,,lrf ,[+i Al:f

f-J€;t$ c^67,Sb.r-rJ

t\li = \ (f-r-r)

,6)Ly-? -yaJ.:t,\nj : " ,l-) \ -? -y+J:L..;"-*,St^J-6!tF ;"- .|-1. ni ,Ss: *_|t' 0Uifj, (c-+

Page 97: Continuum Mechanics for Engineers

Yd ,i; dr( :f J-s

I o,i -6,p | = o (o-r-r)

,rr-r;b dr.;.:;a aJl&. 6) t:-',; JeV o'.*,,.r-tll9- e-.i: eJrtt dl$ .t*1 ! 5

o'-rl +rW-III'= o

(:1lr gt,

(? -? -Y)

.*:r1 IIL : llo , lo +-l-e.J::.,.^ oa )'al r.xJ y ste,. ot, , o(r't, o(r ) O!-t'64-l-J 6

l) Js2eq clt*rta.;J y -J

6-r-11f,-f oij f 9* t f 9r , !91 agb|Q y, i1f

ro=oii:trct ,-i;;-'l;

tro = i @,pii-oft): + t Grc)' -tr Ft)l (vv- 2 -y)

UL = ei1qtgrf1 : det c (Vv-t-Y)

dt"t-t, +-, cJ-iU6 ,r;*- glr*l;, 6bls o;U:, JJ*,b 6.oii 'F I,*jE o*

i-; ? - ? - Y nJ:L-. dLon i.,--l ,P- 'kt dt"bu:J a-,Ll, A-h 4; cr,.i,,..a ;; -Li> ;:;:

156" OQ 6grJ"r F st tl .r)rL. u--b, JL rll tl-rl: OLij gly..-r*l!.f &l-r otrl c:-,11: r3,> J u* 4-i"-J 4 yt-t- & =)y ! f- t-.1: aJrL. 4 gtfae3.e,_c 4 f-5"- oa; :6r,(t) ! tt ut*t c^{-" Oi ! !+r" j a-L-1.1,,1|Pq

olK:-,, c.rrl -lr.ri[ n;(> ,.>g J)r'r 6J.5 ,t-r PX'rx'{'r & ,gttg-tU,gLa;-p.

;l trrr"*, Cfl q g*j o';j ,*z*fu +J.:[., 6 6lotf ,".d'ry = o'\r = " ,it.5Lar;,F,-* JeV fj.lLyy, L

".t

Ott) -O o o

o 0'l\-o o'ff

o o'ry o'rr - o-o

(^-2-Y)

t_

Ior,,r-oll@')-(o'n lo'n)o *o", o'tr-@'rr)' ]= o (1 -2-y)

Page 98: Continuum Mechanics for Engineers

O?J:,F ,gly a;-9a 66L* r$J&

;pl: fJr r>.;r aJ:t '"6bd*l o<o Jorr1,r:.r-.$L+tl ;tel r.i; 9.:r, +J.:t.. d/l jlJIJ 6.:*,1 c..i (ls-rA;-lr r-1.r nJrLr.l-l .JQrb -tj o:V Ll .-ra*,o .*,:f

'g!.f & o<rt Jo11y J.ar,r.o

(o'r * o'n)'- f t o'tr o'rr-@'rr), | = (o,r,,-o,n)t * y (o,rr)t

tf 4r" JIel,gLac.X; cJi:-iL gr jl leL:, o<1 J o$r, o(g )..t ui; ylb flni$) Jnl" ;l c.:;1.: .:*rJl-l

"tl l,r" n<r_l oJ-ak-. a;!y.-U:.9r-c fAy. Jt-l: tar* yl

tl ,Ki sJ:,.iU o<o Jorrl ! it-.i*.rq,ri L,Ly (rl.-s,56-tl:y) rlal c.{? 6La.ll.rr1

! rj-.*,- ,rLl: ?-t' &(,..i.; L.6 o;p1$) = oslri(" s orfl.('1 : o1r/e;(t) y - ? -y *J.:l--

o,fj")n.$ ) - o <rfii()n;$ )

orflj"'r." ) -- o <t ftr(r h-(r )

_l-,);W.JrLr.-t?.t*.ve ,.-eJl \ o -f -y drt .o;t V

o = [ d(r) - o<rl I n,(\)n.(r')

..:*il: f.=flf li:-,:* n;l) Jn;$' ss r>r.y

(,--4ll \.-t-f)

(9\" -?-Y)

\ . - 2 - Y aJrt-,,jr_rrt q .t,j*r_ C.,*,1

(\\ -t-Y)

4++.,1) -\i:.-.o ,-.,3t5.gt"tra;Vj Si 'Jht3

c*.1 0-rl"- U:J JJ,*it cl;r; trli J.4y

otfljt')n'$) - oiplt)n,() - oiyt,$)n.<rt

.$r,_/ 4+J o<tl * oal b- er:...a raL:, ;lel.Jtorr-J 5,*lrlJ ,yf b* Vl

n;$)nr$) : o (\Y-t-r)f Jnir) 6rl.: ot-:j 0liu" rLL ,j? q 5,-10t1 l, ni() Jn,rr, &.clry J,.L:,. 6

.c*,1 rJ,.$r i ni$) Jni$l d.J'

Page 99: Continuum Mechanics for Engineers

,i; cJs-( :f ,j..s

crrq o(r) : orrl gP- cJr3,.Q 4;jl,.,tf, ! .,iU I ,-Ji. Jtpl cJiJ JIL J, f I

c\ - ? - Y d.:L. ,l:y ",L;rtE..t3.:*,1

:rftr.a>,-- -s-Po<rl ! Iir" n;K) ").ol

c..e--

c u,,Ll y-lr .ttf yL:- ;t,v,lc^fi ,-i- 0lPq sl3: u"nlt'y ,,9 , a>,i'a .2: ;? folK:-,, 6 \&. tr, <-G,::l\ni$' Jki$) o6l J tf 0*.t t;,l ,.a>;-lsni() Jli,l

r$ !,s-lt-, Jtelj.:; +- Lr"L^t 6Jri*,iti;l fl .lJr$1t tf;-'tt Jtel 6laya-

,A *Ji.> d,rtltr a.a.1.1.:3.:1511 ;l obl c.g7.i-qlt-r.oq dlt€\,;aa;e c'lrir

J=-(*XJ It ul*t 6l-ayr- t-eJ.r's.{P +ti.j -l: tfutt g-tU.5t'o.1-p... 1l 6lacyz*.J:,o.:.t

oath -h -tt JIel r; ,5Lac.a-7 Gss I,t ol-."*- 6la;.jz- ,,fV c1*jj;:

JU, dlJ ,u-,.{,g Pxt*tt;* r.113 tr t, Oi ..lJl \ o - f J<-, atL J 7-},-7 xl

c..l c.{? -1, fl.:-,|(ri.*l5) c.; S S€ )^-e xr* y s j.* aa,,ie ,3i-loslsrlrrrrlt)

aqj = Jt g+"^^ ..r;,.i JL"clx, * cLi;U ;L. W t fl (,S-rL:J) ry -tal-9i uit* j t j-'

6,la.p-'o-nbr ltrrl JUJI,-flJV ogl (Q : \, Y, fl ut-t.JrJ q 1 -t^k- UU;

cJr,:..ib,r, n/d L-i o-t-i .-o1rr; ,SJ-V 6|-2lspxgyx16;!:;l sg.asy,- \ ,rbl 'p,S;ail-f oJ50t* JUJI .J.:Lr.r"Ll C-l L.$r./r.lLij ./ \ . - Y J;"re lf4iFL,baSltl 1tJ*q \Y-2-Y.J.rL*. L-'gP aLt;.;:611-=1 6Lar* yJ,*t,-p

o*,i = ai&^oq t{

.S-l-r'l

o*=AoAr (\y-t-y)

6,s:-J1..tFe,yEorq) sn{d L-'y\ -? -Y *J.rt, ,6tylo.i ro3)\*,

our/d = ok)nik

dtsl .o,flA = ok)aqiJ-i JllJt aui= n{d esl; ,SrU.6(q = \ , Y, fl Alt,€g o.:ti:*,| ,JiJ -rr-b UlJs oalf )l s *-r ami )r ! ajrt - el i* J) y'

.,:-il.r f+lJto1Qqf^i = oglaq4mi

Jrl: J,t :.- L-'; \Y - t - Y eJ.:t'-.;l c-r;U,r, o** Jt4.lft, C-l !--- c;-od,

Page 100: Continuum Mechanics for Engineers

YACr:-tho agl7 a;-92i <SLaL,:-".*8"

(v)

l. -r JK-,

. ;l4l 6,1-a22^- 6,\ c:.g 6lau.y-.,5 J-l-r+ (V) ,P oL;; s"pxt*xrtrr* .,l.ol crLAJJr.,. (,_.Jl)

;l .:-,1 .:-lk ,-t-t+ n7*i c.r_f € ,J-6_q r:-! c,\..d, t, *5 aqi ami = dr

o*w=6*o(d (\y-p-f)

4,-t:.lj -ryj cJ-a.:,r-o cJ,i{t^j J-.iU oJ.i 'rlr 1to,l ;lel 6l-a1y,- \ eJ t, Oi nS

,*-iU,15-i.1r ..t-,!.f ;tpl -F er, ;iel ri;; yrtr." tl ,-"r" ,yE

ro*4r=f-:'",;,:]L-ro*;;r=f: ;,,:]L. . "n,.1

, L ': ",,,)(\0-r-\.)

(-iJl)

xl X2 xr

x *t

t,r=ilI a,, =dll(ft

fu=Q

xi ar,=nf uo=4 %=t{

x*t ar, =tfl ao=nF, a.. ={

Page 101: Continuum Mechanics for Engineers

YI ,F cJrt :y t|es

?t' o12 oy2 ont os-te\;Lef6Lar; 5-tor.r, cll:': .5;t-r5:Li t p-l: oJ'rL' -l'd."r-,!"f rlLi-:J-c t)U, )l -b*-e .,'el dt"b,Jij :l -{tL c c":,. 6ta,r; lJ-t.llo't'i

..:-ti Js-ta d/{,Jl-r.,,-/ b.ri:j ,Jtrt-q ' }-"t,Jt^.,J YJ.

L = or',t * otrl * otn = oI * oY * oY (..jjl \7 -? -Y)

IL = o(rlo(r) -l- orrlorl * d(r)o(r)= olon * ouom * oPoT (V \2 - t -Y)

IIL = o(r ) O(9 Og't = O1 O1 oY1 (v\P-t-Y)

yJ.P .1: ui;s sy| gtnniJ;, | -? -f JUpxfi{r 6,1As.92,-,, 1 r:*;

loiil =

MPa

[::

.Yffo o

.Yr

.llo"t-.X asli g '*-tV

L-';

II

l..t$O..* 11 P y ;tpl r;6tac.a; :

")*t6l,or;..:11.:-rrj J* q.iL.t-1, d- ? -Y aJ.:L, i oJ-i o:1.:9l;.rf-b elt cJo

|V-o o YY

o f o -O o

YY o fY-d

aJrL, \-* -b,|:t Jr t-.;Sb-f \\6

(0v - 0)(6. -o)(yy -o) -(Yf)Y(a o -o) = o

;l .:-,1 o:V ,J:' ,$jS )JSV rfK.i 1.r jL! t-

(0" - o)(o-\6)(o -vA) = "

Page 102: Continuum Mechanics for Engineers

CE-Jqr" agly u-9a1 cSLaL:^" *K"

r-+j +i.g!.f oK) = V0 3o1yy = 0o ,o(t): y0 ;lel r.i;yrtj, c as;rr-l 1l

J.:,b rFl J-ll,St-t, -ijl t ? - ? - f -l -.njl v - ? - y .r).:L, O:,rlr ** rl-pt;r 6,5-F,g

Io:0V * 0o + yf = y0 * A" f V0: \0.

drl*-.,li6l;lo-, ^S 1-#'l:h-rro(r) = yO l"rfl ..rLpl .gLocary o.:*,dlJ

".-ou-c1l: o1, t j-.tc^{? !Ly.-rc^{?6Lar.-pJ6ly.Jrt .a-,y- ? -y

YY n;(r'+ Yf ,rtt) =Yo nY(r) -

q.lr^^

YY nr(r) + \A nr(l) = o

;l -r-"!.r ,r(" = - f ,, tt ) ;1.: aJ.:t - -lr jl -l ,r,t, = o

,,,tt) : = oI

r.3.;.j .s:(nt t)t = * *Sr-* u.oJal.!.. tnp;

.$r.,/ qdf - ? - Y nJ.:L, o11y = 0o ,Sll ,W

v z,(t) + yf nr(t) = o

YY nt(Y)- V nr(t) : o

{d.;l.r k{ti : \ tF ,l ,13;i.J^iLr,(t) : nr,t, = o e.5 sy€i'*,tj eJ &.nr"' = t \

g*tb Y - ? -Y dsl- jlor' = VO,Sl:,,fYq

lso

o

o

- \A n,r) + yy nr() =

- Y0 nr(rl -

Yf nrtt'-fY nr"'=

g-lr al:t ..;l 6c*,1 (\: \ ,-.r_ ,::f JVy L;.-r-tf.fnr"':=f,

o

o

cr-'?s J

Page 103: Continuum Mechanics for Engineers

Al ,j; ds-l :f aJ-s

,l 6 ty,u" {" -di f ,rtt) : Y /arcl 1(r d:L." -lr jl-l nr"' = . fJ, nJrL. jl tt!-l))

''r(t' : = * J hr(t : = *':*j;l: r=rlr rttt; : \ lr'

./ \. -f #tu Jr-r+ * -tlsl a;i I JU:;f e-iibtSl n{d 1'lt d/l jl

Jr-t-1 ,/-.rl 6La.13"*.- ol51*,, d:.11 tf;*'|rjl OU.ltl d!.i 4(!-l cl.:rr-., pq q

.r;lr ! rj F J.(,.i J[,:;l ,-""-yL,-r",.p:5.;r f*!, J^i[ ffr) = ff(t) x ff(Y)

Ioul

+f-6-o

+f-6

.rJ; ort ;E .!y ,f-JV t, "f-Y!

,514.:-.)to ..y*-l \ Y - 2 - Y aJ:L, jl .,.r-l;Q

I o4* ]-

o

VO

.{lu I ubl"t- ui:i tt:Un V - Y

I JU; ^-ilJ.{, q ,.:-,1 OS^.. P ;: 61.;;l ar.;e 4, .S-l-r t{i) un ,tr"JS6-, J^- aa;,e

"[--l-r.1: 6 os ';lSl L dt^-ilJ..i- q

'lr^"a ory ';l"rrt U ar,;-c

b"il-1, d)& 6La';lSt Ll (r;*j ;1.:y 05 -9

o1,' t-*:r-l 1r) .rrf +,F \ \ - Y J* atLtl c g.al3 r3"L.1 .(r;t'J^i rtatl Sloily 6La:L*j Ol1rq S -lN dLnc"..iifj ,lu.!!.-f

o* soN = t{i) n, ,J.-i,-ls*,! drJt ?t' L-,y o7,r 6 :3-,,r, oJ-aLll, \ \ - Y J*,6 ry.l o-a4ti6) = o;j nj

. =* I+\ " I

o *Y Ial:L

f6o

r6

o

o

\

o

o

fo

o

ON : orjnjn; t- ON : t@ . ff 1r -v-r)

Page 104: Continuum Mechanics for Engineers

O?J:,+4 gg(2 a;-9;1 6b L*;," *lS" hr

oYs = tr6 t,6 - "t"

oYs = t@ . t6 -o'N

glb c;iLl.q u,'u.r;l #+^,r

(Y-v-Y)

oiy l.ql , ,jg.SLn-J-r (Jt-jJt t i-t:"..) j5l-l- -r ,[rt-r-,rU". 6-* ttc,.:*,!l.r l1P y J<^..6Lac-J9" s"L"t n; JVj sF,-l ,ff Jr.€'l ,gsJls;l cr.Ll All.:F'f bQn{r; = \ t-rir.>.i j \ -V-yaJrt.. L-,yoy1:V

d/J-: €'l65tl: .^l oy JV*SIy.:U, rrrrJi g-,r ,JlJ _tF) ?-t' ,si,ss:-r_y+f ..-il,* o tJ-c.)i .1-t r5f*r./ J-<-i.; t: f(n) = o,jnflj -o (nfli- \) db )JLb

!,-t-,1 -rv lb c*,lnp o r.:*i f(n) .>Ea:- filt,- 'iss C-\.-r-,!.-f yLSA *;E..-:-,!ls frolJt 0n; I ilnp = 6* *3_l 1 q3,

* 6pn) -o (l n;6p)

.{t-.f "i"tSyi

Js-tel aJ.rL, d,*l "r",

.-t-"lf"f 6,rfj = nt s o;j = oj; clg Ll

(oU - o6ry) n1 = " (Y-v-r)

#= oq @*ni

rjui

lt -r JK.t

P y ,;-:S.1lt-r. ,it s JVt 6idts,

Page 105: Continuum Mechanics for Engineers

Ar ,i; Js-( ;f Jcs

c/lJq..r-,tr"f 0L*<.,- ;tel6torJ 6ly.,j-J-rhL J-rt r.*'- Y - ? - Y aJ'rt'- b 6

.gLa,r;.)ir,t,-ryr s S'l f4l ,,Ll ,JrJ.<r- ,i-L;o ttji ?-t' S p-SC 4+*j

.-r-,!"f J*ti l, 15lt-; ,frl.r- Jt -i ui:i Jl.tL Jr y' ;lpl6la;S-- L-,;.r'l,J.l!, os r.it dJr -flv; ft-r-J'U-.a1 c'"-Lr U.

J;j.etut 6lall.:r -1,>

")'al,JL^,JJ.c.*,1 +L \Y - Y J<-'aU" pxr\r*r* ;lel

jl .:-,1 o:Vt3tlrJ. ,t5--i 1.r t,6 o4tr d S-r'f ?J. 01 ) oY ) ont

{i) =o. ff = ofltilt* * o1p16r* * onttrit* (f -v -Y)

= t6. i qLi ,-b. s

ON = OFlt\ * oa/trr (0-v-\")

f+f;; y -V -y rJ.:L-,rr 0 -V -f 3f -V -Y.ri:L. dt-S A&L- q.Ki..:-il.r

osY = orrnr\ + oytnrY + on/nrY - (ofir' + ofii\Y + oilfly\)\ (P -v -Y)

nr' : \ -t?rY -/tr' ,-p,ft{ti =\ L:l .JSu, bQ.ni c.^{?,3Lar,,;;J *Jbost +5

.J-i $tF nt Jkt;l .*b Lii,lffl6c:y,^, .ji- ? -v - t aJ:L, ,ll, n, bli,g J

osY= (ol-nr') nrt+1ont-oill) nl +on1t-l(o1-oa) nrY +1on -oa) nr\ +onflY

(v-v-Y)

g'J_t **.! .3*.rtj:-i .rr-! , "i JU,#/rr.:U, ,iu- c G.-ic.,*,-lorr3i.:-{ 6tJ

.u-7;l crr, .)-# J- OU;^- s t$ sl-ts .b e:L,flt Jf,t dJr JA e.r r:*i tJ.:L,

a @st)

.f:ir-;\:rr! 6fr .r[Lr

= nt (or - oa) { oronr\ [@yofi nr' * (oroa) nrY11 = "

1-iltn-v-y)

.-.",lylrr o7y11

* otltrl

0n,

Page 106: Continuum Mechanics for Engineers

07- r..t.o agly a:-9a1 <Sb L,:^" S*K" Ar

a @st)ont

: \ (e - oa) { oronr\ f@7ofi nrt * (on-om) nrYl; = "

(VA-v-\")

lr -r Js;J.al 661y-" 11 c--;P -;.r ,_i5;ls -t ')t.

: JV; C.:,+jt_r

4+Si.ss6ckl: flr: o jl c*"1 c:t!o A-V-yaJst-. )lrylSJ-.<.,_-fu6t*"r,oJ.ol--i; v-v-f drl--;l Oi! W-t ory ,l$._eriJ^lJrzr= t \

6 Sg oa;b\, ,*l a-*;e 6 nr: -{- \ r,r.yry r:*,lrU.jl.r-;y r.::.:j 4, .f-l ..:*lpt La*:,Olirq hr Jr\ ! l* n1" sn, \nf qLi, r*,1:... d.c*,1 -p ,-fJul ,Sr,

J-l- LfJ,ir 6lsa*i-a Oljoq 6_r*: JrlJt -S--, ,*l aa.;e 3.r a.r r2& c.:-9-i;

,l*;l Un-V-f ..:Y.:i-- 6lr:g_rrJ-6rr € c*s.^jt! )y€c;t*, (k)Jlty : -F \ /y'T-rar,r. a-,.:i.xfu" JeV\ ostj s*,I ,Slt,F J kt :. ort

.:l.r-tol-e';brj6h: v-v-Yd:t ,.J*.rl elt.ky = t \ /y'T,lry.r-t-u,;l

dst = |(on-oa), t_ os - x, ](oa_on) (q_v_\")

$: y ,'J.rA.li- }l3;^r.lls nr s\ \nr 3 n1 4;l.sls.r)sL, c^f-r q ft, 1; tst_

n JsE J<*,q lr,J.ts ,F di,ghy : o Jny = " r'f 'es q;r. j r1-rK.

Page 107: Continuum Mechanics for Engineers

Ad ,i; cJs-( :f dos

.rJ.*, Jl*

ltr\:o, tx\= +\/y'T, fly= {-\/y'T, oS=l}@u-on) I

(,.J1 \"-V-Y)

fl\= t \ /fr , hy= o , ftr= t \ /\ry, dg- I ]@m-o) I

(../\._V_f)

flt= +\/ff, flt: +\/y'T, fly:o, os- |

-V_Y)

bf .Sg 0t* l, o-tV.!LyrLi" o" 6lJ.c!y,.r):L, )l 6:j c Lrt; ui;:6jl .:-,1 .r-,F ,rlu$ )[L a-S,t]6.:*,1 Cls o7 2 on > oilr

uS(max) - ](oru-o) (\\ -v-r)

c c-^4ri crr-l -r: .J*i 4-ibl ,-F tt Lfi t;L:" ;lel,5tari; Slt 6.:l: rlLji Jli,JJ;Scr" Crr"tt b A - V - Y aJ-rt--

,F cSU ty 6lnojj: A - YJ 4-&,Jitri.:-r*, l, (f f -f #ii) ;Lel 6l-a12-.r r.:*ip;: r.l; clll

-f tSs.tls os sox rtli.tr' $i -ru,;L .t$.i/ o7 ) oy ) om ,* t\ ;rel,gtar:;.r-5.i1*;aj rt).:L, L-,y t^ie Oi fi Jt-j 6Lar.iJ y yJ. P .s: ,Sla-,.ie

](n-oil I

(:/ \'

oN = olxrY + o1prY *o'N * ots = ot lftt' + o' ,fl/

ouy'trY

* o\ nrtr'

(Jr \-^-\")(:\-A-f)

.-r-,lr.f $ L-i q,lr^^ 6

nr'*nr'*nr'= \ (',\-A-f).J56" t'ltr, Jflv , n\

G)-rl_ c^{? 6l.au,, j:J ,-, 6lL+JrL, u, 6

Page 108: Continuum Mechanics for Engineers

O2pJ:'te ag(y a:-92q 6bL'g" *lS" h7

;lsl r-f g-,I .:Y:L, Jr l Ji- jl

llrl

flrY

-_ (on - oil@N - on) + oY s

(o1- ofl(o1- on)

-_ (oy - oa)@N - o) + ot s

(oa-ofi(on-o)

n_t = (ox - o)(ow - oil + ot s'r (oru - o)(om - oa)

(,--rJl y-A-f)

("fY-A-\")

(VY-^-r)

ni 'J,g-c.{+

6lau,3:..,5 )l ,f.li os Jou cJLi....o f1Jr-o om JoII, oI c,.r).rl.- d,rll.1:

eJry 6La,*i7 .Jbt q 'xt

t-.Jr1',lt dy .,r).tL, 5c.*,1 d.,{l 1- J.4i 1'.!-lt, .-t-.i!"f

LF, a*;-a tl aLi; 4,r.11-F q l, t - A - Y nJ.:L, 6 e:_h, iS --,-J os J oxJr)U,

.( \ f - f JS-i {. Qt).ri Crnlt -t3!"f os gs j.*e tF s ox ,}l sF.5!ls 6

tr -r JK-t

,-is Slttt' ua;V g;Lao;-ls

*55;l: *y l"url r, os Jow yJ. dJn u, ,.l; 01* .rJ O+l ui eltJot-on) o Jor-oa) o tJJ: f 6X c,*,1 c.;;Jl f -A-YaJ:l-, e-f

rgf 1.: ,S-- cnlY ) o O#(on-oil@x-on) * osY ) o (Y-^-Y)

Page 109: Continuum Mechanics for Engineers

Av # drl :Y jos

6-F.:1"1^c J+ jl ,-*, oli,-t ! aJ.rL, uJ-l cc*,i .rltt. rJ;L; c.-)\e 6 jV 61L

..:-ii lS JS-fea'r o:L

Iov- i@o + on)lt + osY = t+ @a-oill' (Y -^-Y)

.:.eu6-l-r{ @a * ov,) eLi;.tt }fy,-r.i!,-r oN, os a2..;e-,1: oy-l: d aJ'rL' 6

\Y-f r[i.i1.rJ f=l[.-f C1 ! oyl: yl..:*,1 ] (oa-oa) o;l-r.,,1 I 6el'-r.51-1lr3o7y

c.:-,1 .:lty. Y - n - Y aJ.rt'.- 61, 16il'.-l ..:-.>\-" 6.lt- ClL.€,y oat':*d,J. )a.;4 JSrt" Criab tJ .lqt, y-t 6os so1,'y-rU.' eJty 6La.!7 6 tygl oJ'aLi;

aJrt - 2r +5o5 sox #:- 't', o;dC1 orr-lr )l el-;.>l-.a;;Jt L. ,* 11;

.S-$'lrty \Y - f rlii;.rCq oyf: :l eV\ess JS6. ota sjJl Y - A - f

isjq.>-,1 ulv e-fu +5,*-',:l: *y, ? Y - A - Y d:L-' o)-r50L*:"1 U

^S 61:\J:-:*r! €Z-"J,> rl"t-el c^{?.gLarryaJ. oy- ot 1 o J oll-om ) o

.Ftb n,,' 2 o

(ow-oal@w-o) * ost s " (0-A-Y)

..:*il: f+lf J.S6^ 4-p oN, os ae'.ip;.: ! oyl.r d;L; .:-)\o 6Jb gt l

Ior-i("r + oa)l\ + osY = I+ @r-odl' e -^-r)

O.ftJb O-A-Y eJ:L,g-lL"-li6.ptUj-l f=nU"f Cy c \f -Y rfS,i-,1:!.ybgrll, V Y - A - Y aJ.rt--. tdf JIJJ JL! rl:r5JLjr L..t-S,g tl-i {l pb.ls JSL1"

.rr !r;'.t-,| 3i;lY - Y "fii;r

C, lyoylr al:t--. b f.,5"f €-t 6lo'f ,'.

Iox-]@+ or)lY + osY = t+ @r-oa)l' (v-^-f)

oyl.r r-, S-SC;!J oyb Cf-t CrB l-,Sss s5 oN, os e-*i"e-lr.-i.*!, f[rU rf lU;

<Slr lf c'(aor-ls a'. iire, Jlo-t-3 o:l: 0t-i,i \f - Y ,$i 1: ^S o-f -,1J o-tJ w;'-a;

JS6" O*.b b Y - A - f aJrt', 6P s;os, oNtrti, O<^.6La.:i7 pL- .-u:..^,t ,:s

Page 110: Continuum Mechanics for Engineers

O*J:4f 61, o:-9* 6Lb L:+" <*K"

,r., it^-o.rl.;b.;ly rlUi L-,g )p;lra",L 6b.:-t-,- rpb;.: I Laoylr ,J-l tsss

6 t{.l oJ-aLi^.o c (.:*,1 \f - f F,gtf ,-5 -hJ 6U:" a.5) \ \ - y JS;;t c^i,i

fJ q jt+ 6loyb lls_j,.*, .dY! 4^i LA C/lJq cc*,l 6.1t-:;l il ,-,*, d_f r:*)te:.-'t .;l j )-f .l.!oJ-l.r;1.:;,^j jl c o3)\*, ..:.-ilr f+lf c*rj Ol l-,, i-r*: ,-tJ^J ,5- .:-,1b

nJst-.--;) or-.i dlrl 4*! *Sc.*,lCy oyl:1t-r., OL.o P y;Sls- dt u::;JIl.i., +5

.rs6"J.'trb\\-v-rJ-(-i "X

+*;-a;slsos 2 oy c2l^,a;La 6\ls ua;l; r* 4t.ij.{ 43_l ,JlJ

6(l:*,1 oJ; u.a>-).-'n; ! \Y - Y,[K.i1.:5)AS rf r.]->1,*o c,..r.iJ,, t l_, \f - fi q-f GJf c*J.{,f.^, lFrt .:-,1 oJ-i Jt^.ot ul ,stros , oNr;6laa.iJyL9tAc.{+ u"t^i n; &JL"-j 6 a.:-b..*#ryF.r, l.1p ;: f-pc*;,_ I* ,*..rf -r,ol,; ,.Sf ,f C*, 6ss ,f q ,ijl rl_u,l j),\r +tij ,_ruf ; -Ji, Irp .,r g(^..jl .*f_l, os, cryJ)U, t_*ry 4L-y, ? - V - \" _l O - V - y .:!.:L,,t S u_fi1

;!sl 6l.aa>,}-a;r 6l.i-i tt-;l. n; t1l.;^ ss d/l jt 3 cJ.i.:,,..a c^{? 6Larr.pJ )g+&U- 6J; f*? 5.;.ll.i- a1 ryJ.a,o t-r,lL.tr; gi r.J"Ll ,t-l l."r5.',; 4.,*;,s

J-(; ;IABC ,-S C*, L.n; ;l t; ',jX, ^Li e Ctt.€,y.jJt \ r _ y Jft,

.{"{:b,JJl \f-fff : co.r Q6t,* + cos B6r* + cos 96r* (A - A - y)

c,.:"3 ar .J; J^lF oN = o7 cJ;\ JJbA tr o ;)[; aLrt 6 6,1.,1" ff = ir* f I

;.r .r.J -tl,rllJt op - oru )F ,JJ:-C \ fl JoN : on c:1i JJbB L.e es ,Jl-r,iJrr:tl.fl . (./ \f - Y J*) sjn oyls-,11:_g,^.r1.:..-*ul )t.aoS c slYL-.,1l fk

iV;"-,l 6: q jt+,A ri 661-,,.4 ftO6t.$,bllri c rb, a Llirrr.r*j..,JrlJt 6f B VA ,lAB oylr 6t ,",ei rl-r:"1 stQ ,Gss,/ -p ,u.f ;t>tfUr.B) _r.itl

os Jox r>l-.";;- 6\b (Q aLrt y.a,,)q F eLii r./ \y - y JS*i ,-r*, e6.r_ftQ S ,)t- -r, rF 4?i) .rr5 "r,olp ,Sf b V a;l C1 ,y l_r^; rl_u,l ;r clL;^.o .rrL,oy-l"t^^j :l-url..r.: \Aoo ojlrl +'.q ,lSu" .Sf ,F-ii 6l-os .s:AB.:l-gl-,1J l oo o;l-[l

oyls 6-r ,ss-tQ et'-l qL:. :-b..G-5 JrtJt 'Sf &ti 6l.oJ.1sb ata o-u,o.:JL.a;l

rss_slsoi t-.: \_e +tJ-, !i#,,4-.: q aLi: rrr*3 j; siJl \y - f )SaCA \BC.rr5"trlr; cjb;t ./ \ f - f J<.i &U, ca jbc 6La.rrl-r^.;

Page 111: Continuum Mechanics for Engineers

Al .* cJrl if ,Jos

S tF sQ : O,"y,,el:f;t:;l l) + )J;J.af; jJJ". +O ,-:l: flJrSt

,iJt \0 -Y;f#;t I{D 6loy-lr cr..rs:l-til ;tQ c-l-t7 t1t5;LJrU,,r"L"i 0: fljl .:*,1 .rt!o ;ll f - A - \" aJ.rl.- c,Jt- Cfl gll ,rj;q a;.:l.r l-1

J-.(..ia-,.:*,1 Ofu 6 (ow-oil@x-oa) +osY = (q-oa)@r-on) cosY p,

."u_!tr oyl.r aJrL-" s;l-rrt:-,|

[""-* (on * on)l' + orY = (oroa)@r-oa) cos\ p, + t+ @n-odlt - R,t

(1 -^-r)

(v)

f;^:,6.i_ ,Sltt-t" r:--.5Laay_t.r** (V) ,P 2" g,,.--

lr -r J<.t

,*f .-56.u.i_ 1ultl

Page 112: Continuum Mechanics for Engineers

Oe-J:,.,te ,gfy a:*9;1 66LaD," c*9"

Jlt.L,R' LU J .F 6Vi 1.: C1 oyl.: 11 ,jJi Sf-r 6l-11.r oy-l-: Orl 6:J,.i.r.. oJ-aLL

J-(.i &ll- KD 6loylr.rt 6ssQ dJt-rrr,C/_lJl,i.-t-,!,_f 1 - n - \" aJ:L.

1,, ..'' \0 - Y JS^i &t!- I<d 6lor.-lt cF q j.,-t aLi; t-6u".5.2-,...eJ1 t0 - f

] (oa-on) arRr , cosQ, = o r-r!rrsldr = +fl6r-f qil.J,-Q._/

,f,Uy.rLi, lL;0 sQ 4solKii,-r'.!U fr : f, . + flt .+U-,-r u:AKCr .yl: Ll; ":*,-

.JSL." 6'z._eJl \ 0 - f )S; tl EG 6l.y l: r,,9i .:l.r:"1 st Q +tU c.ruf ;t ttl b u-JJr,

.rJd ?J,. L4. J; )S.s,".olid! V y - A - \" aJ.rLr,cJt-- y-l .Slr

o

(-;Jl)

(v)ta -r J6;

2jt 6|aoy.ls;ls-pi (9)', p--"7 i.:r 5.- (,-il|) , tsst| :Q 6,t ,Sl-lst

lo

Page 113: Continuum Mechanics for Engineers

il .i- ,Jr( :7 ,J,*

[or*i ("r +on)lt + osY =(on-on)@a-o) cost fl, + t] (or -oill' - R,,t

(\" -l-Y),Ft = i etcl-.i-l.):.-rus,r.. i--*Rt Lb bCy oyl.: J.iJb Cfy ! t'llr,5- 6

,tf ,Ss.:Q 6 Jf r, ..:*,lCy oyl: LUj 6{t-"f "irt5+

(or - on) a.,.Ry 1L:J5; st eg 6lor-_lr dt' q j:; oLrt

'.tSu" :Sy -,iJl \ 0 - f JS3 ;t EG 6lo1l,>

.r,-Q./b*\A-ffi;l :l-r:,t 6 jt?l Q ^Lrt,,...-?;l P aLd ;s u.a),-L,i J(r- ,SlJ., o-r>B rA6loy-l.r gb.r,r 6p* +tii rr [(,_eJt \ O - Y J(,;) JS6"

C"J !,

''...7 ;l .f g-;.,, ;l-

.ls (os joy Jl-.a:ln,gt.1lr) Oi ! !+r, q ,:*' 4tA 4Lr-J riL-a.1r;:.1lr )l;iEG 3KD

r:lt {jeJj Jti..r.,l.r;lr!./ \0 - f Js:.i ;;s aa;.a.tse7 Jkd 6lo1l: Slttf j)t;.$r,-./ e3lslls ,stss

L-r p*rxt) g1as q + MPa pJP,Lrt;: rlr,)Q | - A - f JU.c,*,1 oJ-.i orl: -$ ,,*-iV

Ioiil =

o

-fio

0

o

-/o

0

[': ]:

.r-:!.r ff = + (Y 0, + 6v + Y E) ,-Jl& Jt--i 6 61.*i-a 6ssls r:.:;lby (-iJl)

..r;5 o.r_

.+5C".- l) az.ie tll-a 63; ot dL e d-f J ox Jl--i ,-,- d-f Q).t-S ,5rsl. .,, \ 0 - Y Js".i, ;tl" .21n ,1lt d;;L ! tr (V) .!J Cb (V)

. -gg-,J.r tr@ ,11L,-,.1-iirfii.;-: A-Y-YrJ.rLrll o:ti:-,| q(.jJl) d-

lIi] [{]l [': ]:t{i)t16

tJ^)

Page 114: Continuum Mechanics for Engineers

trO4pJ:,.,tf ag(51 a:*gai 66 L!;," .S*&

oN= trq). ff: + (oo 6r - \0. 6v -0. ar/.+ (r 6, + 6, + r er/

t6 ,o1yy-:U-,. ,Sl-e,6 csyi,u" a3lrl y - V - y .Jrl-, .(^(, os ,it a-i)J.

.:F'f rr; d:L, t *-.!t r, cri a*,!..o

osY =YOoo + YYO.o * Yoo o YYoo o

{n) -+ (oo 6r - \0. ey - o. E) t

.r-n, *l*,. e-j\,--tr.,a 11 6;>lal.s ott Oli€ \ - V - \" drLrll orli;-,| ! (y)

[++'*'f': -::

)o] fi]

='N

L o -?"

oN= +._+_+

t) 6t-v ?-t' t {+J yl n'-ry.i o?i .J-,tl cfox = - l-0"- =

.rr;, rf:tfr:

-=A\

.FYtlos : 6\ lv MPa

,-l-b ,Sly.6 # ,rtt t;iliC Ot-r,a;ts \ - ? - f cJE Jls.: jl orLh-,| fr (V).oilr = -v0: oil = Y0, o7 = Ao jl g;!, ;tel r$y:U, c o;L;l :-2yoo;1 up

;l c,*,1 otVpx,*r\r* \ px${r 6,619^.jl JU:;t .r_-rL dr-+

Io;il

tvvv/t1

l.::l

Page 115: Continuum Mechanics for Engineers

rr ,i; Jr( :Y chs

ff ,gba"J;* 4a.;j 1r

,Q: cor-\ (+) = V"/of r,'-iJl f -f J*qc..j,#-lJqJ* Ot;U ,Slf .S 01J., Jl91 cl:J^r':*n; tf t++ , 'f : 0 = cos-\ (Ir) = f A/\ q"

,;tsl 1., q F^LJ;,>l-*.,Cti: . ;l o:J,.,J JeV \2 -YJK-i,,; \0-Y

.r.1,..*, .rjb l-r os : OY/V , oN = - \ 2/V JrU, : uf

t, -r JK;

\ - A - f Jt:, ,Slt. t-f 6Lao.,,-lr 2l'r1-

gla.r.;aF- t -f

,,,r1, l-r ag(o,>3- d;J Jtd r'-t.iq -fu '.L-ldtn,.i;

jt ,F- Lil J L]3 6 6"1<b

6ll-jc..^,rt t:,J.l; .lt* "f.l

.eU"f a*fx aai,o l) y-* ;Iel CJ,is;: a-io 6

..r-,!"f ,-1j J.fu ,'r.

")'al 66y^^ 4J. s.*'

hl Lr : :llil L il

q(-16.7,52.7)

Page 116: Continuum Mechanics for Engineers

O"-J{r. 612 a:*9,11 <SbLza, 8-8" ff

OlJ b uJ s-*t f--? 4 sp gl e::-r, _rL: tJ-er a!i; 4 t, ,-&* t4;J6Laoyl.: L-'2: o-L,i o.:l: Otij ,JLl ,i; +-, -ll .F_ c.*,1 OS^. -k ,*l r,U .Jar,r..

.JJU \V - y r$,,.:-l: rti t LXt :y

(v ) o*-o

lv - r JK.t

6,lA2J,,a ,j; 6,111sy 4;Voy_ls

xt 611";;lrlt-i -k ;lel ,.::; c.<+ J r..itt 0.r.il .;; ;tel ,Su.sZ:; -Sl

(.Jt) o, {

(v) om -o

Page 117: Continuum Mechanics for Engineers

IA ,i; Jr( :y J..s

JS Os7et .J.- ,-P-JV-I'fdL.r/ xrXl a'>'i"'a L. ,Sjl;" 6la''.i'o r'U c-f^iL. o-t'.x '-;tjuil.a:*rl

(,.-4ll \-q-y)

..r-,!.f J: ,F a.'.

")'al 6la:'iau l, c.i U-

(v\-q-t)

L*- t' )l U"tu.-r(, '? &- L-'; 6leJ-a F (t ;t'l 6,1va: ef i

,-8 ,yoyl: ,J(, L-,y clUJI ,P.3 c*,1 oJ-i c.rl.: otJ .-iJl \A - Y jii;r '';-'J'-

,sf.rlr) JS€- oat:a L,Ji; -bUi 45 G-i6.(./ \A - Y JSJ) 5F,€ orl: ,l"Ljjii1.r oyl.: nJrL, .;i -5,; rli,xrx, le,ie;-: !-i.i.3v C;br.Jt t Slt(os sort '>l'a;;u

.t-,t"f l) Js-fq ./ \ A - f

I orr*or, \t* (o*lt=(orr-or, \t* (orr)' (y-q-r)(oN-T)*'ot,--\ , t

b,;e;rr5l-r- ,ft ,F :.:-,1 o-t; €lso* = { (otr * ovr) , oS = ' ortlt f;"olls,gis B sA-ttii . Y - q - Y d:Lr.:-,! c.-ed' )+ P-oy -t'al.;r'ylr lti"rtxv

dtJ .$rd oLi b 0, -l0r & gL"Jty rSl-rtr t1t,iq ,Slfl .:eL"' elt r-JJ,JLn0ql

Jr Jr-q c-tJb,r,P e"ti;.1: 6;L:;t c.{? 4, -r: ^*- t.lU; 4, ,Sbl' 5.:'-L'- )l 'f &

.: j+,, ua;.*y"fSrii 0Q tJ 4; yb- l, V \A - Y ,i(':'.l't c':j;;i;t'a oyl'r

fu$rh 4-.t \:*j.rr sF Jf 0 rr-i[ .:^>; 6 Ox'fi'{'r 6,la2Sz" r'r c'*j

dcJ4 2t 6l+r,i,,.c ;:,:S eW UJt .flrL, G\!l a;,.i|: .ll-l-1, UJI t q - Y J<-' ;.tL

;t ,rli:-,| !.rr,-r dbl \f - O - Y aJ.rL,,t-- Jbl-r-l-b €,f d-rS L''i; xrx,

crr-,| oJ..i .:-,5j ./ \ q - Y Js:i; .;t 6 ';f;* YJ Al elt c'{? 6tar";;JJ-lre

4t.t, g-lf, .u{ gLn"ilr" t0 ,-F-* ,-sD *-/.1r rl: p*lr{ ,:'; 6t'ra;J -f €li€.r-1 ,, .l! -lj

r.,=1,,: I :][ot"

o,,, : ]ro*4 1=

L ' ..l

Page 118: Continuum Mechanics for Engineers

O..,,J;,,F agly a:-y 16L6 \^" *9" 17

(dJl)

q)-

b.)

lA-r J,<-t

Sll ctf 1y 6l-oS-1, (V) s 6la-".)-a u; 6111 a,aJ4 ,.)y oy_ls (,;) , 4;la-*i-,or;- ,ra (t-iJl)

. 6lat-ie j:;;

t\ -r JK-t

Ol',^* ur- 6)S JEit ..l-r.t- (r-t) , gSli-Jt a ,ys 6ly.a:iL- rll2jr .51.o.,1r-a, (u,il1)

'qx, xr

xi o0 In0 0

4 -$0 or0 ori 0 0 1

(v)

Page 119: Continuum Mechanics for Engineers

ry ,i; cJs-( :f ,J-s

o'\\ ={ (orr * dvr) + + (o\r -ov',) cos Y 0 + orrsin l0

o'\, ={ (orr * orr) - } (o'r -ovr) cos Y 0 -o* sin \ 0

o'\\: --| (orr - orr) sin \ 0 + o* cos \ 0

O(r)= YO11yrd(r):O1fl=

1r n-*-:-l;: (rl: 04+-:6

(,-Jlf-q-Y)

(vY-q-r)

(Vr-q-r)

orlr rlf;i Gl-,Iq .)F .-/b"jlrt, p*lr, 6Lac.a7 elL'F ;l,,,113141,9"-, fl , .r\jl -srq" ;* * ;lel uir rl"t.L Jr 6 )-r-'L/

..:*,1 ,J^i 4it)l *'*-tU L-'yt 6laa,i-a ;X 6,jjt-,JlJ | - I - f J&

l'. o. .l10 t:

L 1

pr:"y l.s -t,f6taoyl: -l .r*L.i O":{ \ J)elr$ rr:Ur,.r-i!,-f c.ltj ",J

o. ul.;r 6

(Y-q-r)

.ln'

1l c*,1 ..:.1!o 6 - ? - Y aJrL. ,lbr.y, ",.xJ

0t* U C-l Slt cb

o

o

*o

. (")-t r.i.;rr.:tc,) gLn.tu: q :.'sdrL.4 q yt:- aS

f - q - Y aJrL- ;l ol1:u..>ef +.,6C-FL*I tfic-l

o"-o o"

o" o.-ooo

Page 120: Continuum Mechanics for Engineers

O?J:'.4f agl;1 o:-g21 aglaL2a" *& lA

! *l L1L;t; ',--jU ;r,r.l,gLa.1.p,,fS-:

lo*iil =

;t ,r5r- +-L);s 0:J.l -*- *U. tr.il.1.: ..:*,1 oJ-l o.:lr !Lj^i Ji*, st s-f orrlr;l:3^j

.s-F.l JJb e J ;i., oylr s: s :Fc/ ti-r.,1 4t.i! ...(r- J-f+ L'.b'y 6taoyl.:

j c*,lx,* c.47tr 6ln.<r_ Ui,i56_.f.1 o.:L 3 ,_J.1-tJ,_b.6,.r;l: a+j c6a,,r*,o

,>L.a;;- dl"Ae.i.r.ls (c,*,loJ-i osl.r OL.jiB JA Lld L-,y 6)r5l.r- ,-ftr$y.rU...Sl.f dLltl sjL.," xr*

")*cl c^{? q yO" ,u jls i(.x1 3x,

t-tl.ra;l F ,tl:t 6$dp Jl*. l" - f., JL; 6L^,Jr-, sA*-;.**

oM= {(o,r *oyv *on) =*o,, (\ - \. -r)

-t.itf .S-lt,- JIel ri; u, LrrL"i S ;:;: jl ,lt- ..:-,1 isy ,Jl"i ,F g&t* yu.:r-t^j ,S:b e-ji L-2' s:F,goJ.lti ,F As.S lc.JL>(ouL.,S;.,.,,..f.l-r:e;)

Ii"

Page 121: Continuum Mechanics for Engineers

il .i; Jrl :y tJ,.s

J* ,: otKi ,-S rs_25J-Su 6lrt 6liu^ tl JrL, yl ..:*.1 -SJl-{,JtJrd;; ..li-rr 5.t -* cf r'nt!tirU:r,fliv

[r,, s,, s',," I l' otr - oM drr orr Ilr,, s,, s,,- I = | o'., ott-oM otr I ,t-\'-Y)

[t,'. s,. t* I L orr ow on - "* )

.rrt* .ilFl ,.l:; t-t,.rl-ll 6 ;.y,y +tb nLrU\ Y - \o - f aJrL,;l d,+"^,!

;l c,.."1

S;;:o,t-*6;;oPr= " (0-\"-Y)

? - ? - Y drL, !L:*) .-ilFl ,F elt d.:L, 4+r:i .,: (c.*,ld;; = Y oJ")

ry Jrl3i c>2j,e d/-+ ( oij 6lJ(2-r.-Y)

jt -l;tL* ,; 6Lat-t, 6

lo, o o I ':g'''oo:l:

l"' I

Io;il: | . o74 " | (Y-\.-f)

I o oM ILJo$ o:1.: epi ? - Y.:^^J .1, 5 G:y,lL^ q J::"'^ ;tef t'oc'a'7 '.ttt 6 e:-.;?t'

0F Jt- t, o-rt..i 4..1-r ,ii;l .l,l .rt!o c cJl-' Cf-l ,Sl; '.(.t>\t 'fr;!- JE' '..:*'l

'<Jtt*,| rt-ij ou = - P. ,Sll. s +-Sg dt'lb(tr'r:a ,i;rr\ ui'-9- o'.i1 'u.6.-u!.-r

.-is q is-rst .# ,5- ; 6if c'^-,s 4 q 6li €l: oU ,*;t lb rl.'-f leyj aJsL, * ^-!lFl

o,i = S,i + 6ij ou = Si + |6;1 os (Y- t" -f)

sr + rIJ-III" = o

Page 122: Continuum Mechanics for Engineers

O*".JJ.,k4 rgf, a:-9ri 66L:r. cS*K" loo

IIo : -i S;; qr = SrSz * Sr Sar * SzrSr

III' - eijrSV Stj Srr - S/SzSnr

v-so

YY

1.-.allV- \" -Y)

(Vv- \" -f)

o?-r )lr;A drt-- 6 +-&.F.,, ,sll;_&.lro,1 Stnfd ;tpl c..6? 4, . ,ryt:

fl.rbS- +"p;l 'tKi.r.trS;..b lo;i -o(r)6;jln/t': "

t_ t S, * ou 6ij - o(q) 6;1y nfd = o

Isu-@@t-oil6;jlr/t) = " (A-\.-\")

.,^.*-r.l Si JIel '-rU,

,,li I -lr-_," c c*,1 Stj ;iel c^e- Of:"^i nfd J^ru^ OLii 4t

.ty€ ailtl y_t.r-r!o L-,3; o;i ).al JrU."S(q) = o(d - ou , (q-\,Y,r) (q*\"-r)

+slj+"*ilFl j6jf ,,>**,,3J)qb \ -2-\"JU,;:o ul; )J*.li l-t -f dU.-trr-L; O* b -ilFl .:*J Jel rl; y_rir..3

1l c.*,1 .rt!o ui;s 611014t\ - \o -yaJ.rL..(J, cJ-oM:{(Ov*0o+ff):6o

't -l't,g

lou o

lfo1,, .L

rat \"- \o -YaJ.rL. L-,g.g;Lly."cr*,-

::]+[':.:.:]

0+,,) .t*1;t ._ilFl c.^J ;tpl r:; y.:Lo

t-i g+.r--yL q

::l[:."fs JeVoYYl

: -;-, I

- - s [ (v -s,)(*v -s) - (vr)' I = o

Page 123: Continuum Mechanics for Engineers

lol ,-i; cJr( ;y ,J".s

e-t;j ",*l .St t = -YO JS(rl = o , S1t) = Y0 -t'a:,r" 4+#-, e$:-f! u'-1L6

d:L-. cnts _l \ - 2 - f Jtj- 1.: oJ.-.i g-,!. ;Lely.:U-. jl orU:*,l q JrL.t."f€#tr1-\.-Y

sgt i:ia it,P ll -f,.: .:jL,r,. JIel r; 6bca; ! gtL- cSt-l-lj .,.il{ Jt--i +S P st 614'Je

d, P ur-n*. ol *r* 6"riU6 €e9 0.:6 dai,o l) bip U-t .+-&. -hc:#J c.i,b.*-

'rt*1r,4.1, GrL- 6 t-J r-l sF -l .t"it: Y" -Y )5J ;:ABC

{o) - o*. ff =

jl .:*,1 .rtl* lr,;p ,J-l ,SSs r.::*511.ly .J-it uJJ,^..-o

or,r 6,* * otrr 0r* * ot' 4* (\-\\-r)

i c^a-7 -st "),|+ily'

I

oN: t@ ' i : (Y-\\-Y)

\ry

! *lr:l11

^ a.+6,+i';=

v\ I vY I af

Vr

* [ ",'r r ot,r * ot'r

] = +"n

xi

aaa. otlat+alor-

,E

f" -r JS-t

. ust c--5;/ : JV;.rLno3- t u#s t* a-;e

Page 124: Continuum Mechanics for Engineers

OI-J:\,F agly a:-g2a 66 L:.r" ,3+lS" I oI

,j,:; *. iSf s r544J!:*:l^ r'a;e 6Ss ilrs Cr" c Y - V - Y +J.rt .. jl, .XlfQ..;*,1 l) Os-req 6J-,!"/ €et O.tb 6:,

atnt=t6.t6 -otp= + [oY.r*oYt,r *"tn,

I + [dr,,r *orrr *o,r,]t

ooct= *V to(r)-otrJt * [or'-orrilt * [otrr-o.Jt

=ff

(Y-l\-r).{t_ .J:^tS -$ os:,e J, jl ,F r c*,1 OS^" -,

\fy

(Y-\\-r)t_

(0-\\-r)

!:^iA d,'.)p 6s:fft_b.lt ooctJopt u^X1 :JVt,SLndJ-f l- ll -f JUont 6lLb {++i -r -r'S.j*{'r^i dll \ - p - f JL:" r, 5..p ;l CV. Slt'rFJ

."t1[j r/)J. f - \\ -f nJ:Lr.5^S,

$ltl y r*_iV ?t' L*,9 csasc-ir^ ao.;p 6ss t-Flby c \ - t - f JU, jl &

,; ][ffi] :[|]F]

.: oi -o

{o) -(vo 0,* + oo 0r* + yo E*)

t_

a-:r,J,j lrfr

oN=t(i). i = {(vo * oo + yo) = oo Mpa

f": ..

L. .

Stt,,*sY,r,+,sY,.,

Y - V - Y a.hL,;l i,++^,r

Page 125: Continuum Mechanics for Engineers

lof ,F ,Jr( :f ,J.cs

ctnt=t6.t6 -otN= * [fuo)t + (0.)'+ (yo)'l -(0")' = Y\?fY

g)L"l4l,,-.Y- \\ -f aJ.rLr.5^S, ooct='lffi = 1'7f \ MPa d/lr.ti.,.:-.il: f.^tf J €'l

toct=+ :Yo/Y\ MPa

Page 126: Continuum Mechanics for Engineers

toFO'.-,J.{r4 aSly o:-92i GlaL*q *lS"

$t*eSt.tJ,\,f o;i 6Gai,J3-" 6,1.11:pxgfiy ,gl-alj-,- tu (:s; ,S -l_l-b ,P oLld ci- -;.: I - l,

c...-t*. csst s..:*,1 t(il) ,.:; 1l:y .-r-!tr.r i, &- Jt; ,5!b nSdS(l ) ,y c>'-L-n

1:1(ir) dy s-ron: rrl-.1;..r-,ti.rtrir) .-r* ,br, o,- -,1ff.,, & Jb;6fl., 6 dS(r)".,-

...*,|ff' e,.e.- Jr {i') n;,)t" 6jl-.,- ffy .a1

d)J rr...-i -r:j .SL^Jt; 6l.sb 6 Jgl c,^--L-- tSlt.b \ - f 4l.r-.- 1s oJ..i (:-r! aa,?f, f - f.rs

i,: {fva,+yey+?%)

ffr: $fra,-r4 +rE)

.tr*I, a:\l y) ot_f\fu$,rxr 6,G.p-,- q c..*; P y u:; 'r-i| f I

lro ,'lI

Ioiil= | yq I"r'

ltt . \rILJt)y.ea-:.MPA p'- gbd3- 6,ljspx{{y 6l-n13.,-- 4-i ca--j P .1s u:; r:-b f -f

f y \ I '-t-'tr'rAe'iu

|"''I[o'il= |

t . ] |L\ Y 'J

;l :f;ifi -t t-* a*;e ^S+JO*,-P lri ,tr ,;+ ci- .c*,1 ot ,l; ua;-i.,,ol1 r.li.1: aS

9 !:t, -r,-lr -,tl3 b-,- U-l ,sl,-otr Jh,a, ..r^1t,1(i) - " aa;e is'l 6strt*,- .J-,t, ,:;

ff=*(r0'-0t-lE) , ou=yMPa tfQ

ot^X ua-.L' il o*-gl. Li 6 r:-,llri .:...-J "jbdl" 6)jtP o.tfi 1.r ,g r.r*,b f -f

Page 127: Continuum Mechanics for Engineers

I oA ,.i; ,Jrl :f ,Jos

Io;jl =

,*.11:r, y-l .llsl (...')

Jt"; c.a11: ,-r:i ,lrr, .r!.5* (:7)

JL; ;t:r, S '*1lrJ .r.: Q; t-es: q.ltj (.r)

vyroAo {o)S (.-7) t@ : y'-\o. (v) td = 06r + \\ 6, - Y., tJJrl : *q

c{tj "i- o. 6,r*l or.i *ltlo;i -- + o"nfli Jt-re! 6,1^Li;1r "r5-

JJ-ti,gl.*1.1, 6 -f

.-r-!.f n; o4a st J ! J. o;l.ll tt ,_.,5 6)p.* ,)t*t c(,- 4S,44r cll-i; .J*:L.," c..-l,

c.j.rJ-. )l ,fu t>l-a:;..o 6,6^.-La GSI .F 6ta.1l:y ollll oLr,. C"- 45.r..n.r clt-l; , - f

.c*,1 !L- e) rq nJ-r*^, clL:; ,rl*,-.lt-i!.f .>l-c;;.^ 6,1r-43.,.-rl-,(e.

,.Gi ,.Gt) * ,.Gt) ,.(it) 4- t,Gi s,Gr)

[ -* r ^ '1 '*:*i

l; ";lL' 1 -P.J

+s;x*r''

J*\ dUJ j;r' oSP y 6lo-*La Gs-t cF 1l:y ('.-cJt)

ff=+(0,+Tay+^er).$! y-j .:.r

Page 128: Continuum Mechanics for Engineers

O?J:4f ag(2 a;-92a cSo, Lza" c3lJg" lo?

L-'i ,->l*:;. *J r,l:,',Jl* OXrX,,X, 6,Gy>' q + V -f

[::' x" ;-l

L''" .i:

:,',,1

.g-,1 o-t -! aSltl ,; e-i\

Io,il:

+5"t.*^,'

1.: e*,ltly JrL; .r).rL f t ot*t;- )l ,*lt blrb\l) u^.7- Ss';,gbacJ.y (..-il|)

.t;tf ir."L- h roJo)J-.t os:*.\:i&,a,-k-Jt-; aS,g,la-,i-e,SssltP (1, l, f) ^LAlrrl;rbr1 (l7)

.rA r-l .>l-a:;,' c.,:",5t o;3*, ti g.ll-.-,SL-l;j

,by=ftr.t'l:*qp-l Ir

=+ pbt = -YrY

p ,b,

-r

-r

t@ = (r 6' + tq6t + rt6r)

(.,)flF

fi e-tV L--; Fclhia 4 ,Axrx14 t;ltag:-, 6l-ay-,. a., l:*.; A

Ift-x,t)xt**r,' -(r-xl)x, Il-rt-x,')x, -{(x,'-\Y.r,)

|

L ' ' (r -xl1'' J

J. $fr g y ,it-c (F gLn-Ui dl; Jr|-,' .:Y.tL n5.r+, dt-l (.--cJl)

' Yrr = \Y aJ.:[.. +,,g,\a-J.a;tP (1, -\, ?) rjz,ji,lrrSrl:ra(9)

.rj5 ,:,._.,

t(il : { (-116, -r"0, * ver) tvl : *E

jl Jurqe t LL..i :L J* t tlr, cl..:-,| .(,-.1: ,; ,gLadl3* I

.r:*rl o-\-i o:l.l .

Ioiil =

."U:...rt .rlrl-

l.r Yrr * ?\ *

Page 129: Continuum Mechanics for Engineers

loY ,F cJs-( :f ,J.as

L

Ax, * 84Cx,,

-Cx,

Cx, -Cx,

o

o

Ioul

.J.:.i-,! tlll JrL; .r!.tt', ,. 6.e-.-,Slr.l.f ./Lg .l: 4t J:5 u',,U (._iJl)

.tfig .ii.- cl..:-,1 ;;^,. 7\ e :t ttij .,"L.; 1: ,:;;l:r, ..f ,4.4r c-rt-l; (.-r)

L; Sn- tf*tt.lb.l, 4 L-,; pxrxrx, 6G1ja- ;lpxr'xr'4' uiL- ctf3r 6Lo1j-., | . - f

, .1t.r f-! 6b"iJy .slo.r,i s-r! ,jL,-f Px${r 6,1-ayz,- 41 g*i 6,11-"- gL-l;j 6 PQ

.r.5a.*r,.r-:!t"o (:) t- \Y"o (.:Jl) cl!-e: a,-3! d: fi(MPa..*J) r;.;r'*,b,5111

I oiil = :lL:

Page 130: Continuum Mechanics for Engineers

loAU*J:*- agly o:-9a1 cSbL=^" cS+K"

[-o \. \'l [. " .l :*q

ro";l= i l : -'] :1"" (1)to'i1t : | " -"

1 Mpa e)')

L\" -y'tr1 L.r tl

"lj JG:;t ,f-t\ L-i:pxrxr4 L5bJJ.." *.px'rxtrx'r -iL- clf3:6Lr;.9,..,. oP oLfr;: il *t,

.sla;i[ lli.,l

l- a r-r'r ,, *filIoiit=+ | '*vt b r-rI

L r-f r+f ' J

Pxfi{r 6,1r-a.p*- a: r.i*i rS r--rL ft.nr-;",^,- r:*,1 -tl-p C Sb , A j y oS

.$5 J.i., lrl. o'ij I ,tKri .r-ilr y-j ,.>.ry,,oa'.MPa pJ

l'\ o 1

to;it=l f ;]lL\ ' 'J

l'\\+rfi o+fi -\ I[o';i l:+l .+rF o o-fluro:*q

L -\ o-rfir \\-YrryJ

-,11 c.*,1 otVksi r*J.px,;,;y'.,61r1j,*, q + ,-1;.f--lL lf -f

f'' - 'r Ir,o;ir: l: y\ I

L '' U J

Page 131: Continuum Mechanics for Engineers

lol ,.i; cJr( :y J,.s

L.-.6Lr1l:; J.l.rra L-,1pxrxr4 6,1sy.,. a1c.?;px'rx'{'t a;iL- cll2j: 6,lsy^t

Slo.t--i ,-e'--f l) ol-fur\

or^i clt t) ot-*\Px&rh 6,1-n13-,' q c..*; MPa YJ. u5'o*,-J,L ,P oLfi 1': tl'-t'

.r:*rl

\ c.Jl- '.I oij | :f

7

,5 i,,*1"- olL ,^ 6!,.L-l 'p r,-:li" (.--,ell)

-bl 'p,gLrcaa, (..,)

:*E

u,*,- .J.J!.,^ ,l.tg,-tlr 6,La.t2a' y t3 e P ' L;; ,: aS 6,i-x^-*i.e 6u c.F 6t'olby ( jJl)

'rl,5,:..+ E 16r, 6t .stiv.5t-r-,1by YJl,tG'il j 1G'r1 ' 1G't1

i U- t$y-.1,*, ,lrg-lr, 6,6ya' 6l.tlt (-ilt);t o-r.i r:*'.t ,5 ,5t'r1bJ jl 6.,- -f (*)

.sy' A*+ I o';j I dt-r

.t :S 4.tt \ - O - Y aJ:L, f=it- )-p15..1 !-,i fi (V) 1.r oJ.oi ti*'! qp (.-7)

f' \rr Y? \\rIlo'ijl=+l tr \?? rlrr',rQ

L \\T r -tol

:]Y':JL:Io;t:LIil]L

et aY er

6,, LV

tV

7V

6,, rv -?

VY

V

6,,- LV

LV

_rV

Page 132: Continuum Mechanics for Engineers

O?J:,k4 agly a;*92,, Agl.oL2a" *K" Ito

: 'l c-JL (.ijl)

:YeJt.-

: \ c.JL (.-,)

:Y eJt-

o(r): -lMPa ,o$)=lMPa , o(r)= \,MPao1r) : ot) = \ MPA, O(r) = f MPA

ff(r)--6'*=6r, ff(u=teii, fi,r,: +e,.Vy lf ' --

ffo) - 6' + gr-+ "r, i,r, =Vr-6,-+ 6', ffff) _ -6, -6, + t6,Vr ' -- ,/,

.:tl*- I<si ,-..,-.,-. ,F ,:--lV ,s3Ju^ P ,Lil y u!.cl 6l,asr-- t 1L.rt nS,r,t53o lf - f;l c'*'l

l'Y o .lIo*;jl= | " v "f

L' ' ''J..t-!.lj ot-re\ Px$fir 6Gy^. t &l 6Gy-,-.xi JU:jl ,f-ti fl

f-r \ -rlIoiit= * l": o,i,, ":, IL* -\ fJ

..rsL; a*-,[-.. trloU | .t<ri.$_F 6.,r.,- c*,1 tl]arr Jatr , ar1 ,si ,, n!

l'v Y "lIo;il= I t v t l kri:7*Q

L' r uJ

;l c---'l otV ty L4ipxfig,1 6,lsy-- t "/.1

MPa *Jr:; ,--rL I d - r

Page 133: Continuum Mechanics for Engineers

ill ,i; ds-t :f cbS

Ioil |

rrS O.*t,

Om, oil, oI u,rtet 6Lrr.-' (-;lt)

,rL-I'p,5bc.a.7 (.-')

or = Tf MPa, oil= . MPa,6ilI = -fV MPa (.-c.Jt): g". E

ff(t) - - "/rqf 6r * .rvrtl ay + 'ITVY "" tvlff(Y) - "rl\Y 0r * "rYVr 0, + 'ri'T 0.

i(r) - .7\\. 61 * "roo\ 0, - '/AYV 4

1l r:-,t o2WMPa y1h${r 6,1-a22^.4i g*; cJ:J d*'-lL 'P oLfr y lP -f

,:;; d*,-J,t PXr*l*\* 6,1^y.'tu c#i t'a; ;Lr.;: 'rilo-t-Li oe;;rb jA i y oS

.t-:-,lt; JS-' q

:'L::,,:]

toiit =f : o. ; l

L-' b ''l

l"' o olIo*ijr:

I " ,"

,rlL "'J

.r;5 J.r., ltom j01 **\ 6A MPa -,rlt.P 1: .r5l-r- et '* ';tsl ,51

or=YMPa, CIil:-f MPa:*q

o..u! a-Jl.1t -f),-f-ii L-,;pXrXrq 6,lay^- 4i g*i l<si t-'"'-s1P ^Lk 1: r; tlta

.g*rl

lv -r

Page 134: Continuum Mechanics for Engineers

C,i-Jn6. ag(y a;-92a 66L**.5*& ilr

Io;il =

.t*si*+P ), uJel r;- ,gLrca- , J.l r*;"- yrh" (-,iJl)

P y ,Slt-- ,rl .,* -llrL (:).t-y'g JLrl;51.r- ,*t ',*

6l)P,L;: rr '-.;p t stlsi = n;6; Jty (V)

drrl : I (lsi, o(y) = \ kJi, oF)= -f &Jt (..-1l) : *E

ro;t=f I

.rrSCrt+ $,\Q = | oil som = Y MPa ft.uto.r-:;. ilF b j f nl

,*t,-pystn(jJt)D,k;" (-,)

on )*l r; c.g (u)or : |r MPa, oil = y MPa, oilI = y Mpa (Jry : *E

b=o(v)l4r) - 6, (v)

llol

\o

o -l

ff(r)- Y6'Jq,fi(r):6r, fi(",:-6, IyEVO '-- -I ' " /t

(or)** = t Yio ftsi (:)

n- H: (v)

.r:*,1 o"r-i o:lrlMPa

-J s e-il J#r, &$,rh a, t:*;p.,1:,I; tyi lA_f

l:l

Page 135: Continuum Mechanics for Engineers

I rr ,F cJg-( ;y ,J,os

t -ro)p

r1

LP

ti,

Ax-r

LAJ

T

a

ri

ksi

a,

fi{r 6

q

r

a-^i.e a,

: \Y I

ff*-

n-lj r-;.J*,-,;L L-'t'lrc;i

-J. fi\Px

Ioiil:L

os - f kJi JoN = \ Y ft:li isi ,g,i2 ^S 6,1 4J

oI= \^|lci,

.Jgi,r-)JY - A - Y aJ:L jl orl.e:-,| l,,. b 6i.l)./ \q - f a.k'..-;l o-Lol r:*,J, t-;; l" -t'

6La1ro.-, :l.li.l 1: o.5I^'5 g;31 oJ-i orl: tll--li .r:J dt..-.t {tl Slt. t-l .lr" 6l^'y-l: I I - f'

.r!5 f*t .ui!"f u>\..a;;*t

(v)

2q

Page 136: Continuum Mechanics for Engineers

ilrO*l:4e agly a:-9;i 66 L*r." cS*&

.c*,1 o-t-! $lj r-.,.r--jL L-,i;MPa plpxtx{1 6G.p>,., ,.r!|,t,F-,Jl* f f -f

f 1 \Y .lroiit=1', q .l

L O O OJ

+s ctt'-"

iri&- Jt--; o.SP y 6la..L.a,sstlsos so1?*yq ,-*t sJt;,5Ladl.r (*Jl)

fi=*(r0l +r0,)

\t - f J#t, o'r:'l y# tf oy_ls c(,- g; L-i L (-ijl).1: or.oir:-,r nap (.-r)

.J+S '4J

s*,1 oLi orlr tJl-j;

oN = \T7"; MPA , OS : 6r\X MPA : *q..qi-Lj tj -ulor-! oslj t; eLre\ +Sr::,- o.:L 6t-ocJL Sl_tb t.f .3boy-1.: lt" - t"

1". . o.l 1". . .l(.ir)[ o;jl= | o. . | (v)[ oijl= | ro. " I

L" ' o'J L' ' -o.J

.+S Cr.+ l, ;Sl.t- et '* .:JL 9 .1.:

(oi** = + o. (:) (os)^ax = o. (JJt) : *E

.r,:*,1 o-r--i o.:lsy-j.f-yL b-y O 2.: r$ blaaxrx14 ,g,lsy-. q g*j f f _f

f ? -Y 'llo;il= f -r ? l*t

IL' ' 'J

1l c.*,1 o1V oS.r-ry[ &r\r\"1* 6,1^y^,4J \:*-; *S"r*.os rlt-.];

Page 137: Continuum Mechanics for Engineers

lld .i; drl :Y rJe,s

r . .l. q l*to o 'l

r

[o*;; | =

,,--J;t t, e-b .r-l .$lr"r \ ::* J

[,, .l

lo,il= | ' -\?

t?L

fOo ojlsl 1 Al-l.lr jl J-L b.rJ-.,. i,ril nt

.t';Sg-tt.Y-1-YoJrl"

.r.:-,1 oli a:li ,-i J.ye*.P 1r ,:; .l--it dt* f 0 - f

i]ksi

L .ilFl -L-l r; r1:8, .t3;i j r;Slj+" -ilFt s 6sf 6b.:*J q l.r .r-rL .r-l

.+-tJ,j#..t

Sr = VO lsi, Sz = 2 l<si, Szl = -f\ l$i : *q:*,1 or-! .lt* -lj o13-eau. )-cl y-:V YJ -ilFl ,-'5 ;.1' ,5,\\f f -f

II"=SlSn+Srfnr+Szdr

,,b, &l '*t dt^.r;r.:1+f C- f.;r-.,J) dl-ei !,.:*,1 lt g. iil nS'r.'o:.rLl;

..r-,!"f V - \" - Y aJ.lt -" r' *;i

d)J.11 u;-.Jc.-:.i sil ;; Sll,0- \\ -Y;f - \\ -Y ..r'i:t'-1: oJJClrl -t:jfV -f

.$t

a1 c*i MPa

-t u:urr;L'6L^*Jf c &Jr,4 f- "i- jl P ^Li;

yf A-f

-f ol-i o.:lr y-j ,-r--JU L*'; furxyx1 6,ll ya,

l' -1lr -r 'fr IttIoiil= l-r \ -fTl

l_ll/Y -fi Y

ILJ

Page 138: Continuum Mechanics for Engineers

6x- t.*a 6(y o;-9;i 66L*" c*l&

+5a.+$t-t *bt 'p

g;trca"- t, .lr^ lt oru JaII , o1 )-l r;- y:Li, (jJl)

III' J llo , Io;;" 6t^t-! (:).t;-*,g JL"t Ai ,Sst E ,91a^i.a q Jk JL.. :Flo ,*t ,_,*.rlr;^ (V)

.ilFt _L-l ,;; y-rli" (.r)

,j-,t,Sl^nily s bi JU tr lli ',1-*ss,i+, c-.i., tSst u:;s1l:y (&)

\PQ yav at s*J t$r'; dy6 P.o ojl-ul o.;6 ;l-a1r-,, ,Sl'.bF.r-r,t (C)

.-tJL a--ilr 6lljtpxg{1 ,>l.o:;.. 6Gy>- a1 e*j,S.9l..._ tSL-l-lj

or = ? MPa, oil: I Mpa, oilr - _y Mpa GjJl) : e*q

fr(I)=+G,-G,rfiE)

iso - JG,-ay-/y"rlY'

;lQI)- 6,+6,/T

I" = ? MPa , IIo - -f MPa ,III.: -yf Mpa et)

(or)**=yMPa, i^*: ,",

Sr=f MPa , SU=.MPa, Sm=-f Mpa (.r)

ff,.,

lt?

L-s/F,1._y

, oN: lrooct=

:;l-\Y

rr++fii -\Y + rfr

rVy yy-\tfTrr'T -y

Io'ijl: MPa 14

Page 139: Continuum Mechanics for Engineers

I ty ,.i; ,Jr( ;f Jas

Ioiilt-'

]

:LxJxt r, (\ -xt')

', :r

-x,') + O: -v,)

bt=bt:

O1 -

$r- \? 4'r

o, br:-f +lp (.-cJl):e*q

^A , Oil=A, OilI=-A(=)

(os)^*: +fro a(V)

Sz: -$a , Su = -\ a(o)

6jk

6Pk

6^t

'.5 i,,*r''.Utr C,rr"b .ll+r

"}5 .r, r:*,lrlrr Jrt; .r!rL ft 6o- 6Ji Cjj (JJl)

P (a, ", \ {a) y }-al,gL^r,-' (9)

P y iSlt-,y-r ",* (V)

P y r-tlr^,1 ;lpl dLaL,ir (s)

"l.,lO

o,i = eiqt& jp Qbn,qp dt! L i Qii clll;:" 61*E blt ' tl o;i ,.i.; ,r;b gtr-J.f t"' - t'

)l .t;-yrf ;.,1; JrL-; .r):L-. (F,SL^-l* "/F -l: n5.t*o.: clt.-lj .g-,1 y';:-'t

g,-tl:\f-V+k-

eist&jw :6i, 6i,

6pi 60,

6*i 6mtt

,Sl^-J.r 4..t c*i ,-lFt ,.!.; g.l: ,5t-t, ,;..- ,r,*,- dIIo I \oii = - Si +f -r*.o.r cll*l;

Page 140: Continuum Mechanics for Engineers
Page 141: Continuum Mechanics for Engineers

67tJfu.#$ l',;?' f$7 IJS*2*ela6-b.1fucctl3 I -f

1.r Ln;153 tao.;lJ c i:l.t.l- r[ii1.r ls agsL f(+l&J-,6l'4t9.".(1.'lSr.1.r

A-,-,f-J.r/-,t4 gt-,ql 0t-" .l! glr 6.J- gPi L.t1 g,ai"f$c* -h\ ottJS X A;al;l 6,1l-e3^-r OlP! ! B 6rL p-.* 6- tj,ai. Crt .Slf €'l,-<,- .[,Uj q 4 1 .-i- o.s-re\o:l: ib! .J-,.U

6f*5.-f 6-f s-Jg oJ.r[ a9:6 Lb:

;r 110-;3n 4, r-# qy.-r-,!.-f &hi 6l-";jl R. ,>l.a:;*, otK:-,, Jf rgti

^L;:4 Lt*,l ((a:-,J*r, Lg.- o-13p .-i- c.:-,1 o.f.:,a p? 6- ,gf b .-{3yS ,srt<"

.\:-,1 oJ^i !a{J'i ,l ;q 6c.*,1 13:L

l-, Ot-; ;l 6laLJ .r, c,t13 ir." .(1 r, c.*l B .r!3 ,r"L; c.i,jJ," ol-at:-,L-,; Lyy dr,-l , ,-f\.: ,h .+-S 4L*J ..li;, p-*7 <S+.& J-tn Lyf-f

)-r-,€,1! fj 6+P .tFrt

x:r(X) (\-\-f)

6 €'*,ft.S'l Oi*'J ttp--* tlX "3J^

h:, +rl:*jx c"..*i3*K 6;l-:y Ctr *fjtt 5 Sl*-rJ.a tu !:.-,t A$|-jti, ,hU : t-t,gfu 2iu. ta*:. r.;J, tLirl O,,l

.rF€ dJi oy'e..*{ .r-5* .ry. -r.ol;i ,;S €-r u, L- 3.: Ll-Ftrh ,ri!

X = R-\ (x) (Y-\-f)

.r;lr;lj x c..r*i_;* _1sX os's 6 S,l uat *b J

,/f c,JL-- r, JL 4;l; c.:*,1

'"* Ol&:rr:,-jl ,y'U ,J-t;1,(9'.1.: r*x

,t?.:,1 b r,-r? ,JJi,l1,' .<,- l.fritt € (i,ll.ur -r JU:;t6- J.b +.b f+ 6l9,2t*L- c.aiJf .1: .:lr*:; Lli r r-t'rf f.-? J<-,U- ';l.Ul .;s.:lr*; gy Ll cJSu,

,rtK,r.i; &ti ')r '.. 6;pl cltir"p; ,5- F-, u* :I.-r-,!"f l: -r^ U- g.-e ,-;--lj

Page 142: Continuum Mechanics for Engineers

O41Ji.,k4 agly a;*94 6Lb Lf," *K" t Io

dJr rA Ut -l t_ J.(-i t- o;l-tjlrr F *_r 6-t-,lf.f cJS,tE* dr_+ J .)e f..:/,_rr t.6,l

ttx ,>1.2': e-e jn-,- +fc*,Ladl5,-; )l Ci) &p, iJU: ,518 tr ,:S*yj nJ.:f', ! ul-r"f lt ,Ff 6;7 .tSu" J^- .t't 6l.ot 4 -r, .iJ*i, .SL^g-ri_S*.

x:K(X,t)''-501*

(Y-\-Y)

.$r"/ dljl J-iLu. * o b - - jl 6 t.>lL^J lk-r, X o;3 -f 6lllx c=ri_9,. *faJrL, L-'t' 'J-i Otd '5;> Cb f=5cf oif tr>-,t A-S,F Jl-tr cJJri_r(*,

"r"r-lt, Oi r"r<'. e*,o .,.:.1lr 6-5|,-;lAr .a!E : lu'gfu $t ra^;-rA f - \ - y

.:1.l lLij tj os-rel dlid

X - r-\ (x, t) (Y - \ - f )

.c.*,1 '* i,, t eLA 1r x c..ri3* ;sX o-1t JS6" oatb 66+.& S.- Jl*ec -r:-i!.r, oce lJ4l-6!l: ,".*7 ,SL^g-r-rt j ..;nAl-e, .$yd ?2@ C.-t' drr_l jl taOtirou u"L^i 6 €'*./Udl ls FrJ*it cJl-- ..4 i.eJ Oi 6c^-.,r g.jV t:-,rf o;sf '>.5 \ et'6qfr, 6 6:j.ai.t : o .,L*Jr,

1,*.+ +f;b ,p_, +J/ 6+.&, Ji,l .JS6.JE;|'>t^" r** -S

Oi jl .r", 6 GSf3 Ln.l[ir*,:; J r_*c/./hl e:-f6qf40ljr1 ,S€JE;|JU-rl t e.tV 4L'"Jr, f-.a 6c*,1 ul ,S,r(+ <S+.&..:*,1 Oi! tir" tFg JeV

'Js6",-f *.1-lrf oal;,Jq,l4 Jr d' UJ.*, ls rqi,Lnrl-5gU, ar-,j 1.r

c*,1 Jt** .f{.lb- jJL'-.:*,1 o-t-.i JeV J-lljl g-1, a-rit 66ldLir q ,,iL-lJgE_-is 6+.& b g-r, cJl- 3 a.a6 Q !b.r*E 6+.& b (g.,"') Jrt c,Jl-- +f

cc.qj.jL;- ,-p;6La1y*,1; dr;9i c.*, \-.t ,t ,*b 0t-j, o-9)\*, .l:rl;u. o;Sl

.ty€ $f -Er: crt i Jl J;:* dqF' -rr y' d/l:t-l.g!lr ta';t-i crg r;l$ pp OlJ+ oclt,st^gli-S*, !-trl cLaoll-.! 6jti;.r

o.J" a.5c*,1 'rL3 &- es)- Oh:. t Lf y d/-llti1 cJi;*i r,rrJ +-,.u,on g(-

Page 143: Continuum Mechanics for Engineers

til cz99 e rj(,lr* *(+:f ,)'.s

.:11,r I C/)qi,-#t^t* ,"!,;; 4Su"

alJ!.t LS)ln '2L',at;tl - fF ,: b O b 6,t:1,j:,i; Cb .r+ L-'y o$ o.:l: epi eU dq-S4 0tSt

d/-{ \ -f J6.i, st Oxrx14 6la;jz-q+ Xos3 Xc.irJJr"ll.:y6,5:-b..4.K.

X=Q (X)

.t:,\ os-*(\*Y-f)

oJ.i c:l: Ot..ij Jft, -lr 6 I, , Iy , tr .5!, 6l-a;1.:y

-J. tJ X 0l3;u, c.Jt-- #-l tr.rf 0t*;aj drt-. L-'1'

X=Xt\ (Y-Y-f)

| -r $tx cr:b dqA tX Cy c5q.5c .2: ua-+V o1'! &- 4.r'

isf .Jbl;6.X or3 E>n c:tn;;* i:U3l ,r;'*.U- 616 c:ln:;"ltXn 61u.ailje s

d:L .rLar; *J6,J:.JJ^ 6S:\ lgrL .rLa:;1: c*Xjy; OlPq 6 3:|.JSu- d^:'J It u,..;l-:',521-rf.tLJ 13laoJ-eU urL"i sr{,-/ orJ -lt{ J^i[ .J-, 0t*

.1.,...-:J L f b OlPq l-l 't3 y' (X;l:y. q*iJ'. c .1*,-) 6,rL .r[^ar; 6.:-,t Jt*-Olid ! ,ti y' Oi;t :" 6L^,SJ.:,(.9' Lr"t^i.;s c r.7iJ 1.: .J.l-ar,,-c ,zcLa;;l.Ji Oi

xr,\

Page 144: Continuum Mechanics for Engineers

O.aJ:,.ld ag(y a;-9;, ggla L:c- cA*& trr

..:;1.::.1-_9 ,_/-fu dquii 6 €'*

)( = o-' rx) (t-r-r)

.lsSlr.f!:-,J.r f - \ - f aJ.:L. -lr Y - Y - f eJrt',,S-rl-rl-ta ! """,

x = K IO-t (X, t)] = y(X, t) (Y - T - Y)

Cb l*,f ol-.i o.:1.: Vi e:'-f dqF, o c*j '#_F 6,VJJ, C..* 6f 6

.JSs^ -4'-p tt O g-ti.FIt et,Jqt,-rr X c^r.rJ,, ! i', o-r3y' f - Y - Y d.rLr 6.:;b 4?i Jr-t1

0.8 gaL.!,., \ - Y rfiil.r 16r.j-3Jt (t ALIJ f 6sV dJitJrx.L;'i +t t:)6,j-l;;l c*,1 .:-r!o 6:V qriJ," sls1.Oxrx1q,jE,gLa;9r.." r ,:,,.*j.c,*.1

x = x;Q; (0-Y-f)

6l-as1*-,,irr5 ,J+b 5-rq -p ..JbU.f 0.23 o.]Ai c:L..;;nlsx; 6,1-a+ilJ. Jl-r: 6

-p\ Ll cc.","*l 6sssurl:-,1 o$ lr-l t - f Ji*, st 6 ;4,-r. stl;J J drb ,.>1,,":;,

.:).:t*-- rJrlji g-,J., .1r gl-ril C/-tjl rS-r+ gLa.r-.r-9J.*,. J LrF gta.l ;r.t :y -r,olfo.r1.rE eU 15-ti",S*, !'lr^^ Lil tJ:L.rLa:; 6 aa53".r5b..l11.r, ttrJ dJn'}[.; S u-fiL, .rJ"r;!i o.:lc.,l ,sy lo,s-ri;511 rL glr aV; ,->l*ab- : :F,-l

,5; i5rL',,4 t ::.,rff ?:;#il;:j:

xi = Xi (X,q., t) t_ x = X(X , t) (P-Y-f)

Page 145: Continuum Mechanics for Engineers

trr

xi= xi(Xe,t) t{ x = x (X, t) (v-Y-Y)

t sXr.li,,St"r-trt,6c*,1 *b -ftU.aJrL-..:-,t, ;r (x U-)"r; )L- 43-t 5r'!. Lii.,.r 4Llj ,-i,- ,j*,- cr-:*,| Cb Jh5" -S"q!-q' \b.,.: :L+j 0t'6 5JL-.,: 'JdU,r'

'f-J.rl-'E "r'+ rV q b,JrlrS'Lj..'*l

rL$l lt €, dq-& ! !ir" ,E;\,ra:a;; t)U, X 6 uf s.:".xlr 4?y J,-tl

.s:l 13jtL6b c:r5J"lJt -r"j;6to.r.i.-r{F CV:4trU g;i.; tlL;'"-o t-h,t ,5,/dblf*.?11013 t el.-bOt-;;l ..L-Jy't)oJu.i, JUjlx

"'-lji+iJ, ?'\ - f '.J:L.

.JS'",-,-J*, J;2edl{ l-,1 d-urJ<*,I db t : ttrri\:, oav.Jt-j 6.-,1r.JA.:,rr

x, = X(X, tJ (^-Y-Y)

OtP{,..-J.i,l 6J:5u" q"-r*bqJ;l dJiS#, ? -\ -f aJ-:L, ct = o;:ru""V2l\

!.ll-rL .EtJ;l +J/ g.lA3 r>L.":;.r, e-?b yl-9 cr:*,l o-t-i n:iy-4 ey d-ur.F*,

t = o d,L-J dlJ dt- "/.1-1,

crr. ,.l^l:...'a Ot--<r- 6.rL .rLar;

x=X(X,o)=X (q - Y - f )

, € f* c*'lXP 6.:t- c4i -f )ltJ,5!tt 6 f eV o.t3 ,SJ.stt qi fl,-S,gbrrJ<, ?-\ -f aJrL'

{=X(f,t) (\.-Y-Y)

.:l-u.f ;r o.13 { ,tns-.$r.,/ eni clL;;l u-ti 0lJ.o1 lr rri Oi ).- L6 la E*6.c*,1 o-\,.i e-c,-rl c,.iJ* .rlr^; GU: iiol*t G*

='f=(#)-{

(\\-Y-f)Pd{Y-

dt

d3 -ts X c-r jrs urf lt<^ *, X -i:, 6-t-o.r..r, ot*i;J 6ri 6rtjfi[j di j.r 6

Page 146: Continuum Mechanics for Engineers

O=--U{f. aglSl a;-921 66L:"," *lS" lfr5c*,1 oJ-i ,rsrr,. is? ag,j-s ^Li; clsb,f c r;[jL-,| gL r ri_+ .c.*,1 oJ,..i a:^il.:

,f *- ol+* Jlr-g/, -;l(.li clrlr c..r"-l , .(r-;.: .$r./ OtJ b dt j q d*i Jfu.t-S *--* ,*.,o JSj.eu l, f*

v=i -d* = ax(x,t) = ax(x,t) /dt at T (\Y-Y-r)

1l c*,1 o:V 9b:; Ol+*, ,.1L.i.. -rA

a' x(x, t)atl

(\r-Y-Y)

dra-.*J \\"- Y - f d:t -. lr,lidrt- sLe*.Stlj(-F \,fC 0t3y'./S.r-,.:-*C

$'-S; )l ,Jt:* b ,S-rt r;l oSr -ll;li,l .9r!*;l ,h. g.,a 4, .:l-rs ., €Jl

,-4,A Ot-j.(,- _r, b t*ii;.r c..*i_1 .i- ul_p; 61013 l, d ,'W.Jlslrel'p-SeF-r'$i-l-1-r 6rv osr st ol t -',.y,(.ltu3lrt*i c.,.,>) -usJtijrJ, gA ,(t*^r:rt dli,'ra,t J:-:--^ eUA d-urJSt,.1, ,(,-ri- ,(r-t .^^r 1r 6.9lo;3 ;r y'5 o.llti...tJ J,_q c? - \ - y nJrt.trI db,J*), Cf-{._[L.f "llf

t^,g.rftfL'Yr -,c*,1j1# 66,1r.,:r"JiIlJ,lLi;Liia.,\:*i &'o.rli:-i.rr-!-l-t-i!u-,_1r1,

..r-,tf.f I-t ;"- ,-r-fu Cb q jl* , ,-l)tt ..r-lL .;.ll: €_f u !- -1, t

x=I-\$,t) (\Y - Y - f )

ls6r r1b,_4 jl+, \Y - Y - Y nJ:L. ,lJp -b )|..t*inu, l.t1,:,,lfoL.l a,5

eU.JJiS*";: r,:*,lx.rr cl.l5l 013 6lt Gq J eLq'1 l) i:,KJ 'p J { Otr;".

0r-r.i ;"-* c J;Su- O.r-"oj \ o'js-.6b d,+" )Fs 6,_iU, L-i .€d:5r,-ll l;q -* eJ:t .. *<lt gtr ;*,-.?V OrSl3OLr"j,

a=i, =*.=d'!:dtt

0X,i

dX.a1J- (\0-Y-f)

Page 147: Continuum Mechanics for Engineers

t16

.J-i J.6lJt a:-tJi l) o-l-f1'l-r + clLy;: yl

(\2 - Y - Y)

tJ ostoy g:lniJ-frlii lr t - Y - f aJ-:L, L-3'1'^"a 4'57 I - f -f dU:-,1 o-Li oslr

x\=X'+lX'xr=X'+lX'xr=Xr

..r50"+

.-uq X (t , Y, \).r);ir." 661013 .r" (.:jl)

.ri! "JtJ/ = Y ,i-l o.l3 r,lL,o .-,1S J.t-eJ't 6t'aril;, (9)

jl c*,1 o;V,SyrJ.rLrX (\ , Y, \) o;3,JlJ ('Jt) J-

x\: \+YtY , xr-T+tY r lt=\

&JUr.r.13*o13 ,f,,,\ = \ Ot*,*^-a JXt- Yrr : -Y JArL/4+t'j ct ri:a._ii-t 6

.JSg" t5;- xr : 1 *.e.,,l-a 1r .:*'! E * &- eS:

g:lnil y jii 1.r ,-,k .i J \>-ef 6totll-r... \ Y - Y - T -l \ Y - Y - Y .r).:L, t-,i tVljt -t;'JF

= YXr

: YXI

g+tb/ = Y 4L-JJ: X (t , t, \) o;3 6lY. q.:.1'r

=f at:Y

=: r

1)r=: "

r- l#

a\

aY

A1

yl

vr

vY

yl

vr

vY

= \ txr- \ tx1 J

:o

Page 148: Continuum Mechanics for Engineers

O.i--u.h{ agly a:*92i OLaL,:>" *K" lr'Jsj-e d/-J-i LJ +;..fdJi-tJ \ - y - y Jti-. ,S)--lr):1.- f _ f _f ,J&!x (\ , " , \) 1:6il-e o;.!,-.,h-.i JtJ-ef S6oit-f,1K;i.-ri-ig*,! X : I-t (x, t)

.-tJC-';.:*,1 u;Lif = y ,.:tS.fi:Si O \t*,$ 6;-,.)Y.:L.o otf u.iS', I 1,, ,rtu JD

x\- *,xu= ft|f , xr=xr

.$r./ 4+rl \ - Y - f JU" ..r[:-X J J-eJp! b.]Ss ;s 6j,t3.t? tl +f

rr: \(x'r-tYxr) n: \@r-ttxr)

vY:W

vr=o

vr=*

vr= o

q a,= \(xr-{-xr)J --r

\ -tr

aY= o

.c*"1 gti/ : 1 r,lJx (\ , o , \/ .l.: il-l .r3.Sl:

v, = -i!- c'\AJ

a,=*

at=-*

aY: o

6flFY.t AJ.tl ,gtari*.as;f - f,-#rg5lL"+-, o.lr 4 t- 'p Jqfu, n tr ,_51-l; rftr.i_-51L-'9' uolf J €f O c.r;J cl! t ,Jl.)J X ,-/t- s Jl.,a;at

-J tv c:,-er-, )3t

dq6i, Ot.;.-c u. e+y.JJit u#-t .c*,1 oJ.i dbl 6.rL L- Fn <-V.9;,,51

s*,,.Jr,;,.1.r,-r,. 6yl.StJ lq-,. 9:'yr .'o l.s, ):c! grlo.ld.lL:;lr = . +L-J;r r-il_9

.lY.rL,

Page 149: Continuum Mechanics for Engineers

trv c.Sg t JS.E* *(+:f l,as

p=p(Xe,t) l{ p=p(X,t) (.-.cJl \-r-f)J

(v\-r-r)ri = t/i (Xa, t) t{ Y = v (X, t)

;l',j.fu sr.Sr./ dl* r-*;l or3 -f ,sl1.ls,flr i/l "/t-j 4+n-rti evt Cy

,flr A 6f ,fe:;,i o.:l.r t dl4 3x 4Vi r>l-,"*' il eli os-r-u.Y sP 'flr<Sl{ c*.9; L-,i' ,>-,1 g)L..'.rU-el -*'.6 t-FJ \ ,gB 'VoF 6" l-'t

-';;li,g\ - y - f nJrt--. 6c*,t (lsc \f - Y - f .J.rL, P ^Lt;11 .Sl.-t-i cl!

.i:.-ii 0tjL/r,urLl Al l.rJ.l 6'-l-;i,;ra2' ss ,flf OL.l 0t* I ,j1{

p = p (X, t) = p lX^ 8, t), tl = p* (x, t) 1;llf -f-Y)J

v = y (x,t) : th-t 6,t),tl=v* (x,t) (vY-Y-f)

4" -ai Lari:- .,3t+.tt? ;l -alcu., ,-*.1i g r-!"f r5b JJL! a', !'oi 'rU-' 0i .r' 5

.rl.r: ,Slf. rlrlit dLitl Jt--;, .2;i 6s.t qi 6:V -i4',"i st ' 69*-rl'a?i 'JrloJi-i

u.6$r>aq r5t aE i?oi;l 6,rJt-' st c ti.,iu' f -* '- *'lc5-2- Jb-rr ;j:'.J^r,,/ Ol';t , ,fV tbi;: 6c*'l u"-UJ

jl -r;rl..e.J}FI 4ci !.Si"il-r" rtiil-t .Sy.rY.rL, I -f -f JA

x\ : Xret + X, (et - l)xY = Xt * X, (et - e-t1

4:Xr.$0..- l.t6r c-l elslwi

4L=J Jr rr : Xr Jxt = X, , x, - X\ Js-re! '{f

6.1.6 si- qi J';; JD

ptr-.t .c-,1 o-tJ.1l-31 e:'l d-rrJS+, 0lpq qJ-lt ,S-t*5*, 6 tyul *:it = o

tr f.dl .r1l.r ;p rj-ll alrt -. Jr rrxr elt l.:+ 6li € , cSf ,SilflJ.:!rL' '$tV.rf b tf*.r).rL. d:;-ei s*! 6l1.la.it"*

Page 150: Continuum Mechanics for Engineers

O:-J.l1ro agly a:-9a 6laL*. <S+& trA

Xr = xre-' + x, (e-t - \)Xr = xt * *, (r-t - e')

Xr=xr

giy-r5A.*;lrVH JtJ-ef6tocll"r.r.(, \ -y- f Jtj, ,Sf ,S\f_f _ f JA,."t lt.J r.rl* .SJ;l : ,Sgl-Sl ,;J.l,, +-i rfi.i j: y' rrl-r

,bttettfl r-ef,Sl"*l-r, \Y - Y - f aJ.:t . L-,g Je,-.4r,J s.Sf.ry.:t .11

''--:sin c*r+vt:Xft*Xr"'

vt : Xr 1et + e41

vr: o

jl -t-.r!.e.-'t:-i,S[n.iJ_f \f -y-yal:t -;l3

at = (X, + Xr) ,,

ar = X, ('' - e-')

aY= o

.:Y.tL-.s \ -f - f JB-. 1:o-t ig*,.t, €-fudq.1ij.r):t-- ,C-f\ ,-l_ffe.+i't \:-,! S) sl rfii .1r,-,t:..i

v,:"r, *;, a\=\*hvr = xr 1et + e't; J at = x, (e' - e-t)

Vf=o Ay=o

,ts,#j0t+,f_r6&2r* \r-'.i f..- ,l ua;V 61013 oFcl oJ.rLL \ - y JKj;t 6..;f L."

u = x-X (\ -y-y)

Page 151: Continuum Mechanics for Engineers

tn oS9 e Jf;,,;;,;;tr, *(+:f les

dlrt -t-.rb ,-l-l .r;a .c*,1 '6if .:l; c:V dq:S*' y et'.Jq:S*' )l s-* Jb rr

6/-ro- *lls.St U- J<-r*1- 6c,*,1 Ji. :+l ,Sr-/ oJ-o.:115 ..r'1.''

3: jl f y elnil-r "fii 1r ! u Otir."i;.ll:y tllyr" .ri; ,l$ f ots"r4a.g.ii fj JrL." o:V

u=u;6;:ulll (Y-f-f)

6:Ljii;:l-,1 \ -Y -f aJ.:L. 6li€ L5'-l;tJdrL 6l-a';=ag 1.!-1:cU,o9)\*'r

u (X,t): x(X, t)-X (,.-Jlf -f -T)sf ,*-;s G-l;3 rfi.i 1r U-

u(x, t):x-X(x't) (YY-f -f)

,s u* x 1l 6,51,t3 alr rhil "r.otr; Jbl 6 Jss"';:-i b Jt<"r.'r Jjt aJrL,

,St:irL- ! .-rrr"f dbl ,J.i Cl-l Oi c.-i x 1: cl;51"o 013 dt, .,,t<"r*l ,g:r oJ'L' -l

fu st ,J-ljl3 cJ-or,r.. tFrl eU dqft a1 b Lac'r"i J1 Lit 6:L ,.rLa;;, nS;-l

,Sl-;. ,t-F-l+ .-,-J- ,-i- .lt-r.eq ! Ot<,r*.u .:lr"l GU: aj bli € cr:-'l clL; ;l

, ,-t', rif F :t rer-'

d (x -x)dt

(f - f - f )

3:y'-;r \ -Y-f JU.-,1)o-t-.i,11,-il .:5-; Slt\;Ot<,"*ijOlJi. l-f -f ,JU

.aJ s*,r Lr{;3; r3rb w;=ag

7-'lt'l.o;,*c \ - Y - f Jtir,.Sy.rY.:t-- )l J-

xt = Xret + X, (et - l)xt : X, * X, ('' - e-t)

xr=Xr

dxdt

da :dt

Page 152: Continuum Mechanics for Engineers

Cr:-.L.t" agly a:-92; cSbL2a, *9. lfo

ut = \ -Xr - (X, + Xr)(et - l)ilt = \ -Xt - Xr G' -r-t)uy = 4-X, = "

,r:r.,_ c \ - f - f Jti, ,, r** ir)rL, 1l r.:ta;-,t b

X\ - xre-' + x, (et - l)X,r : x,r * x, (e-' - e')

Xr=\

.4'* \:-,! 4:loil-f "$i -,1r cltir*g otJi. aG J*i

= (xt + +)(l -e't)

= + (e'-e'')

LgbJ*6-fl-r ! a:-,-1*, +- f*? 6- ,-$jL"t* t- .F-j.t oAf "-F * c.:^*i c.*l-rr,Lj t-.t L r'li .Ut, 6U*,V [- g:tr: c6ir& .:*,1 OS^, c-.,r\- d*l ,,lla .f--Sg -h

6rL ui..ay _,y.: c*,1 O<^.o di_l .51r tf Pu ... dr g

ul

ul

uY

Pt... -- Pii ... (X, t)

Pt .. - Pii ... (x, t)

(,JJl \-0-f)

aVi r-j..a.r; -rl U

(.:\-0-f)

4 ,Stf ,_rt i.li.:lr*i; GU: LJ )l c*,1 .rrt r elf ;ri7 6s6 ,5;e,.r-r; Jl*}li.t' aiJgu-l b #.L gr_l . c-,.1,9, L--,r*.7;l (.;.*, t_ 4).rl-,13 rrl-- aoSa'e

,>lti'2-3 l+ o-r3 L,i*,o.-6 J .L$ rLU .i_ L-,1, rls PU... -*{ A) S :f sya.,

.,E,srL J;-, altl:j-; 4ys aLii orlr jlj \d I dt,Ft n_, ,iltl .:1- 6f ,;lsl

Page 153: Continuum Mechanics for Engineers

til

.J::...A d)L ..ft&-L # t, o-l-i r--c1-rJ -rb-i J t>'e)tt 6'-f ei tg-tgf

,rh grt ,*bc.r;,.i dlt ;Jl t - O - Y aJ.rL,.;$ 15'rL 'g.,'i -r'Pi "' uisJ

..-*.1 OLj tu r!.i ,J-f '#':r OL-a orL

da I P,r ... (X, t) l = (Y-0-f)

q + 3 J::*r *JLUf X 6:L ,->l..att c$ orl.r eii )U 6cfb clg

.:J.-.i osl: .-r \ - O - Y eJ.:L-. JJ C-l;t rti":r.1r Pt "' ft Jt 'J::f,r.i J.:ii 0t*j

s lS.l.i:i; t*t1r.ll;i 43J, Ftt-r ooV.>ls3 a'ei -' lS':ls f.otf o4+'3.)y..rtS"t \ 6lo.r"v's 6-SPIA-: olcti -t-L

S tYti... (x, t)l

*n,* [Pu...(x,t)l= Pr ... (x , t)l + r*,tr# (Y-o-Y)$r

f-,, -urf"f it'e;l x t43J. Clt ,flf -r, 6 ,Seis '- "'L tb JJI dt"? t eJ':lt- c./-l -lr

c.:'rJ"..rlr*i; )l ,PV g-l: nJ^+ c.:-,1 c:(t-t: ,h ti r.isf 6J:t-r" 0t:

- y - Y dsL.. L-'y d.;q ..:*,1 e>(s-t: ,/fu| ti ,. isr -l I3!.-f tji 1r cr!3

tr f - O - f aJ.:L, o4€ +.f v = dx I dt 1U-v* : fup I dt) oye+., c.-cy, \ Y

..:..ii 6li€ *-S ;,-t

*, IPu... l= $t

daa,da-

= |.!_- - : = -dt il *&k - dt At

(x, t) pii ... (x , t)l . *[ Pu ... (x , t)l v1, (r - o - Y)

.r-rct!F".l 6'-l*i3 .i?,.1t 2J o-$ bV.,flf Slt <S:L ,5:;:* tylxl' crTll lf

+ v.V,

ua;hdel ,i:l1l.,r c,-.iyrrj -l c-t.i!"f d/-)U ,5.;l"rfiLi Jsi.ou;;r f[S; 6Jb

.r:*,1 6M3.5La;;, a-, c*i ,J-f .rti:-i 6 6'l

(0-0-Y)

Page 154: Continuum Mechanics for Engineers

4'1L.:.;,4... agly a:-9;1 66L*r. *& lrro.:1.:yj Clqit_f .rY.rt--!*** L-* 4,St : od*r,.Sf 4 t _d_ f dA

- I rg

Jl : Xr€-', xy : X(t, xy - Xr * X,, (e-t - t)

t) Os-*!'f6;rag J, f*-+ oslf 4?Jr dhia Lgl,

T=e-t(xr-\xt*yxr)

r--J.: ol+, dT I dt.g:L .;:.L,..ri;l orU*,| t .45ir.*, \ 6,-l;;,fS-.:;;.r \>cr 6lJi.

..t$+t.*, l-1r>.1..r>

.r' 's!"f er dJ..tts#, ..rlPq qJ;l ,S-ri-& 5c.*l;lr {?i J,-q ir-r*.. t-.i-l.,s a.,jo

.S[n-Jr-c.:;;o.rrr-rt{Y -O- y nJ:L, ;J:.:r,g,yU q - y - f drt 4+J

'x:''g O.ts osf d/+ d-lJ ,5rL r$l -;) r.L.c-,p.,

vt:-Xr€'' , v\:X,rgt ,vy=-Xre-t

."rr-i .r-,+ b ),5 u"Jt, 6li € L,Jr*. \ -Sf rr)rL. C;+^A

Xt : xret, Xt : xte-t, Xy = xr - xt 1g-\t - e-t)

.::-,cf4+;J 0i a6.Sl^-J_1, t cl-e f \l:r.,1.r,g1ljKt q a.f

Vt=-Jt , Vl:Xl , Vy=-Xre-"

.rf l-,1-, f - 0 - f +J:t--;l orl+:*"t !.l_E ;[K...i1r r)dr I dt ali:obFl ,i/lJt..l

dr : - r-' (rr- y rv * y xr) - xr€'' - \ x,,e't - y xr€-r,dt

Page 155: Continuum Mechanics for Engineers

trr e=59 e d$,Eis *l+:f dps

- \ Xre-rt - y& (\ r-" - e-t) - y Xrc'

,.lJf ,g 6c*,1 6"1<a Sl"f ibt 6 6r-*. ra2;4"1+; J 1J+ t+;J;r rlt5,,.r*I 0hif tSssY - 0 - f aJ.:L, f=4.-. .l,1-rtf! a-6 "$:1.:

lsc--er* Ohra

.156. e-* l-, 45j .r-lyi Jti.. .piL- lt l ;14tji JK^i

r,1ttiL.ul.-rris-,! \ - O - f JU"-lr 6l-1 ,>-cr-,6!l;t gLn"iJ;, f -d -f JA-;) o-tJ

-SS 6f 6lr'. 41-ai rfS.i 1.r 0tiJ*iiJ .SLn*iJ;. 6ss Y - 0 - f nJ.:L." f,it."

.l.S "5e-:|.

l.,1 JU,' Ot^,

;r o-LS olt-.il cSr-.:):t-, jlblir-li-.ar**, l-,,,SrL r[S.i-,1r OKr]+t g:u,on-f ub.ry;iJi#6 \-0-f JU,

u\ = xt -Xt - X\ (r-' - l)tty = Xt -Xt = X, (et - l)lty : Xr-Xr : Xr G-' - l)

\ -O-f Jtj-.-;.:o-t-3a*-l-.-. X = I-t $, t) €J**.rYst -..- jl ,rG ..1 i t

.pig !:*J! lt 'l-G LtLadK".:iiJ

u\: x\ (\ -et)

uY = xr (\ -e-t)

uY : *', ('-" - e-')

.$r"/ 4+J f - O - Y drL, t, Pi ... dlJ u; 6;ltK-t+ ! .,_*lr:ti

dT

-:dt

du' \lt' Eu'!r.=- !r-r-_--j' dt il *&k

Page 156: Continuum Mechanics for Engineers

O?Jq4 agl2 a:-921 6b L!;," clJg" lff

v\ = - x\et + v, (\ -e')vy = xf-t * vt (\ - e-t)

vy = - xt (\ e-" - e-') + v, (e-" - e'')

4"-.;j ! alr[, i];ry' st -bts-f J.ef ,Sto*iJ-f 6!l: rrY:l-. a-ey*".{ 6

e-f .l"il, ..4 orJJi cd,! .Slf ,.1L;^, -rr-U .f!.:L, a-eJ-'-^. Ot ,"F:-p...$r",/;:f e JeV O;i iltSJ'- r, cJl- ,jr*l.rr .JtiJFi ,-F *y ,Sl-t

vt : -rt vr=xu _ltvr:-xl€'-

.rsLi.-t;16 b \ - 0 - f JU, et:.s

{Jaz.a ,f-5rs6tt;l; ,JK;}; ,g!a,tL-:lf f - fb dl4by, -'r -l gSL dq15*,,9r a.,

'*5rr, -4ls +i c;fi,r*i; ,f-L;;r

ql-rl o:Sk Jk4_-i,t 6+.&)l .;_t+ o;SL (F,r* 6+.&6'*V oJtlr,Slr

-8,;.6- ..ll.9;q 0l-j I c*,1; O: * 6b ,e"Ll y-l; .f-:lS7llSorl-ei \:-,I..tr l"r+t: t-s O;-fa? - Y - f drl.. a2.J.1r cc^-.y

x; = Xi (X) t_ x - X(X) (\-2-f)

_,1.r Jj;l: tlj *U J<-,r*+ ,JJi;fu )l Q : P Lli:r 6 g.-+ 4 ;l qt -^,o oJt -rr gr.,_

{.afrJ,- -,lrr-: L-'y Y - f J<-, aU" P +i c=.,j Q 4;J 6 e:_b. t#,g -h.rJr 0t*1 $ uL-;lAs

dx--ilQra (Y-2-Y)

1l c.*.1 o;VdX .;l-ul 6r,

(il}' -- dx. dx = d)Qd)Q (Y-2-Y)

Page 157: Continuum Mechanics for Engineers

trd aS9 e (Jgrit, $(+:f !,as

,.:iU Jgr#

xl,xt

| -r J6.t

JS-r.*- Ljq-J* .t"Q sP LV ;r-dx a,.r-i -ul.p ,f,-r+ g-.,r Su.-*,:tQ :P tla; Cx dX rl"y.

.P :p !tr Crn ,i*l 6211' u Olir.;; -2lsy . a:iL-

Q sP t: Crl; r:!3 c \ - 2 - f d.:['-. Xi 6l: L-'y oJi.i g..*; cltir*;J tll-t.. c.t;

tu;: fuurn*n (7 -? -Y)

.:,*r-l {,.ii J.st' d/+ Ub 5

(v-2-f)oi J, at

llry 6,5lnJ<'. J;5," ,5;z *it- Js:.:,r*! ,g"t-.-rS4 st Q sP dLnc:^t-1, I .i*Jq..:*,1 Jsye C/+ Ot5l t+l ,J+ c.iJJ,"

dx : dri6i

@9Y - dx. dx = dxi dxi

(f-2-f).J^i JAIJ' si.;lJrl et' J

(0-2-Y)

tui= #d)e-xiAil(z

Page 158: Continuum Mechanics for Engineers

Or.,,J4''+ ag(y a:-92a cSbLzoo *9" ff?

xiA = Fu (^-r-Y)

F JJ*,Li.Jitju.- JS.E_JJ oL::l.S c o.:t*,rlh t_ dg,E!;t oL;lf )pbl)c/l-r:.-S!X 4r q.:*,ll e-t'.7p.r>-'l O<^- 6 Sg oa;:a bX_r, -; J<-,r*;,g*A t, J<-,."r*, .s!X;l #:*, F ;|.&U.r <fa* l, J<-,-*r c.Jt--

.+f't.t_r'/-.lV t-jJsfJr jl F.1r V- ? -y drL,cyrL*,6rljS:L:-1.:

dx=F.dX t dx=FdX (1 -r-f)

.ii-- eJrt-- -s: ,g;--lr 4;t;n1:+l &rt $r"/ clt.t g;r cJrt ,. +rcfL,.,..1i;.r 6

f{.r-6- F dpjb"r, sl 6t;1jti; CE Ss,,ri JL^-"| €J \l-.;' 4,r jl .:F,;..r;l: .:;*-9 F-\ u,,JKr-o +#.1: i.*"1

d)(a = Xe,fu; t" dX:tr*l.dx (\"-?-Y)

tsf t-, J<-,,=.- ';l.Ul d/J+ JJ*.,-b.' lrJ<-,r+ s oSf g*i sr

o4;*1r ,fii."..'.; Jyt .1.r ,*iJ 4;+ J 6 b OUi jl .,(.1 l.trl .-rlrrrr.. .,lri .:l-c-,,l"W- r6f eF -r, -\::.-.t Q sP t, il-l .rb3 Crl {.it,- o1(s:l

(dx)' - (tuY)' = dxlxi - d)QilQ

l tj o;j.et.t sli,-l 6* -3'l1l-SdtJ, c....rt-, S.:l&V3 V - ? - y aJ-rL,;l +f

."trl,

(hc)' - (d"Y)' : (xiA d)(e)@i,n ffiil - 6A8 d)ac d)G

-- (xiA xi,B - 6Ad dXA ilG

= (C.qn - 6ad dxq Nn (rr-2-Y)

Page 159: Continuum Mechanics for Engineers

rrv

CZ3 : X;,e Xi,B t- C : F? . F

dJU:, syE dl jr 6

(\Y - 7 -r)

E,qa 6Ft.SU seso." ,i".5 )*b nL."Ut g,-l jl .eU,_f &.5 JSzEt t*bl:

\ E.qn - CAB -den t- Y E = C - I.rF€vr.,_F(\Y-?-Y)

(d*)' -(fuY)' : \ E,qnffitffin = dX. Y E. dX (\f - ? -\)

.rj.i oslt .t*: qU, ,y-*n'.6,-l*;t,gtor.;;. yJ..:-,| O<^-o (dr)t - (d"Y)' .J-ll.i;

(dr)' - (il]' - 5ii dr; tuj- (X.t; hc)(XAj dx)

= (6ij - XA,i X,q) dr; fuj

= (6ii - c4) dx; dxi

sii = xa,ixej t- . = (F-t)' . F^)

(\0-?-Y)

0JU:r rf-b ,Ji j, 6

(\2-?-Y)

-cr-F cS;J/ JrJ.a-o ,F.S )t*b 4+*i C/_l jl .eU.f irg (tfi4_-is tybls

\eij =@ii-cU) t_ Ye=(l-c).tyrf

(\v-?-Y)O3.Sl +4-.1.1r

(\^-?-Y)(d*) -(il)t-reii dvituj =dx.Ye.dx

Page 160: Continuum Mechanics for Engineers

O2n.$# ag(y a;-92i <So,,Lzo" cS+8" lrA

Ol.iJJLt 1l 6 ^t,9K;L-o

cx:.*.o o.;1L.. lJr t'J, 61a1.2*,b eij s Een ,yE Jr J, €Jl

.rF€ oJ,aLL

r Ji,arrr.c J<-,r.* .i*rl ddX(Y) J dX$ ) 62t :;l J..-t rr-, ;1.:y 3r -f csll

f*lf \f -2-Y..r \Y -t-f .r).:L,g"-+.e 1- ? -Y d.rt -;l dx(Y) Jd*()..:--il-:

dx(t). dx(t) : F. dx(\). F. dx(r) = dX(\). F7. F. dx(t)

: dX(\). c. 4att) = dX(\'. 0 + y E) . dx(Y)

: dX(r). 4att) + dx(t). f E. dX(Y) (\q-?-Y)

6 S'l oqtl \ I - 2 - Y eJ:L, ($! a:;l-u r7r .F-S) --J,U. -*-"W- E -Sllrdxt') - 4att) = dX Oli,_fl gt"f r/tlr*.r dJ+ ut; )gl u"*,Jl^JJtq3lj dx(t). 4*(t) = dx$)4*$) tot 0 4"-F -r,_, jl JI@r)' -- (ilgt 4+J-r.:-rr5,-/Bsl

,ltir*;; .({ !;i ,-p-5 !/tii Jr crdo .$t J.blJ* "/q

r-,at cl;{ clL3^,r e f JsJ,t dr::

.Sl"f itlJl .-I.a f,.-"J \f - ? -f .rY:L, L-ry' 'g clLi ej:lJ.JiF) s;Jrr.c ,-;;-S 6tr;_p,i;

b Ot--S,- ,5b1-9*,b OJ I .$loJ-i a3l)l u;;;- J<-,r.* 6[a,lL-slrf

-J. \ V - 2 - f

F-*l ctj.."i. C-l e\.rl.r.u-,j 6l&2of agla6l:$-J.0b"^^ bli,-/1:.pS,r-' U-i J<-,r.* JJ" !rl_l-l J,JL"j jl Ji't* r[i.i1rf - f - f dsL,

jt *,1 o-tV 6:L .-i..., ! c4;l+il j',5;l-rfiLi

u;(x) :x;(X) -x; (,.r.ll Y. -? -Y)

!.-l J.IJ.6'-l;;,-i-,ei: st j

ua @) = xA-xe @) (:Y"-t-f)

.J^i JAIJ; \Y - 2 - Y .,J.rL..r, J-91 aJrL-.;l

Page 161: Continuum Mechanics for Engineers

lrr oSg 9 J,9.lr-i'r, *(+:f J,os

\ Een: xiAxi,B-6.tn: @;rq * 6u)@i,a + 6;il -AAB

.{t".f .-,bl5yi o;:-\ 6

\ tr n = UA,B + UBA * U;r4U;,3 (rr-t-Y)

.$r./ 4+*i \Y - ? - f +J:L,r, g-lr oJrL, jl -l

, e;i = 6rj - Xn,, Xej = 6ri - @a, - ue,)@ej - u.q,)

\ eij = Utj * tli,; - llZ,; U.aj (YY-?-r)

i6x, =Xr, x\:Xt * kxr,\ =Xr * Wt.:L.,..i,yJ<-,r*+ l-?-f dU

Jft'.rJirr Jt^ot J<-,at!" dL t*'.q 6"-6.-'S".i- q c.:-,1 c.1tJ 4 k rsl st

.Jl^-E slt l.: (dx)' - (il]' o_rLb ; {i{ l, :r,(" jABGH C; "it- J<-,.+.r50..-" .-r<" OG sBH , AG

.rl-r3 -l sb,-f .-/q ta ss O i+, 6 )F,g oJ-aLi.. d+.F aJrL, :t"t*;t* ,l-,b (dL, dL, kdL), a (dL, O, O) ltejq?y1 H sG, B,A !la,-;.: AVt

{+3J stc;j1i6 ht?h (dL, ML, dL) : S IdL , (\ + k) dL, (\ + k) dL I

et' P -9 cJijL,r" ,,it Laa'.i"r |La.1.: X$r ac.,;.o1. ejl-f SlaA;ie;.r cr!3

.'y''r.J*r", J<-, at!" abgh JK.i, d.,Ut 1)UYltS )l* yABGH )*'ot+rF 6 t-rrf oIaLL c h - ? - Y aJrL, j 6t:1,j+ii.:):L. ;l dri.+^!

...:*,1 J) ,*-il- JKj 6!l: F J<-,rr"t

[::rllFul =

Page 162: Continuum Mechanics for Engineers

O44JJ.4e ag(y a:-9a 6bL:"," cSaJlS" lFo

,p, fi!.'t'C = FT. F 0J"

.lYk I

\ +/ctl

.tycto# YE: C-I t+i;t

o olkt \k I

rk " .l

xt ,xt

tcent:

[ "

e(f.(l+$tl.(t+$41

r *"YK

[:

[tPr1:

Page 163: Continuum Mechanics for Engineers

tn cS2 e !5,1'4; *(+:f J,.s

1-slsAG -E elt s 4-d; s' (tu)' - (il}'

Io(dr.)t-(tuY)'=[o, dL,dLl I "

LO

=Y(Yk+kt)@Lf

E. dX , r.Ftill.

'j I L'lBH tLt 611

=., _dL,dLt

[: ,i ,j

] L :)

= Y (- t k + tctYatloG p; ,st1

jI lil

: dX. Y

o

7rr

YK

Otl' - farl'

t. .

Utl' -filff = LdL, dL, dLl I

kl

L O YK

: Y (Y tc + tctYafl

"f-f ,Slf a:.rt-a J<-,r"ir.-'-<" {-,J:-^ j't**;:li,-f l, eb C.*l "fb

: qi.,-5 n -'t-'"':L ;$lr*;;

&-f.,*J*^;+-bv -fr,-r:-i! &f ,-P Otir*lu ot-rlrf ,Slrr-l-b,Str"il-1,it^j 6.r-re j-:l;' f|4+ti ,: r':f ,E i-7a t^Ot-rFrf ! e*,-tr, 1r t'ac -J Al qf s J6.-r )l bli,-f

.+t+.f ,-;.l;S t-i Jsyeat YY - t - f .,l Y\ - 2 - Y'r)':L'

Page 164: Continuum Mechanics for Engineers

OF!-.):,.,tf ,g(, a;-9;, 66 Lz^" cS*K" trr

J,-j.. q € G):l : silfl 'pf o.:.:; ,/;.slo-r_l-b a, i3ra..#iq }..l-l-r.rl

cSjL ?-* ry-r ob q ,ti:r

ou; _tu, M.* _tui (_WrA- \_@i,x" :&T"=d (ffi tdu )=fru^ (Y-v-r1

.l^? )l -hu* q *Jl y" - p - f +J.:t-,. ,t rS-S,.*;lrr{, ! r6ls t).lnb t+r_l-rr 6.,qlo:; -;[i c.:*,I o.t i.:-,-t, OtSrJ#J ,lt-rf6r,

#=#*6*e5c*,* g<. , 67t'0t<"r*ru 6Lacrb-:tJcJt- Alt A:6 ?-* €-t ,|:l b Orlfed/l jl .-t-,tf"f 46 [_ 6.rL ,>1.,o:;- o r-:*j Jt<rJaiij cSt"*il;. 6;S;14r \i.<"J5J<-,-"*, ^'-p; el-r'.1: J:t*- ,s*, cltir;; 6tnoL-rf Jli€, otjJr_,

u.+j Jue,a u,L; ^,t_-h;s 5.:lr 0t-j-i Jli./ rl*L;A.rl.: tsl.ij u;r\ u;,a os-re\

.,lr \ -V-f .:YrL.;l c6;L=-rp +y_,r.lb ;6t{,-*rragj . ;l ._r:*,rJrL.

\trn:uAB+uBA

, e;i = U;; * ui,i

E1n = e;1 6;.a \n

(\ -v-f)t

(Y-v-f)

Y_V-Y(f-v-f)

,1"; ,ri Sly.6 s4,f .-,-F tj:,- *f /*, &.5 :*e,{ JJ,*. ,_b. s.ttf .t Gf 1) c>s-9..au e;1

Y'i - haei * # 6ni : k . # = uil # u1,i (o-v- r)I

e*Li (-tI*A lJr ljr.- ;t 3 0;tc" 6,* ei1 s e;1 , E.na ,-;;f ,gLa.,1.pjb clyq

-uil- 't+ Oli € lt ,rbl r:,;f .5Laca7 s ,Ff.JL^t-t, ,. Jpl6L",.rijf ,JlJ :JU,

Page 165: Continuum Mechanics for Engineers

trr oSy t J,g'E;s *l+:f cJ""s

.l c .l-O,DV' )Pu

:l .r\-a ^> J_l ,-lS

[e*;i] :

I" : €;; = tr (e) : tI * ey * ey1 1,--allv-v-f)

II" - i G,tuii - eqefl = eFil * erFur * enFr (VV - V - f)

III" = €i1&teVQv*: eFtFnt (Vv-v-f)

;.: .E 5.r.- d)/.0t51 6 -r;!.,r" oar:r 6-f tit 611l: e ,5Laa.eJ;*

,r[-: f-j oJ-i C)\-.rl "t-f-^l 1: ! \f - t - f d:L, , &-f J<-'-*'; qJa, 'SF

€,-t(dx)'-(il{)'- Yri il*ili =dX. Ye . dX (A-v-Y)

.,.:'j,l-r f.^lf r:/ ,ry;; (d,rYf y eJ-:L, : ,S-S:-6U eJ:L, ?? \:-a4r tl 6 u"l<a

dx-il( dx+il(-yr..e&dJ( il( ' "'t d){ d)(

*-f .5tajSJ,rs- ,sl-*, s -r-,lq,-r dX:"aa;, & rl1 .i- il(; I d)( = Ni t-t

r.7.11r c (dx + d)0 t d)( = \ tf e; 611,,l

glP{r. e; .-,tiu.,l ! .rr, .r9,*i L-l r.'11 Y }-ai s: 'r* :-*u .JLi -?i

f\ Jtel 6,lay^. q + r.li "r"-yb

r.lrb trl.-Lilf b 6rtS 4l ',jf

[': ',1 ,: ]=L:

,,,,: ] (P-v-ry

ef ,sL^t-t, q .lr^^

drc - il(il( =,NNi-il't'N (q - v - f )

Page 166: Continuum Mechanics for Engineers

OzrJ;,.,tf agly o:-921 <SbL:^" cS+& trr

oF GIJ;Lpl Jp -t-lj :t J-* ,>l#: Cls:l' d.rL, ,-r-l :-? rb, dJre c*iosl.: ,l, L.J rrN) q 3 c,.-,1 Jt-j

"rr-St- ,;-P ef ,. osr 6-r-,!"r N ,l-r:.1 -r, Cl-lolSJr-r;UN = i, ,f-tp-,t*;l& cAs?rrfr., JV,61Lfl .r*g

e6t):\.e.ir:rn

,-*,.b-'lr-l c*,!srr Jevr JL_,-.Jt^rii-sN = i, U_tl = i.,, ,Slr.: ,Jlyd,r,l t.St^.i;-5, ,>l-o:;' 6l-aya- rl"u,lrr (.("JS_,[*f ) *_f ';;f ,_*E 6-b t'lb

.156" 0[: l-, Jt-rr$S3JS )A.,_;;f ,yE 6-b t' r-W &.^, '** Irp t cr_r:,:6tr

J<-,."*, d*"' Jdx(t) ,gt-n.,,lrr: q 6\P c.$J..,rdX(Y) Jd[g, J";ti, 6tr;1.:y.c-ii t) os_nt .rt-r,_f tr \ q - ? - f aJ.rL, ,.:Jb i/l .rs .f#,gJi;, {l*"f

dx0). dx$) _ 4arr).dx(r)+dX(,). ya.dpg) (\._V_f)

'tK;i..S./t;:;l F-ri_ J. t-re \ dX$), dX$ j7l

dx(r). dx$):6$) 6$) cos 0: dX(r,. y,. dx(y) (\\ _V_f)

-St tti*Sl ..r-,tr.f f - T J-fu 4{-t- dL_ J<-,r-"r .gb;|.:y O*: qJlj g il :, 6l)dK$) sdX"'d-l J-.t o^iE q-llj +f <>lrr;uy q.s\c.:-9,i;L;il 0 -- ft-f

u*tr.:r"?u" orlJlll

coso=cos(+ y)=siny=y

,f-t',F rjL dp-lJti c\:.-,1 -hi* "1.:U

.<"-f j[e dLAJS-i F ,Slt T oX..!:.r^A .q-95 L^J#J*j.r l5l,4 ) d*r', = fl15.$) Jdx() = dX$, €n

T =cos0 = #. y e #=fr,,y. y e. ilr1,y (rr-v-r)

Page 167: Continuum Mechanics for Engineers

tra <zS9 e J9ir2is *(+:f JA

P dx(t) A

r -r JK;

,"bp , ap L;ht.:,[Ji ga| a.,l; q .-],-+ e:-/ 6+h,.s'BP , AP,rL; -,,t''J* 6 a-i[i t-jl;

."-r-'/ a;iU- Jf-r"., c5+;*

f.^fr cs, ! ,€ ,rn* Tr os-f a.lsT u-Jl J fr<rr = i, ,fr,tr : i' fl'4) "-

':l-ll

[r', €,r ,', I l-'Ir":Yr\""r

l:,, ,;. ::l Lrl :Yer(\Y-v-f)

6l-as-9^-fr c^ee \ \ - V - f aJrt - t, ci$ J<-,-'.* cstl,J ci4' ?btil L a':-';i .,ls

'f+{ qtel) \Y - V - f aJsL' "1,li,Y olt'e;;A

(\f-v-Y)Tii :\eii, 0*i)

6:)t &.5*.is-r T;1 ala+ilv se;i sPV 6-b,t dLadJ -r &+Lf drL';,',l

,Jq$:-, ;: ol.a;hs 6l-ay-- e. 'Pt 4^5U r.SL-l-lj 1': trlr"'; a'ls cfJ{r4

r^ 1 cr*, 6ly,Jlse Jfr +5rr esr .rjL,-/ etJ '5./ 0t* b'u;! J<-'-r..1'

..lit, f, J.rJ.e,gb.1l:rr &i- -f tSlta+tj ylc:r5.-a'y;P ,'dE 6la.1.2zu l..r-t'+',4

,|5-,i -1-, QU f, *-S t:^..,.c*-5 ,*b c

"r*,Jle- ,g)5.-5-,1r .ry J'ol-f )llJ.aL;i

Page 168: Continuum Mechanics for Engineers

O:-J"1a 6ly az-9;1 66Lg *K" lr7

[€rl=

J-lF\y-v-fa-J.r

l-

| '" {2't

I i t't €Yr

L {z'' }r"L'" c-Ur;./li;jl ;lel '*f A

)' = frtrr. Y e *. fr,r, :

JL--tLt' t-s t>

iilbc^a; J. J.Lb

s:re{.,-#-JV

(\0-v-f)

frtrl -l N,r, -jlr!

..frJ

(\P-v-f)o

at

x;

X;

r -r JK;

=v g4le.tl-* &- t 5-.r, dl"!',Sa ,rd,X') )dN" , dN', ,l,l*ti ul$*. AbJt6ti-."t-S,g

"l*r+..iu_ J<-r.*- dq,so ," fu(,) sdx$l , fu$, *, Urt q

t rJ.e 0U+*A ;lel ,,.'1;-S,5toca.7 urL"i 6r-1J, o.p b rl.r.:.-"3 "e Olir;.f+i;f

CJLJ16:|-* " 4, ,.xlrrQ .riq .<" -$ ,VJ<-,r*+ S gr.:y -r:rl*; .,ltr ec,tj*,b -,1r o.lij Jt+tl dN" ydX') , dN,, *ltj Jift'*J ,tnl ! q-f ,;U"tu

"t,-r+ u;U- J<-,r*:r &*;J s:6-frr cjl+:*,. C:L)l6rlp q Jtelri;r56rac^6ry

.-r*,!.-r !l: f - y j*, 4t!, \ $,sVjb 6 xJu"

Page 169: Continuum Mechanics for Engineers

rry

tu(i) - [\ + e61ld./i) , (i:\,Y,Y) (\v-v-f)

;lplf.2.' J>lJ J. .qo.;r J*# .J::-,.4 Jlu,l6Lac.a7;: JL; 6L^,F-S 'frl ul -r' 6jl ..:*,1 otV aJLJlglP

[\ + e,,1] dtrIt'[t + elry] dft)[t + e,r,1 dN') -dX') d{\t d/.')

dx$)dx$')dxr'

= t(rl * €ttl * Sty; (\A-v-f)

e 6t{L, d:l LV I V c-; Jtel ,r;-S 66-,'r))-.t- J-tJ .r>\-7 )l -b rr- l.

,.*lr ; f.^r.-/ b$e rLi q t, cli -r eU"r ,# eklS'i J^lJt

e:LVIV=tii=1" (\q-v-f)

,-;;; ,Sl-L sy 6laas.ls a-*p'i tri'!"f d.lk;r lJr *fJ,. r-l-b 6- e oJ"

:, ,y--h rlL.o 3 rjl-,cf O<-,. l, .!lFl S 6S-5,g[nl-l-b '".e '"-F O+"^] : &-Selt 6.:-,1 .liyL^-.- .);t i.i- .-r:5"f Jt1, b Y J',j -,1:,'lJ ,Slf qU''"'rU"

.-r-,!.'r o - Y Jfr &U" + ), -r-13 6!l.r ,rt ,Ff (6.:.e .e) sF c .ljr c;Lao;4b

tM =f;={e ot--i- reWl. e-b,-flJV4 .t-,t & -f tV 6 e.f ,*.5 tyb

d/J-iq u(*l ,F.S )9*b."r-,!.r L,-9:" rJLi rt".Stes-r 5r,f.r" 0t*.

.tyg w;u-t'; c>;2e

rlii :tt-+6ii tt*-*ii 6;i eu (Y'-v-f)

e-rv jii.;:3

AV

-:V

](YtI[ 0.,, etr

l;:: ::

4rrlw

4r

ttt - tM €rt ttr

trr 9lt - tM €yr

€rr €yr €fr - tM-v-f)

Page 170: Continuum Mechanics for Engineers

Cr:- ,'.t o qsly at-g:? 6L6L:i, cst& trA

0-r $,t-S Slt. ua;V sy 4;6oy-ls

..:*,1 ;"- il-frit 'pf S\r, .rJ_rl c ri; tr.rlai_t;\:iL c eS sy rqi

Qii: " (rr-v-Y)jl rs.rL.- ;lpl .-ilFl ,5lu,_*f :

4(d:e(d-tu ' @:\,Y,Y,) (Yr-v-f)..:*,1 4-f .,Q'*-5:_*U -Vl )lJi-tUl j.rr 6

a:ilr +tl.j OL"o .:t -Sl r.;b s3-3 P ;:Xy X\ lsJe\rSjl-f 6(ao,S,. ,;;.SdU.cl

.ar*el Ul-

(Yr-v-f)trr=/rr=Trt=Tw:Tyr: o

f^-? dlJ:r! dJ 4:-rJ*r- L-, y,.,,7 ssXt Xt u).o 1.-:-i y'.la->,;e ef6:3^ac.:1i ;r.."b ,-,.7 tl GV -e1: YY - V - f aJ.:L. fl :rl: )frJ t-* uif -b-rr aa.r!{OX'tX'tX'. 31a.1j-u dlJ.Ji:.!! X, :l -W.rL

"s!t, f-* ,S''nil-r f tvra^.

c..ljl f - ? )Sa;ll- oX\X$y 6l-a:.y- a-i c: i 0 r_s\l.Xr Jr a:ilr_ cr!3r

J-rt GldeJp "i;

6laY - q - Y aJrt - tf qU..) g;lle,"ie ,-;--S cSlf JUit .tj:t -6tar,,.pJJ;l+ ! ll*rl;r.-r5,r, Jll, l-, \\"- O - y aJ.:lr--,1J or;fi JUit sy!

Page 171: Continuum Mechanics for Engineers

trt

t'l\ =€rr * tvr a srr -€rr ,o, 191/rt sin\0

Y

t'Yr = trr * evr - €rr -€vr cos y 0 -LJ- sin \ 0\

\0T' tr = - (r,, -€vr) sin \ 0 + yr1 cos

il -u; rLp ^rLi

, ,-;? - f aJ:L..1: .5.:LaJ J. (j--

(..ajl T0-v-Y)

(9Y0-v-Y)

(.rY0-v-f)

(,-ijl)

,-r JK-'

.6lazJ.a ,yf SItJE;:l Jl.r+ (V), a:iL- cs11j 4;61y"a 6,ly 6la-J'c.riit(JJl)

.r*l!.r !i.ri ;r,,t 6le-,J-c 'pf slt -e* Jtel &-f *lb o.*^}

(v)

(crY0-V-f)

.r, .F-5,r1*'YJ*. .-ri!,,r ,fu ,J.-* t-b, ,rt .l.u.c;-S er'< ';lsl dt7

;l ortr;.| t) l5.r o# nt; r.lir, t' :lle J* 'pf '^-, L*) '1.."r l, -to'4a*,1*, /rr YO - V - f aJrL,.1: yrt-ir c/l Orf u-F"q u 'Kji (ssly ,F ycf

.Jor"/ Vi \ uis.sJj JU, ;tf ct

xr x2 x3

xi cos 0 sln 0 0

xi -sln 0 co! 0 0

xj 0 0 1

Page 172: Continuum Mechanics for Engineers

O2-&f ag(y a:-yi aglaL2-" cS*&

4;l; "r,a.r,_r.-JJ..-iJb 1*-;lt6jl.*t- d^h" 6,s.sly "|5

gttlr 6, t -y- f JUft..>t ^.f ,l-,t J* at!" X', JX', , X, .gLac.a7 :t,)*.Jt^"t f rlrf L:-

, e1 = - f x \o-Y jl l:.^xt-1 ,>tl=s Lac^a-7 cp-l tr oJ-; 6f r-1ll;l 6L^l-r-5aJ,;-;.,.:*,1 1"r*1 rl;{)m lmVil-lJ t"rr = Yx \o-Y J€'rr = f x \o-Y

,Jt-I, oJ-ll o.5cfL^-"r,e,1 * rr, = r',,r f r'y, +5-t-a.:Ot;j. !\r J/rr, €yr

.JSs. ?t4""1 ,pf

ff_-H X'r JX', 6lJqt q br,,,,-rlr jtt L .jJl Y0 - V - Y aJrl,- t.i; t+!_l s, <Jo

.i#jqg = \Yoo-r0 = ?.o 6lJgr",(g,5"f -!j-l.,1 \"-Y ,S;;-t-f6 rfl:,Sl)

+ /,, f f;l'r

YY

d)J.S e--* !.1-1.-f !:.-,!€rr = 0 s t-t-€ ._!i-- y11 drL-o Jr d./-l rl:f dl-,"| U

U..ry .T; = f /y'TrJJi 61113- \:-r! olKierr -ii- )Jtb 1J-ll;l 1'-p aJ.rL,

etig \:-,!l.r t'r, JJI YO - V - f d:L, Jl 0 : \0.'11 or[i:-,|

cYY-

tdo

y = -Y * evr + -Y-€vrYY

v : -Y * et,t * -Y-svrYY

( +)

( +) Ts Vf-TY

+.# (+).#( ^;)€c* c/)Jl-, eb *-f ,F-5.:-*b,St*t, d:l Li

err *tyt : -f + 6 =€'rr *t'lr = f-Y = Y

F-r, *iU J<-,Ji:t, dJurJ+, s: Q3P 6Lac.=J f ssf qt,,^,t o;3 -9.:i:-r*,

Page 173: Continuum Mechanics for Engineers

tdt <:59 t c\;r=* *(+ :f J,os

g!,-f dt{ J<-,ri*, 6J,1r(- .1.r Q S P tJl.ac:+,f -rr .j;,! 0t5l S p-6,5g;b,rtir*;; J (,J:;-s) J<-,r.* -rr y' 6.1t.;;l ot("r..i; 4. r#t-Jo...(Y - Y J(,"i)

F: ;.r trdu rltir*J ,flror 1t.:y .,l+i Ort' lra, 611 .t,t-,c/ J*t.i b :& f--?

,F;t r+, *6uu J*;J l) i* )FJ,clttr*; :'*

tSs: u*t \ltl .efrf.t-td ls o.s,*y\dui 0t<.. ":*i;

(Y2-v-Y)

cJt-.c,*,1 oJ; ,ra;J.-',g.;l-rfiLi L-'y 6CfL." tyg,.flrjtl P s: "2:,L,

di Js 6dsL, L-'j' P s: {li ot3 q c*i Q st ilJ 'J3 Altl: :ol9

"*: 6l&2t*dli€

'tf *,* t)

(Yv-v-Y)

;r crt.(,r;;,lL-rF u-';.; l rs,|l"5eQ t P )1 ,,# t -i-rlrr:4.li.,1r *f.f:irfc-,r.a--ll- 0JUiJ cJtU:..614c.^*i I YP -V - f aJrL.

du;= (#),*,

@i = ittior,l.$r"/ l.a.:., f^,, r>-'l a4q - - @jt

)l*,

(Yl -v-f)o:Z t{.t Oltft"r,Li.i 5

(r"-v-Y)

dui _, AUL il(i = % ^/.il( - il(t il( - -Y, "i

t+(h.k)++ (# kdui =

: (eij + a4) il\ (Y^-v-Y)

.F* t*bl.ta;j s )-*cl u;L;5t-5rt ."r 'tf :_*V olp\eij ..li;,*5

.eU,, *f ;(*,,g-,-.7 cltir*; 1.,, Oti.*+ 3 rll$ tFJ ef oKJ,:3,,:,t rta .,itjl t;i fl

.€,y 4-P cty'e c/-{ L g\n /tx {.Jt- y-l g! sU.r -J--

,ri : egi ar

Page 174: Continuum Mechanics for Engineers

Oe-.:u,*4 agly o:*921 Glb Lr:r," cS+& tdr

-r-:,-tal3i s;i- o,JlJ YA-V-f d:L-.d/_lJq

du; -- e*ji @p Ni = e;14 otp d.X1 t- du = o x dX (ft - V - f )

J- f.-? .i_ r..lL-lr jl oJ.,i JeV *7";j ,-.- dt<",":ij J.*jli, 6 ty.f oJ.aLL

4+Si 6.*; dt<rriii ,ij = " f I t F-, or!'f .-r-,tf .f o ;:;r7 j:1 sy* J1>

F .1: rr to - v - r alrr-,.) .rs.r+; - r'-s,*i tr;: 3t::.*'.nS

| -t'

-' , eii

,f J\)ui ols.-r*J o-iJJ. e-, drj-ri c,*.J, elll.: d-fr J**jb4l .:):L, otK:-,.r .iaJrL.;F;l ui-.1(-,.r g.,lc.J-ta.:€,W (-r::...,o l1bxi il ,*.li 613,r,\ e4 eSi-l

*J.:L'" ui*X 6r.,13i *Ju tti = tti @) ,;lti- & Cb r-, cll-fcf ,rls.Jb-,1: -9 r.1[:

,_fr; elonil_r r3_l-r s_l-t oJS:JJ.*-n L* + C/lJl.:1.-^5Crr"l, It jy J.-trrr,0l+r L-g cly .r):L, -r-,tt -'lj f I Q-#f 41.l,dl-r.:ti:-i 6s: {ltr.r; .:.:r5JL"""l

ol2eau ,F.S cS$)L..:).:L, L-'y ,ht;;"i-7 c.:rif g,-.ti o;lJL.* Ot5,r*.u

.Stf 'l.rl* fj(\"r-v-f)

j*, L;3 Ll .(rl;i oat3f ).:;1.: rFJ YY - v - f +J.:L,-,r'i5eJ.rL, YY : A\ .:l-u

.i Otirp 6lJi.4,S! L*,-pdl-l 6rl: rrLi:.j dli€.Jr.-^ lj+, l+i;l aJrL,

"t-,!"f ;t5; gj) JScr-' Jti*il ! ort*, &-t,r., +;-.1.r.<r- 45 # 4,;t o;lJui,

. (Malvern 1969)

aJ.rt*- f rf f $t-. raz,:,-' d.:L. jl;x, x\ t\t^;e s: 6la->,i.o g*f elt.{t_f

'*S $ J* q f aJrL, 'i_ o1 Yf - v - fsrt,yr * tyt,,rt : Y srr,tr (Yr-v-Y)

,r o - v - "::;- Tjff'*} ll:1;; iJ; ::;i

0u, du'

-!- + --r-axj &4

eil,nn t €bn,ij - e*j* - tim,ik = o

Page 175: Continuum Mechanics for Engineers

tar

,j#clar:-*; A - fd# o-;\dX 'r.dx 6La,;lSl c-e J €,-l a'llr^ Y - f J* q i:-r-'

;l:y .:.6-7 -1, .rJ.;L+ r o? GlJ, oatl th. .€,-l 4p ( csfris'rL ,A t-) A

..:-i3j dli,gP y {l3N &A^ dxrrlN) - il(

L 6:;lr eil Jl ...r:-1, }q .J:,U6"dX = d)( lg.lU- J<-,.+ 4lSldx,rii.t 5.f---iti c-il.r .tS s r '5$ af

A'rnr: (#)' (Y-^-r)

\Y - P - Y -r q - 2 - Y .rY:L'jt.f,lfQ

(\-A-f)

(dxf = dx. dx:F. dX. F. dX : dX. C. dX (Y-l-f;

J.,,l-N ..*-r r, Cil-l ;Lel '? tSlJ il o.tV , (ffi)' J d:y.r f=-- U a+f 1:

)yL-/

(f-^-Y)A'd)= # c.4#=f,r.c.N

aJ.:L, Lip t, Cl-1ff : dx I dx *aa.tt)'Gt u.31jJ o; a-,LL e--h u.

,-U),-lg-,! tj

\ :il(ltt^l dx

(0-^-f)

\:-,J.r \? -? - f *J.:Lrll .rUil L.JdX = tr*t. dx,"r.ll: \'- 2 - Y aJ:t rll t-*i-l;:

'*ti't(fuY)'=dX.dX= F*r. dx. F-r. dx--dx.c-dx (2-,r-r)

Page 176: Continuum Mechanics for Engineers

O4pJ:,.4f ,gly a;9a1 aglaL2-" cS*K" tdr

\dxdx.r = =.c.-:n.c.n)r'61 dx dx.

\^.7 -e\ C.€r=C,r\:\-Y€rr^ (it)

(v-n-r)

J<-,r.* .Jq-fu r, N 6 ,;#r, s! ,Jl*i- -11:11i -St Jt. A& * t 6t '{r-b.. fr : i, c1ll .ttJ^lJt ,-ll--i- ;it*S ,:.tKi r,-r-.i J^lJt ,f f ,";\

At(t't - i' . C. i' = Cr\.= \ + Y -grr (^-^-f)ff=0,,Slts

(q-^-f)

..--il.r t*'t .>l^as.-6Lac.a; JL .rr ff , N .Slr: qU,,-b.lr,

e-l .€e d)JlsP .s: Ct-r N c.{? y' rr (J-b

"frf) -t-lj u1-5 tr

el_e,6.j_6t - oj.xu-, ;-- c*,1 -r-,13 q# ,5*s -vl1 ,;;S S r-r +iN : Ir ,5t .rtst Jt;l yJ", f-.+ dt<"Ja:ii

fi-. i- \ = y'",,- r = /r * rr',-t (\\ -A-f)

.€'t FE,t ,Sltls o:V

Err: e(rr)* itt6,, (\Y-A-Y)

-:t _hir r[Urtrnr r.7.1 .;s sE; ----) rrr 6 GV.q-5J<-,-*o 9F ell

..ry.tolr;Err = e,,1 = €frr,1 6-u:.r, Ot,ii Jt d.rL.c-t-i!.f e111,1 q r*r_t.l-.

13La;lrrr 6ty..:b $l)l Jtr*S*JOli,-t'1, P ef, Js 0.i qJljtr-*

Page 177: Continuum Mechanics for Engineers

tda

b .u-i,yr-1.:dx(t) Jd*$) ,>.sy'oru J<-,r.* JX-.lr {ye.r. oSdX$' sdX") 6-,1t :;l

u,j:-,.S;llrd*n' Jd*"'crogq-ltj,rl-r"rdx(t). dx(Y): 6(t)6$'t cos0 dl4t.a ?-t'.t_SgrJ' q lr rj J* Y - n - f aJ:L. .<J," 16':fe*,t'.,

F. dx(\) F. dx(t)

;*(t) 4*$t ffi ffi.9f -A- f .rYrL, jl orli"*.| JdX') dxt!..rt!o J.Vit>.1j,e Ort'p.=J;t t

pi.l !:-'! \ Y - t - f

^ N,.C.N,cos0= '

Arxtt ArNtt(\r-^-f)

(\f-A-f)

jl o-:lt- J<*,-** d-\:".ts:,, -r, l+i Jd tu-Jlj , i, 3 i, 6Lac^a-7 ,, itlL.ot 6 ;lyl 6lJ ,y,.:-*'l O# y; .J.:L,

coso= ct' =

ct'

Af,,rAovt \f c"c*

4att);dXtt'd,n 4,-Jlj @ 6 iq

, dX$) . 4;1tt) = d./') d/t) cos @ 1l r.L:; ,'-rL...:-23t a.rl-9;'.:-,! V-A-f -9 ? -^ -Y.rYrL-;t c-fL.r,

4atr ) dx(r)co-lu:- : n\.c.nY

d/,) d./,, fi-'..}, y'4. - ff,

= 1(i,) )1611 (ir. .. it) (\o - A - r)

.$r"./ l, grt+ 6Ji-$..1.,1, ffy -e ff' 6bca7 ;s J;zl e ,*l ,"-J\ 6

cxt - X\ -X, * Xr 6t:'.;*i;.,:Y:L, L-'t; gK^, JS-,r*+ 4 t -A- f J&'c.*i (-,iJl) l;-fO#J ..:*,1 oJ^i 4jbl xy - X, -X, * Xt Jxt : Xt *X, + X,

d,* ,irt- J<-,r..n, ,JJi-5r.,-rrg,r q;lt (V),fr, - d, + ir) lrl I c.47 ,t ",S.t=:S

.-ril+r^il: ,ly fr, = i, , N' 6bc.a-a ,, itJLrt 6 ;lyl

Page 178: Continuum Mechanics for Engineers

O?J:# ,gl, a:-9- agb t-+. cAaJK" l6'

(J:5 c/)J.t, t4;t ou-;+;b) '*,;l-r

.J^i 4itJl J<-,r.* )l Ll-

lFul = sICzal =

Y - A - f aJ:L.' jl, "f,lr:Q

(...cJl)

Atrr,t: [\ l.F, t /Ft, .l =

\rx,,r = ff

!rr-A-f +J.:L, )l ,gJ,Atrrrt - ir. C.i' = Cyr = y , fr, = iyc;lr(v)..:*ilr f.^lf (-iJl) .:-o*j.l.r oJ-.i g-,l., q.p;l o.:Li,:-,|

cos 0r, =0' + 4) t:F. c. r, :g

,/VvYvY

..:*,1 ol; 3;y.1rV" ojl-tjl t f O' JLe] tu_;lj ,r.*,_ .:*,19,.. = 0frVo s*,,

C,rblLgLac.{+.1rr.}t-aii,. 6,lasy'fl 16t>-,1 :1,6.L \f -A-Y d.rLr;l

Crr: . iJL-- cp-l -r:) .:*,1 a;Li 4-,-Jlj .i_ dL- J<-,rrnr 0rr tu_-llj c$-f ./tsdl

,P:.r.r;l$ sj+sXt 9X1 6toc.a-7JJ CIJ y "\71drii 4r-Jtj.;s 6r*$; ("r-"lr"f

J, f, J JJ-".e J+Jr sF d- du.p.l, il-l C g J. )F J{J) gL()Jr- L, y' c rrLL

,JJd.-. C:L*Jj6;l*'i- os-ro\ u,*+'F .i-,Slr,.r-l;b. .$r"/,F* p

db l, JA C,.i ,f t ,f f On c (E ;r 0,'"^^) .rlb llri C &l6bc.ary 1: ,l.l Lar.J 61r -e riL6 .,!q utJd.-,. C:L;i6;l-r,. 4 jJb Jr-J? g>e 65115 tF J [ar.J ry I ;l

jl -srF ^*- .Strl-5N, (i = \ , Y , Y) rJ ,gLac.a.7

[l,i][ll]li ,ll,flIr

edr=AfxA-\, (i=\,t,Y) (\2-^-f)

Page 179: Continuum Mechanics for Engineers

lav oS9 s c$tr* *(+:f ,J'.s

*2.;j;:

dxo -a/i) +d.{t)IArxa-\l: a/i) tt6a (i= \, T, Y) (\v-A-Y)

.ri $lF ;Iel f+- q *it- J<-,-* f ,-:*j 3

4*tt) 4*tt) fir)dJffi;r'Ti;rl = Ao'tArxrtArrqrt 1Jt t A - A - Y )

,*,tlr rF oU-rE Y - A - f drL-" 6 6"19&

: /c,ucn,c,.r = frrrc (? \A-A-f)

-l "ri!"f t-t,.:rF..{ 6c^.,.1 .1i1, ./ \A - A - f eJrL, lJ, J3 c-.^rl

.c*,1 4*,l-. "hti

C gglayru f {atl cU{

eJrL, jlortc-,| [. \ -A-f r.lU"JK-,r..1, 6\lzdV ldlP g-rer::-if -A -f cJA

.-r.1|.j L-f)J.\il c....o./ \A-A- Y rJsLr,J.i uf -l-rJC,..l, JJI \A-A- Y

JIel 6,la;9^. lu-3,e,*.cc(., cJ:o.: 0t fi # Jtjr -lr crL--;4;l: rt sl-f S ^:t** ,1c

, fr,= (i, + i' + +l tlf :l -rrt-.--e \ -A-f Ju-crJit-i cl*f -A-f aJ.rL,;l a:5":;-rr.frr: 0' + i, - tU t,n -lfrv = O' -itt llf7C/l 6l;.-r::...,n Afxrt = Y JAfxO : Y, AG*r) : \ .*y1 ;Iel,5t""rfgSrJst-- L-,g cdV I dlP = Y $r"/ 4+J dJl \A - A - f d.rLr rllpo:r, .,t(, 6tJ

.^r,lsgr\A-A-f

IIIc=detC=

dV=dw

dVdIP

\ -\Y -\\r

r_\

-\

dVldIP=lT?=yr

= \2

Page 180: Continuum Mechanics for Engineers

tdA

Jg agln27,,-rb ( o:;Jq tFU t - rydi.* l-,1 6;$l g;r +::- tyE g 6J-i 4?J,4:(, oJl 1, y ).ai ':

J.Le -9-: a-, g-lj qj". ,t-.i-l .l-: .rl,*l a,-j"" .l--ll - 0-1u! J cJrLi:.. .:.^*; s: e^.,.aq,rlr.r l-, O.*r.f u-U 7a 6c,-,1 # +F \is-r S €'n G-r\ *-e,r-b.4 r J*,...', o\tV 4(!-l .sr;irL- tr.r-Jqj+ 6;yE,;JJ. J, ?t','-'. bli'; b J<rr.# rt_rfc 0:-1,1 e** #"1 pU.t cl:.-,| (1t69<,-) ir.trf

.tf u';;,J-b _r, ?t'F=R.[J=V.R (\_q_y)

,L:*^ Cr*, e;:- 0Jtjn:r.Sto-l-f-b V -lU -l ,S!"f _f"Li cFn lg*bR Oi.lr 6; U , ttl t 4-r .t:-,,-loJ:tt ,S# * tl*b : f :1 <z-11 )r*b.ii/iq 6

.(f V - t .,k.- t )F Ud J-:-:...^ OL*(,_ oj1 sq;,li,- sglbVtldX dtr5r!-r .rlrr.i 61.1 6t4;-;;,J-.t' ..S{ 0li"q b J(,;-rJ.r clL--,!f

qi .tf .t.9,a: 6;V dqt .,:dxdAF-rt *:rlrJ t rJid F S er.JqtJrqbq-P-f .rJ.rL. dx= F. dX )};JUit \ -q-yd:L.. sstti';l.9l6-r/

lso. u"6-q $ Jt*Julr

dx'=U.dX

dx - R. dx'

1;Jl v-q-f),li."rL:, 3

(vY-q-Y)

lE ,*l66CrjS6-r-,tr.r (I<1 sUrl , 4rr .:*i oj1 1lJi., r-, 6!l: U -r_l-byl.r;l: rtrJ \ rllr, N, ,rt rl J1J?:5r4+4.+;q t+i;f 4rr ! !;r,.r;bcJi.a: It C# <z-12 c-Ll6Lac.a7 a., i3-rr-. -rrL:. ,sKo*,Jj-tJ &_ 6ta;l:r,\(; = \, y, f) 6toc^6.7r1.u,1 yu!;ol-.lcdJl y-q-f JUJI aJ:i.- L-g6tl:*j,:'6. o-t-,,iSc c^6; ltJ ;l 6,'j: ,y\.U6 ft = \ , y, f) ,th, q liiiJtrr:.Jr."t-,!"f .-.r Y - I - Y eJrL. L-'t:.J^i dLl \& f-*+ tll-l-1s,4 ! Jp LJ;J.,jS.,r-J R t-,J".1!-rr 4, l-rfl ,$,g ,-r-fub Jl-r.r c \ - 1- f aJ:t-- tu-j",

s 'Ff &ti c*,1 g5^- :& f-..? Jti:jl c u"1 -c J<-,r*+ -lr .rJ.l J^lJt V t-,i

Page 181: Continuum Mechanics for Engineers

tat

.i- 45p+.r1., ey,;iJ-S J cF-* cStrl;-b ;t v;611-+"rL tllPq

f.il-t a:-il.r V * " ,3L-a.,l:r-, urL"t Cll 6 gt': r:*'l c"l O.r' T 13;$;l s-*V

y:E-"+Sc;ir.ibc..lO.r-" Tl.3-l ,JlJ GSsgj)lr'.{'V' T' V > o

d"',u; U.g.-5,;F:,1..,c = Fr' F.,-l-b'tL;l| d-l-rr'.li:.*iuc"l ;l'l's5r-rr-14+;J,-t.i!V* o ^?JL"F'V* " 3(detF* " i*''-)-:-'t g5iJ:iaF

.rr, .ri!r/ -F il -S:l s.t ,J-l;t -9 **,1 '?.-f

teyo'tt 6- (F ' V) ' (F ' V)

(F.V).rr.9 =V. Fr. F. V-V- C. V ) " (Y-1-r1

Ul t *-y..1*,1 c..i,o 69, C S

F' .D'= Fr . $')'= F?. F (Y-q-Y)

a,5.:1.:6ti OliL.t'e ot-i.o .,,-Lae.*, t1 .c...*^" foll-lUt' iE+^,! C S'l trLil 6

.c.*,1 c..l F JoJU:, ? c = (F^)r. frt)

.ff ,;F.r, ,p-Ju os-t'u. Jtel 6l'as3>,'.-r'l-r c Ot5l

;tpltr$, Jfrs U. U = c U- U =ffrP-€gq.*C-rJ+ osj"'ou.\U

.o".iJj 6lid ( J:;.,rl c.5 u"L"i C61,( = \ , I f)

I ct'r o olIC*enl= | cr,, . | (o-1-r)

L o o t"'I

toj.evc-rJ-rsC.gLruJy n1 tJC* gLn*Jy lf-t,3q 6-r.L:, ,-fli\l ouxl fl:.ttirt tSs-*E : u,.a;V rtii 3-r y' -rr J-j o$ crQ aJ'rL' e--h;l t'orr'^' )l e-fr-t

..:-.il: f-.^tf otKic-t-n:

C*an = aAe anp Cw t- C* = ACAr (2 - I - r1

Page 182: Continuum Mechanics for Engineers

l7o6,.-.:;<a ag(y a:*9a agtaL2a" <S+K"

[.u,q, o olt{ryBl-- I fc;,, " | :IU*znl tv-q-r)| /2.., IL -r)J

1l c,*,1 .rt!o (U*)^ Oi r"r<r" s\:*,1 :gi,a nfrrhb

ltrrq, . o I[(u*enl'l: | . \/lq " | (^_q_r)' | \.,

I

Lo o \/14-J

ei\l tt-t.'.t'tl 3 -t.!.^,r c.i, g.r, drudr,SLnr_l-bU-t -lU,J-lrrl a.5 r--J- +y.s-t-rr-l

Uza= aersapnU*e, t- U =ArU*A (q-q-f)

JUnn-' : aeA aps (U*gt)-\ t- IJ-r = lr' N*ft A (t. - q - y)

f:b \ - 1 - f rJ:L.. -rr J-ll qF jt , ..Xlf QR:F.U-I (\\_1_f)

a.:..:J .;.:

Rr. R - fr.u-',)t.(F.u-') = (v^)r. Fr. F. u-r

= IJ-r. C. U-r = IJ-t. U. U.IJ-t= I 1\y_q_f)

.SU..f ,-# "r.l-:, R -tos,r, otJ 6;l o.:l.n; *l j e.,L-L6[-,f !Otr;,r-t, \ -q -f ..Jrt _.-lrfJ:4J_jeL,

.rf -tlU C-r = F. Fr = VY

xy =Xr+Xr,x\ = yX, -yXy.r)rt - L-,1r,f^rJ<-,-r*+4 t -l- f ()U.-trSg.ir J<-,*; Cr-l glr l-l F = R . U

'8 qj"" .,-:*,1 .-t.i 4jblrt = Xr J

Page 183: Continuum Mechanics for Engineers

czSg e JSr/2;r, *l+ :f !,osl7l

;y€ O*i'J Jtq,Fu = x;ra -ry*tl ,-P-iU ,F ,Y

r "lrFut:l I I "l

L' ' 'J.€,-*n*'1*'L C = FT' Fdi;l 6

l-o -Y "lrcent=l: : ,l

Lo o

J

.-r,i.ft, t) os-fq .r"-yL 0'-l ,;\pl 6,lasy. rfS-.i.1-r

f ^ o oltc*ent=l . :;l

Lo o

J

6*:r.; C o;{J 6L-o;l:y a*,i*, ! """-yL .,1l) jt .:-'l c''.;Lr -r'L:' JUJI e-t\ 6

l- r /r'r -r /vr " I ('r../

Iouut= | 'i- '1^ ;lLIgr--rb n-q-f ;V-q-f .r):t-"rl .UlfQ

tv/Y-. .l l-\. 'llu*.enl =l " y'T- . I sle*.qn)-'l=*l . i o

I

L. . '.J rYrL"'.ml

Page 184: Continuum Mechanics for Engineers

O:-.u.F 2g(y a;-94 agl.aL2-" *& l?f

(J5.-/)JJ.,_q0t_J+.:jt.r6) \" -1-f 3q -q -YgjLerl .rYrL.;l o.:t,:-,| !3

f=S"f o:r'J

tt,[-\i\rY .lIUenl: | -rl/l r/r'y .

IttL O O ''J

tr \ 'l r

lv'nnl=.,+lt Y _:lL' ' t^J\ \ - q - Y alrL,-il 'fYtt

,-[t r:]fl ; ]*loL 'JL' ' '*lt r/ff -r/fi " I

=lrtfr r/fi "lL ' ' 'l

.s-;.,_* .r;b Rr. f, : I -r F = RU e_h;l osGil f.r Jrt*: g,-l

u'.lsr,(, J** Cj, sef JL.:f I . - f'rr*v; =vi (x' t) L'i t,3:i.;'#',r"T"Zn"T,f!,,_o

Lii= + (\-\"-f)"Mj

Page 185: Continuum Mechanics for Engineers

l7r

Uii=Dij +W4 (Y - \ " - f )0JU:, .:o*t r, di i, 6

(Y-t.-Y)

+ drf

v -r JK;

P aLii.,, #l:,r,-s c..er-,,.11J=r

tvs-t,lt-rF Su,nil-r 4.ss ueS d qj?. yl ."u-.tir^ cru-l \ *ttPJJib b

..:*,1 -p 0v; I e1 gLo"il-r" Slt s :;lSu"; clsy .fu-95 J eP g ,iV Jt- -rr ,J3 .-\{F F.1, l.sQ sP qL*^.r +tiJ 3:.1r r.=.l." ,St'"il-l'

t, il-l o-r3 .rr, ..:11: y.1: JS; ;.U" lsv; * dv; ,t-er-,P 1.: Ejl3 o;'s jv; '>ef 4, gl"rl'

.Sb.rf tJ O.t-*r, P o.13 t' r:*i dy ,{1 6\l: q

p,i:+ (k.#).a,l- OJU:, .:.^-.J J d9r* gr s-*V ls

*,i =+ (k #) (r-\.-r)

Page 186: Continuum Mechanics for Engineers

O.-J:4f ,g(, a:-g7 16Lt L:cw <S+K" t7r

d.v;= **, t-'Uj'

dvi : ov; lIL == d

Ucj lXe Axj dt

dv:L.dx (0-\.-f)6 t:-'ei

(#;)V (-t?-\'-Y)

d/_rt^i 6;U5.rL;.,-: I

oJ..i o.:y 1l-i -u:.,.a e .J*+ 6-rL 6Lad\tlf :,grL ;L; .rthi $ G;+A-gi ), 6

F: L. Fd/lJq .':--'l

(v-\.-f)

o-uic-c1rrj f -A- f aJ.rL. ..;"tA el .1r*5A - flss ldX uft:S,:=.u W.-r.;lf"f i rl-r:,1r, ,l_rSlf! 3 N :l-r:,1 t, qjll ,_h,ffi

'b "y j4:Sjr.,_ c,.:*"1

J ni : dxi I dx &- gL.rlrr t-: .L^-i dxi - x;4 dxn ,;[ir.r.ij ,lt-rF.-,_F tl

.!:--:i 6l-y rg Ne : dXA I dX

dxn; : xi4 d)( Na

tt;/\ : x;,a N.e t_ iA = F . N (A-\"-f)

.(p"*-*rt{ b c/-rLj 6.1lj5:Lj '?l) el) e6.! alrt . g,t,5rL Jtu ftiA + fiA - F. N = 1,. r. N - L. ffA

gr;lr r+r ts

L - F. F-' (V ? - \ . - Y)

i+ffz\/A:L.i (q-\"-Y)

Page 187: Continuum Mechanics for Engineers

176 czSg e JS:,]':2lg *k*:f cJ,os

.pi,y g-,! ff ! d.rL, #l ultlr ?t'.lrl, ,f.ir !

^;:n.ff+i.nA/A=fi.L.i

(\"-\"-f)

,F N c^{-" r, hlL-l 6 jf elt S,g Ot+. b d# b(t ,2t uf A:,5 t, 6aJ:L, 5 fOt-.-f;: ;i=1 {?i q ..:*,1 oJ-i ilJ fi c.a7 tr d-rl+ ,J-t11(1' -r: J c--il.r

6 u'- u{{ c-t-iL.L/.a--)l- 0J!.:rW 6\;.:*,1 O-t-i..:L rlrU \ " - \ o - f

L,/rti= (Dij + W;) nflj = D,inlri

"*lr:Q -r

A/A-ff.D.i U A/A=Diil{ri (\\-\"-Y)

3 fr = 0, cxt c..,€? t: Cl-l 'F tSlJ., Jl:. ,Slf

A/A =vi,jnflj

A/A=[\,o,a l:;Il LllI

Drt

D't

D,,

: D,,,

. L I L : Drrg,:b ff = Al1l.;^ s A / A = Dtt p*b ff : 6t gl; c arLi-o e-*u.

;, .r3,: ;f 6latF t- oi;9 6beF, f$:=p LJ.:*V 6:b )eW c cr!,

.J56" 0! b (.-;-ljj) ,>l-a;;.,5Lac^6;

o-Ulr!., .;l:y yr c:f ,*i: l, Jftr.i; Ll :y'V 6-b* ;eW nSi-l glt

U ;lr-r ;r .,r-l ,rLl.' ?t' 6:t, ,;;. .ff ,g F :t l)P aLrt stful') :fu|' ) g;.lt =l.J!.i Ol.-j a-r r:*i ,S-5,).-;lA.: 6,"..a: otJ b *.ii)q;: +tij srb.1lr! -,11

o:t;:-"|

.(-t-,!"f a.tej .--* ,, CIJ "l:f ,-Fb e4J

Page 188: Continuum Mechanics for Engineers

O..,.J:4e ag(y a:-94 66 4rl" ,3+& l7?

[ tu,u) 4*,$) i = t dx.$, I d*l', * tui$, I at{', ]

- dvi(') 4*.$) + d*l') 6r.$) - v;j 4*.<t)4*!r) * fu;(" ,rj fu|"

= (vii *\,) dx.$) dx.$' --, Dii 6,$) dx,$) (\y- \" -y)

.rr, ,s!./ 4*.$) 4*.$) -- dx() 68) cos 0 Vl

I dr")4*$)ror 0 l = [ dtt) 1 4*til cos 0 + dx,(\) 1 ta<rt i ror 0 -dc(\t6<rt g sin 0

(\r-\"-Y)

.f+r;lygU;L-b \f -\o-f -l\Y-\o-f .:):t rfl

tD;y'x;o)tu(\)- ({ #.%J} ,o,0-0sin0) *")6('rt(\Y-\"-Y)

6(t)-6$):dx j sin| = o , cosg = \ 39 = " otK;i dx.() - 4*,8) = d.vi fl.{t_"f ubKfj os-re\ \f - \ o - f d.rL. 6 S:-b.

=(t #.#) "' o-bsino) *")4*(t)

dx,i dx; (dx)D.. . J-D:i1:1, =-u dx dx 'r't dx,

(\0-\"-f)

!) -t-,!.f n; &g tr Cl-l *V Jt- tr "? d* s,>(9 s.t ,-i-:.9 gr tFrl o.taLi- 5,0 = 1 o_2je6i-,1r.,-t-.iL dr(.$) J. tft*.$) $U.(l.1Lj a*,_U. \ \ - \ o - f nJrt,

.ri JolJt \f -\o-f d.:L.otfti,.:*,1 sin|: \ ,cos 0= o

\ D6ni(\'nj"' : ir . Y D. i, = -b (\2-\.-f)

frt _l ii,, 6rJ."-e 6Lrc.X-7 -r, il-l Jfl ,t 6i-)r e.r {lSl 0 u_s81.: ,lot5 Ll C-t

Page 189: Continuum Mechanics for Engineers

t7v e,S9 9 $':'E* $(+:f dqs

Jt--;,-J i a i JlJ:.eq lt ,f * t.r- *5 c.^."1 JJ* cL/+ ,JLndi t, .$!,-f

-6rq q + n jli .gbl3;.2s ,5la.li:.J t-h,,StV ,F ef Js drd (,Jilt5t- .r!-ltl)

g,:1, fir = 6v Jff, = 0r ,SlJ.r-t',.J;5't i-y;

-e,.D.6t=Drr

c;*+ 4-, dlt 6:)1 66Cr, r[<.lr-4 Ll:*l: 6-b* t'W,,rlf.:Jt- 1-:3

.JS6r 0t* b .>l-a*,., 6l-a;.y*

J;,;,l6Lac.a.7 c ;l"^,,lt)tl, jfu,$!.f lJ) +.;r,Ort-r:"r-l-b 4,D r.l;a.rJi tJ-l ttl sll oli € ls ,* 3 c"t5.-i.r# aJ il;-;l -;-l-b .s1,' 61oostb ;l F-Lj,s-uirb- .-r1! a.*,1,, E ,-F-5 t-*L; 6rL ,P J D Oil .Jt.l"b .ry .r,alf J-.0'. c;"ri,"^r

6 tyeYE = c-I = Fr. F-I

.t-r,torJ -rE V - \ o - f aJ:L, ^S o"g$+7.1 1-r

yE - rt. r + Fr. F = (L.Dr. F + rt.rt,.r)= F?.Lr. F + Fr. L. F = F?.(L'+L). F - rt.(r D).F

E = Fr. D. F

t-

(\v-\"-f)

r:.tJ g;t-nrlt-rf fl tui{ + 6;4 = x;4 g7:.l;u; * X; = xi )l6rFa-i Ot+^,!

s (I = F) 6irc = xiA ,Ki , -bi-e "!U , u;r4 11 \ r,-t-ib *-6 ,F u;4 019,.,

JE=e sf -v- Y aJ.:L, L-,g*-6 r-b u;A;a,Slr,: .lL;*. F? = Ir = ta:Jl

{t_"f ub6rj rsy.au.6t-5rL* ,-h6\ \v - \ o - f aJ:L,

i=I.D.I=D (\A-\.-f)

-i o''

+3-l q qi r @x)' - (ill' = dx. Y E . dx oib ;l 6.:Lcf;;* !,'r)!

Page 190: Continuum Mechanics for Engineers

Or*Jr{f. ag(2 a;-9a <SbLZ^" *9" l7h

.f::lg\:*,! "r-t!.r I@'Y)'I : o ,l;a[ @*)' - (ill'i = t @i, I

t@4'i -- dX. y E . dX = dx. Fr. y D . F . dx = dx. y D. dx

(\q-\"_f)

-tt Jl Lii'3 ft.>,t:& tr 6r,51x Ji,slntil.:..rL, 6f $r"/ otJ 6-\.iq D : o 6x

.g-ij; di./ \\ - \o - f aJ.rtr-.;l orlil-,i siti,sllq - \o - f aJ.:L-.J- tl

it; = v;j n1-n;/t I /\ : (Dii + Wil ,i -Dq*nrkpk;

r_r-'d 4+Si c.:,1-.i.-,ti;-il D ;l4l c^{-.+,5_.rl"g-.-.1 .lsn; /t OFJIcJ-a.),r,o OtJ !D uLrl:lJ* &-DOt rsl y 6D;1 ,l') - D@)n,@ (p = \ , y, f,)

o6J

ir; = D(p)n,@ + W,jnj@ -Dblnr@nr@nfn) : W,jrj(o) (Y.-\"-Y)

aJst -,"rJr;; ;,;,li,-t c^{+ }tJ;l !.ii ^3i;1.:y o3f .nr@)nrb) = \ 6lr;

d--ltJlD J-.t 6la;.y-,,SDI: c4p 2s sro:i iiwf 5-r"o.r,-r, OIJ yo - \o - ft-j sltlW lt lFrl _2r co-9)t*, .:-r,l o:l:W ,". 64*(\ ,;;t lU ,-l-, d/_ljl .$r../

.:;ls .:_1-3

wi=it,iur,ri t- *=+curlv (y\-\"-f)

..-:*.ilr f+lf ..}t *,t*, rlrf Jbr ! ,rr./ o{.U ,Fn ,(ss.6

epqYr : ] eorie1*v41 : + (dy' q* - 6p*6a) vai

: i0r*-ro,)-Wqp (yy-\"-f)

3dv; = L,fii = Wif,ri = eipw1y'x1o.,ij;: .Uri = Wij ots'*l cl,iLD = . fl ,-*,

eiik=-e;j*=ttoj,tsjq

Page 191: Continuum Mechanics for Engineers

171 <:59 9 J9it!2it *lr* :f J,.s

dv;-e;1pwi dtcp t- dv=wxdx (Yf-\.-Y)

),* )3tu.i- Jf :& f.-? 4 r.ll-.r-1, ,". jt:tp u7 ;t 6;*o Jef A ,* t S

.J56" .)ar;s l-r.rl-l-1, I,t, -l c.{? t 6laais J-efw;lry .-L;.\,-lP ;l ,sf

tsjLl-r*.r) c.dl 6p.;b ei '" *.:.1U:f ;-1 .# crsf a-,)B 6lrr

-r.r D o!; ,-rU, p-Dfol, (p =t, ; jr';X:; fri:T::J!y./r.11* fj Js-re! c D -t Li -l{;r ;iel 6l-a.2j2., rl-url

A/A : ry: pii n,@)n,tr) - n{rt D@)n,@) : D(p)

.w 6lqJlj ,.teJ-, ti D .rL.l 6l-a1jz.u:& clf3: - Y

L^Fr rla,:zb, F 'lal 6)lu J&' I I - fe;tr .l#gF;, tsdx = F . dX J.*jtq, ,*t *9 4i:V p \:*;'.j

V-\o-f d:L, L-,.1Ps@x) =F. dXc.*,\

(\-\\-f)

;l c.*,1 .:_,!o dx. dx 6l,La ?t',grL.p,L. \ - \ \ - f aJrL.;l 6.:;11 4?i Jr_l1

(dx.dx) - \d.x. @i = dx. YL. dx = dx. Y fD + W) . dx: dx. Y D. dx

.c*,1 .Flir, \1-\o-f oJrL."Uef

4rri u*+ o? J 6*L- tf, gtLo.rt-L-i ,S\ 6 ,-b.ltt 6'1. g; j. ;r'l

$71 L-'9 eU dq,(""' .;J oJ-i A,* *.:.-L- ,d/-lJq ..:*,1 -,1;t r-2..X o:l:

c..-1-... .*$e $;;: L I - Y JiLi 4tt- d){n(t jd)(n(\'J*;tF-t "l;

.c*,1 0i"1 "!U

t) sltJ L-, j: dS" Cl\iYl6l*dS"n : ensg dN\)p dFt)g (Y-t\-Y)

Page 192: Continuum Mechanics for Engineers

OenJAe agl2 a;-9;i 66 L:+" .S*lS" lYo

A - r J,<-'

6L-a.,1lrr- U-dS + "rg rl,-r+ g-.,, dq-s* .2, dX4,$t 1d){1$),5[.n;lr-r1 i;dso c.-L*.

. .uit J<..,"*; d-u".fi ,, fui$) ,fur"'

J+rn-f J<i&U"dS;esV c.eL,..4r.t^>l.*oC/l x = x(X, t) 6yjl-r,1l i:*,1 o:V J r,*,g

dS;= rij,&j") 4*o$) = sijt xi,nd)(n()xhgd)(g(') (Y- t\ -f)

.$r"/ .++;xiA :t ,** ?:- \ 6

x;4dS; = Eijk xiA xj,n xlog dxa$) 42718) = s;jt F;n Fp Flrg dxs$) 4yr$)

gr.rlr \ Y - f - Y aJ.rL. )l : Q-e,-flj)det F = "/ t{,t,g;jir[-

eij* Fu Fin F*c = rABC det F = eaac J

Page 193: Continuum Mechanics for Engineers

tyl

.:*,J, XA,q ), Ji Oirt ?-t' 3x;4 dS; u. Ll-t nJrL' -,1: r2';l ;11 drJSr1l-l ! ty-lf Q

.:-1-9i,r9t;-

xirq X.q,q dS; = ez,nc I ilnu) dxr$) Xn,u

a1{t ;:X;ra XA,q : 6iqUl

\iqdsi - dS, -- XA,qI dS'n (Y - t \ - Y)

.JS6' J!.-J..a| c.eL- PJl,t e-tV.:--L*,6grttr gjY lt *: SsV 'dS; 6:V.r*'O**' ,JlJ

(det A') = tr (L' A-') det A' (O - \ \ - f )

.f-:si O!:dr! A,Slr: tr'clr-S U-f--V !,Srl"t;l,;-b..5.,, A oi r' 5

@et E) -- i = (det F) t (i. F-',) = I tr Lt_

(2-t\-Y)

)-r-,L/ a.^-ii l)Js-fr,.:*,l t(.o"'f - \ \ - f *J':t'- e5.-;:;l:4?i +.q

dS, : JXa,u dS"n

.ttf ,-l JeV Y - \ \ - f oJ.rL, ,Jt-tj" C/-)Lj drli<)L- 1l ':U:-,1 !

ds = j $^)'. dso = ids'. F*t

I=Ivi,i=Idivv

ds.F=ids'

Page 194: Continuum Mechanics for Engineers

O*^,'J:LF agly a:-9a <SbL=-" cS+K" tvr

..:-.i;l.r f.^tr ,J:L. #-tjl e6"L*JlAt U.

ds. F + ds. F = i ds" : I (trL) ds"

dS + dS. F. tr*r = f GrL)dSo. F-r = GrL) dS

'FYqds = (tr L)ds -ds. L t- dS; = v4&s;-dsiv1; (y- \ \ - f)

4JblL ,Sl^"iJ;, J L .)ef .lt-.tf;t ,6sV c.-t,., .3..1J I, eb c.r7 *j; aJ S..IA:, -r

$: st ! 6lue ?t' L-,g e:-f d-r".t.lJ o-$ .4J* F oF (fr.*$,s

dlP = 4;1tt). dX(Y)xdX(r) : yABCd)(Ao)dxor)d)(r{tl = [4att) , dX$), dp(r)y

F 'j-'- dJ+I-$-. -9 .:*,1 oJ-i oJ.5 J--F r I - Y J*, -r, 5 G.ty.lLo q

.s*"1 '-t^i .r5fl 1s OsS,eu 1 - Y J.(-.i,.;.r +:iU_ J<-,-+

dv : dx(t ) . dx(t) x d,xr) - t;j* fui$rfulrrdrorr, : I d*rrr, d*rrr, dx(r) |

c*,1 .Jh-> ?t',StV g+-r+# ssdx - F. dX1_sltcx: x (X , t) c-S;> 61L

dV = [F. dx(\), F. dx$), F. dx(r) I = t;i,rxiAxj,nxhgd)(n$rdxon, d.]{"<rt

= det FIdx(t),4{r),dxrtl= I dr (A- \\ -y)

lt*-r-fuF)I * " Jfr.$r../ *ltl;|")'el ';lsl yJ.tr.s;ta L.F'? 6U-l'Ja}-rAtl .:-,1 ir<^r/ < . cui'L1 llJ;l .I >. U_"I < o,*,.-:bc(c,*,|

f"5.f .t.l ! ,1i,..1n," t J.iL. ,-/ '* f+- q iI.- Lf y

Page 195: Continuum Mechanics for Engineers

tyr

1-V J<.t

,-L-y; g.-a { e:-,' ,s+-fu, ydJ(1,() sdXn$l , dJ(a$' a-i a-t-: ul-.,t'i Ub)trg1tt:" ,-'-.ty,-td-rr, cru- J<-rro6.q,s* ,tfui() ,fur"' , fur"' ib;tr|,;l;t I "; o'tJ'

f?., o;l-uil tdv = d.lP.lK:i"r;b"r = \ rSl !!t/ > " €ur rft 4q c*t jl

.c.*,1 &-tf *tl,3y g-f ,y.-t,3q l.-11 13,i'.'uX ,-fb elt I fl 's!u' bt;"'

(dV) :I dW: I (ftL) dlP - f v;,idlP =v;,;dV (q- \\ -f)

6cr,;i r-,lr 6--r-51A 6f l.3-l ,Slr ,tS s p) .tF 6- "r",

vi,i=divv= "(\" - \\ -Y)

,ju; "? 4 J# tn J*r="; .lL-slrf 6 trg oJ-aLL ca.."j'- jAL c-er-Ot-rf tt .Js6.d^if5t- tr '? &-.r$; s u-l'-'? &..:,lr".i;

.J56. J.,; $l"f etl;l .rp; d/l 5\,?J 6c.*,t

Page 196: Continuum Mechanics for Engineers

CE- ,'* o agly a;*y.9 <SbL:^" cS*K" lyr

$l*.,',.,1 ol-) oa;* fi ,Sld-f .r):L L-5; ^:*,ry, -b.*, d,- tS)- I - f

xr : + 1x, + Xr) r, * + (X, _Xr) e-t

xy = + (x, + X,,) ,, _ + (X, _Xr) e-r

4=XrC-fu.:rY:t -. Clrlt rli3 ,:j*i"r; .ij.-- J e--5l),)U.,';, *.f-r.^, dt.I (.jJt)

'+5J-X=X(x,t).rJo.-,1-^ 6rL oLa-... !t',4 l, VS J tte)-J Atr"il:, (V)

.lH -l .>e)a,Sto.il.l, .!--;i .lE l, (-iJl) ri , ,,i .lr .:ii: 1-,-t j ,-f -&-oY:L (.-,)

.JjS,ft,t ,J,,-[ji .:t^a:-.

-l]lJ=coshtt-sinhrt=\ (.*ilt):*E

Xt: { (r, * xr) e-, + } (xr _xr) e,

Xt = + (tr * xr) r" - + (x, -x,,) et

Xr=\v' : * (x, + xr) et_ + (x, _xr)r-, (:)v, = * (X, + X,) e,+ + (Xr _Xr) ,-,

vr=o

a\ = + (x, + xr) r' * + (x, _x,,) e-t

at = + (x, + xr) r' _+ (X, _Xr) e-t

aY: o

vt =Xlrvl =Xt,vy= o rat =Xt,41 =Xlray=" (r/)

.,:*,1 oli $lj ,-r.rY:L L_,; 6l&l.5, Jfu 1.: a:-,.1*, !1.*, c<,- tSf f _ ?

Jr=Xr+X,,t+XrlJI=Xt*Xrt+Xrfxy-Xr*Xrt+Xry'

Page 197: Continuum Mechanics for Engineers

IYA

.r,rJJ- ; fu.r):|.- Gl1,l-t!i. J * " aS.rg.r tll-:; (..-'cll)

..r;S.j{ia, ,'-;6,1-ac.g;s 6ll. t, :H 3 t-;,(9)

o.:yqil.1 t = "rdsi(YrV0, Y,VO, f)4t42.:+f6lo.l!,Sl-tt = \ sdL^J.r:(\)

.r:*'l

. J (\, \, -\) nt.i:1: 156lo1!,Sl-tt = Y s dE"J.r' (Y)

=#,xt:#,xt:#(.;I):c-q+Oer , r=Pa,*far+f6r (:)

.,.:*,1 o.:y il, f :

J = (\ -t')' , X,

(\)v=16,+06,

(t)v = -16,, + 16, + fOr, 8 = -r0, + r6t + r 0t

..-:-,1 y-j or-i .-0,-y.; .rY.rt , l. 'ff

6,\l: a:-'3- 4 f* c('- f - f

xt =Xr + I Xrt', xr = X,, * \ Xrtr, xY - Xr

4la-Jt,b(Y, Y, T) rLiiaS6,lo o6,1.r112t = \r0 +1"-.J1: c*s-t61..a"J9"(iJt)

.J3S J{.f" r:*'l o:lo' Jti-flt : \ J

..r.5,-*.,' :;.j -r-olg ,rt (.-iJl) s-*i .,1: oJ'i ;;Ltti o1! 15 lt 6:* d:t" (..-'l)

.r;5 q-t-, t = | S aI'.'J .1.r ! o.;i trLr .-'b.i .51"+'iJ;" (.-7)

Vr=Y ,Vt: AlVy=o (.iJl):e:q

Xr - t a-J-.a1: T-f1 -Xt = O (.-:)

a\=I,o, =+,ay:. (t/)

.slo.t-i cl.rlr-j .r):L L-'5s 6,lilt,, Jfu r) x = x (X , t) '>St- f - f

xt = X, (l + t), xt :X, (l + 0t,h =Xr(\ + t')

!a*,JJ ,SlSl S,S;I-jY.:i rti, J)y' -J.:H

-l tus-t gt^-J.l' 6)y. u,Lllj1

.+ti

Page 198: Continuum Mechanics for Engineers

Or-J.qf ag(y a;-921 <S6"Lzo" *& lv?

Vt:Xr= '':,Vy=I I \ +,

Ay= " , Ay

:*qI Xy (\ * t) --fft, vr = | Xrt: #=yX= Ytt

= a-=tX-- Y,rr' (\+t)T ' aY =Yxr \+lY

jl c*,1 o:V ex L?- \Sf 4 6;tfy -iyr: A _ f

r,r = Xr€-t *X,(t-t-l) , xr:Xre'-X,(l-e-'),)=X*t

.+SCr,.*,- \ tSf 6,j31 -iryaj 3 cJU.i-.o l*'r_fu.rY.rl.- i/-l nt.r=r: crl-l;

:*qXt =xr€'-xr(et-l) , X, =x\€-t +xr(e-rt-r-,t),Xr-xp't

.,-*ul o-r.-i o:lrl ,-; ot-re\ ,S;lflJ J*.r, t e)r blt , f _ f

Vr = Y t +Xt, Vt =Xuet, Vy:Xr-t

eb.xl;t3.r,-i(:*Jtt = o rsx = Xlrx - x (X ,t)l+_&Jlf-rl.r):t-,;,-t;t..t 5.:tr'""'l (gL;i) dJJl J.(.i r) ./H s w:u.sLn.iJ_1, aa,l-,- ,grr1

u.-\ *lt+tt v-=_y r, _lxr-lt-tt'r \+, t vl-*l t vy -llG'- : A-L

At=l,Al:Xy,4f=-\

.g-,1 o.t-i orl: yj \ls: Li ttuf,, L"", c<,- tSf V - f

rr:Xret-Xr(r'-l) , xt=Xue-t+Xr(l-r',) , \=Xy

Page 199: Continuum Mechanics for Engineers

ryy

u\ = (X, - Xr)(e'- \) = (x, - +)(\ - eu)

ut = (X,, - Xr)(r'- \) : (x, - 4)(l - t')

uY= "

:*q

.i:-,1 of-i .ll* y-j ,.rtJqt L-,9 o;-'3X, L--" c<'- , Ojf a'-.-,1: tll't " A - f

T : e-Yt lxY ..ri;, nf xY =;'t * xrY + xrY

gLn*!.1" 6,lit u-'g- Lo-.,>-or- bll1."

vt: xt * Yrr , v\ = xr-xt ,vY = 'r\ + f rY

.$irr.," \ oir- 4>.r) trl+rc dT I dt 6':L .;-:-" $!.r

-e-" (Yx' + ?lcrxr + xxfir) : *qx'

,Sl^*Jr, 6lis ,.zor- o oll-J .lL-.f )l gV oi-tj "i- 1r I - f

vt : A (xrt + xrxr' 1 e-H, vr : A (xlx, + xtt) e-H, v, : o

.St^.ilJ- lr r-ro -,l5(1 b (r,i-tJ) .5rL ,::ri tiltl.$-:-*a .'iti k tA A 1: n5 l-iL,,"

s.r,J*lt = o ^J;A611.(t, t , ") oLfit:./S

at:-\A(k-dA), at--A(k-OA),ay=" :*q

.,.:*,1 o-t.; sl:l fi,.:).rt , L-'; a1l J G-6614;..:" -J

dt<"Jfu JlI,f t'- f

ut:x{\ , ur-xrt , uy:x$

dT _-

dt

Page 200: Continuum Mechanics for Engineers

6x r1(ra agly a;-9;g 16tb Lf," <*&

.r:-,1 or-i o:l: y-j .rY:L Li 3 6f .gly I t - f

xt = X, cos at + X, sin at

xr = - X, sin at * X, cos ott

h=(t+kt)X,

ryA

ut =.rr (\ - cos ott) + x, sin ott

ut = - x, sin at * xr (\ - cos ott)

uy=xrJctl(l+A)

:*q

6J.tl J-5J 6!b \ - f 4k,..-1: or-i JJ*i .Sr- 6!,-rt5";"'Au." n5-r=.nr rlt.ij II - r.c*,ly; OIfo\

ut = r' -+ (x, * \) e-t -{ (rr -\) e'

u\ = -\ -+ (r, * xr) e-t + { (r, -xr) e,

J\re)r gt"*J.r @ui I dt = a4 lu * vfu; lq,5rL.;i, tjltl;t o:[."i"t u

'JtS q4J b \ - f +Lt.*r .1.: o.t-.! n*,1-., -rl-d.r.:*,1 oli o:l: yj .lbk l-,-" J<-,r*.o .i- 6;tJ) s-e j lf - f

rr = Xr + X, (r' - e-')

x\ = X,, -X, (r' - l)xr=Xre\

Page 201: Continuum Mechanics for Engineers

tyt c^59 t dsi2zit *l+:f cJes

J-xlxf

.+ i4J ,J.;13+.f-t--or,iti,itii bi t rFJ.i., lt Fu J<*'r.*' .lL-rtf ,Sln*l-r"

.ttf S*V J<-,r.*' 6jJl JPi b JiS ,-r-fu tr,gq.r"'":'irl--

:*q€r , X, = xt -\ (l --t-')

= xt * & (\ -e-')-Y=x&.

,-F;-l J#r.*t-- glr.r.l-b Lr^L*,- 6 r-rr-l orl:6ji; ,Sld-f a, '..l-f"'6 J<-'r.+ lf - f

dK,riiii ,il+J \ CP €.Jl-* J-t | ,-li ol-r,-l ir.-tJl+ eJjj'"'r t'z'l'4:;A;t #:-'n5.r*or,itJ.(dLj )l ,e.lj rSreJL 2r t-) -r-l!"f qEA;i A tf bV.u; = A'Fi

qEA4 l,i<^" J<-,r.*' .f,",Sl-rr

.$L.r ,j\P ir)t'\t5:t 6!."- CF t;t1..liL"f

"/q fif:..- ,Jt+-"i f="t -- tL; 'l7l (o)

J<-,"+' 6q-& y 6,.tJa:.7b l, r:':""a e :f g-.r,JJ'r-& 1: o'56:L C-b Q)..lj-r,-l Jr.n *it-

Aii SGqU 45 ,F,r i-.,^, et\F*tti : A;i Xi +f /nt,-)<-^ J<-'r.l lO - r

Jr 6!.,t 15rl.^: dt*i;.rt'pite bl;u" ! tlt*,-b.7p 6 q-f ,5lojl-rl a''

L:-e 1r1.r-, 6,Jj;l a;btrtS"-.i; f 1,,l.,, dt5,ro.-- JS. Jlr *f lt-1 J<-'r*p..r-ti.f slo.r-i Jbt t-r;$*,r",'.; 6 di*.

!*,r; .li.i e'--t- ,K-" J<-,r.* 6,ly l2 - |

xt:d(r+BX,xr:-Xt+d*

\=lXv

.r..r: oL.i:.+50.-,t^, f.rE g;;ff'J r3-tir.ri-Jtr*,b esi."^ u.Ult lf , a,;i;: n5

g--.--tl!3s \:+-dqo-o sF.,,i-f'st lt = \ sF = sin|,a = cos0 fl6..r- .r,tt.r-Xr )J* )F 0 o;lsl q :^L"

Page 202: Continuum Mechanics for Engineers

O?J:4f agl2 a:-941 agl.oL2^" cTlS" lAo

,,-, ]

nn:ifa\ +ft-l o

q,t + f'-t: n.L(-?

.r:*,1 o-t-.i .-+F l) L.lSt l-y .,t<-, fr); lV - f

xt:Xt

xt =Xt * +Xrt\:Xr

.+5''*,iX' : . a;e 2: l.lOABC.r-ll Cr i:it J*rp tr; Gill)+rrL- fffur*; qgLrll.rr-,..1,r,1 4S"t;'Sir.i.,- b d*r', dx(t);1*;l'c,r sgLozbrr (v)

ilrC oL,o y ,Pt t ns-u*:tr.r dKf) = dx(t\ sd.XTt = dX(ttv )t p;.Jrlory,

e ;l4l f U L-_rt; tr xi; to:i;f : +lf e*-l-., lrdx() . dxffi ,glaLi; :* (V)

.-qL; er*; "r-ory ? Jf-,r.*- r,'l.,: +Sb C .ti:.1, dX(r) -ldx(tl.+Sn**,t*,r, N = 0, + l) l{ y &Jt;c.a-;r Bl.rApo.:S1.:)

xr

(:) dx(Y) - 4atr) ey , dx(r' = 41(rt G, + e.') ,

(.7)A0:-fOo(.r)A: g

VY

. eprr

Page 203: Continuum Mechanics for Engineers

tAt d9 e J:l:.4--t *(+:f JEs

.r.:*,1 oJ-.i o.:l: yj .rLk L-'; ,!S-';1,s I A * f

It-r

x\:X\+AXlxt=XtxY - xY-AX|Y

-ryJ;ri., be tE:i.l-.. ,-Ff,Jir.l:-b u(c,*: &flf1f) ,.*,f .>;EA ei1, nS

-but A et' )l ft t* = X oS ew-&l:-r! .q-ttLa,iLir.ii:r fI S.r*."-: clh j.-rr[-,-r ,-,:-ot5e t5;-f ,t*, ,r_S .t:-E q rJ-ti 3: y' c:j;

l' Axy .l :*q,,j = | 2., -A*,

I

I -Ar- IL' -Ax' J

..(3F kA;i6tr-"rt-j oSx; = Xi i A,ixi€rJrl**r "<^^

)Sa6: Gli.

& rlr-* c,.(-- J) CJt-;) }* ,\-S t+i;r I r.;.f E l), *lef :*!'y-tsi,l s-i! l.,N : (It - It) l'/ \

f e1ry - Att -Ar, - Ar, * Ar, : *q

ls olre\ o"l-; !-.01r*' J<-,t+ 6ly.f " - f

X, X,r\ = ffiI ,xt=ffi , xr=Xr

.r-r.ri (:-r! lt ,-;l-bl-r-rb ;;3^.o -e C ;$-rg"" ,.r-b

C(,,) = Ctrr = 6J + Xr'l', C$r = \ : *q

xr:X\+qxyxt : XY-a)

4=Xr

b-,; '* 4.tlJl JKi.*i," .ll-+" glr f I - f

Page 204: Continuum Mechanics for Engineers

O?J:4f ag(y a;-921 cSbL=a" 8*K"

,.:f! oyl: n5 +^, .ll-5 ; ,.;5 0..^, l-l e : E ,SL^r.l-L' ,Slr-J.1, or:*,1 c,rL. a [i y E.*t.r;f5;r;,'x't +trt = \ + a\ oy-lrqx,Y *Xrt = \

:*E

DLAB -

.l'l'eij=,.',*4"J

,,-*,1 oJ-.i .+F y-j .:!:L tr *-rg

x\:Xr+ldfiix\=Xt-ld(\Yxr=Xr

l5;-t,r.t t, l+i;l j "r.;5i,*^,'LE,S;ffY rJr-r ,-rf u*E.c,..,t c..rt3 k,si y ^S

li lr.ll- .r-l .+-L; t!;-,t tte *-J rl**r &F l*b c*,t *f Jl; k

4rSrt*r *-F rslt Y si : uii * Uj,i i-f .11 o:Lpi,l .9 clt5"rsr;,tl"r,+ o.*,L

lAt

[1;:]li." c<,- J<-r*+ ff -f

I

al

o

+11

.J*S ,J-)J

-.p-j .:.,)sL ot-re\ ot5.J*:,it .ll+l .Slf ff - f

u\ : fi$,ur = AXrY

UY = AX,Y

.+5C,,r1"- *t €-f .-'L; *,rb ,S--A,.ri1r nf

o .5;r5rlr.,.r s=- r.l-b, e ,5315.rt-r.r-Srr-b 6t^dJ3r (,-il|)

(t , t , ") oLi: ye ).atrrLi" (v)

Page 205: Continuum Mechanics for Engineers

rAr

:*q€r\ =eyr =€rr= o rtrr : ]A)Q,trr: iA(X,, + YXr),tyr: AX, 1,;:t1

0t\ = @yt = O)fr : o r @tt - -@Vt = jM,

0rr = - @rr = iM, -AX\, aty = - 0y\ -, AXr

tg)=+A,tgl):o,egn1 =-+A (V)

6t-r13,,,-. :l-riol t lt J*,JL^.,!-f3 Jill: ,l/ f 0' qjl.l c,-; ,gl-i ,F 6trf.;tsl rr - r.r;.I.u" 6,f ,;lsl/-j JS-.i ,1A,X't sXv Xt

,/ *i

--xrjl -u,-Jt..e o"r-i r:-j ,Jtr,ri-SP +til 1:

tr\ = Px \.-Y , €yy = fx \o-Y , €'\l : Ax \o-Y

nJ-rti-1": ,f)t' 3 .-uJ.',iia-,'€'tr l-r oln ^ P ^LL f ltTn i:< 'F;YO - V - Y .Jlt r) 6tt+ €yy = e't,* e'v,

Jat : @y\ -@y +5-r..arcll*:; ol @i = \ij*Opi o\q - V- f nJ:l-- {,-it-.- l*1 ! f 6-f

gi:l,-. tr gqu; -\.itr .-("-f J*t ,'l:A fl B Sr$.rLil ;,;*^,t . .r;

x\ = X\ -AXr + AXY

xt = Xt -AXY + AX\

xY - xY -AX\ + AXI

xi

Page 206: Continuum Mechanics for Engineers

O*J:,<p agl2 o:-,g2; cSbL,:a" *9" lAr

ot;1 ,Sats tt**r F-A r.l-b o o3)t*, .$r../ ,J.iL"J b fE = ") ,--La ,r--a cl!3:

l)oi u>.r-- ,11-. op or--l .rLil *-E )l orti:-,| L, l+i;l j -r,:f J*.*,- c-JL ..,11-1, l.l

.-tsL; tlr'.:",1

ot=A(6,+6r+E) :*q

dt<,,,.*;.,',ll.ql,Stt f , - fu\ : ld(\XY

ur = kX\Xl

uY=tk(x\+x)xYc{ !.c.l n5+^, r.ll..i; _l +SO.o*, Itat u>- r.r-L-l-l ci3-f ,rp ,-rtJ k ,ti y rS

.:;lr (" , , , \) aLi: 6lr;;lel ;i+a> )lri^

0(r): o te)$)=-@()-ikfr, i-y'J :*q

r>.s3,.aat J<-r+ 6,1-r fy - fx\ : X, + AX.X,

xt=Xt*AXrY

xr-Xr*AX,t\OBCD gr elr...r*:!.f 4.i-if 4 f.;) oJ*i or-r tE c4lf ci-,4,.ri;, n5

.{+:;la;l C ^Lh f lt t) oq-L... JK-i;tL.g:L u!;,ty,t

Page 207: Continuum Mechanics for Engineers

lAd oS9 9 dg'E:tr, *t+:f ,J,os

L06=9 =?oo,L91l=.,ti = \t/VV"(v)

.ri.tt-, L-,i; ,$,)t.r ir<^^ J<*,r.+ 6,11f A - f

xt=fr6**/-txt

xt = -x' + +& + 1/-txr

xy - x, -+ X, * 1/Tx'

r*Sn ,,:,

N = (i,, - i, + I) I ,17 c^{.? .1r 'AVt ;u; '32 y.tti

^5,- Jr-; (ulr)

'-,..t-lA(fu Fi-:.S(./)

6-r+F,Xr = \,Xt: o,X'" = -t oL;p#lolFto6t^."fr51V1

e?-f

6 = y'T 6 + (fT -, 6' + (fT + v) e'

G;rD: *Lf \.f

A(x) : t/rVr (v)

L(^*) = t , l\6;n1 : "/o (:/)

xt=ar(Xr+lXr)xt = atXt

x"r -- arX,

p o.t-*\ -t*r.# ,9,1t;f I - f

Page 208: Continuum Mechanics for Engineers

O:-J:,F ag(y a:-92g 6L6L,,oc cS*(9

J* r, 0.r",-i orl.: rtl,l; -r--13 6sL .-*(r -;) oJ-i or-r:.1t* ,SL^c4ti ar Jat , a1 bi 2s 6

xr rt

C,/

3o 7rt\ xr

o

X1 rI1

ri5 a,.rOC -El ^iL-JS*,r_+ Jrt t*;trl

J<-,r.+ jl ,r; OB sOA 6ls^1,.* tu-.ltj (V)

ft t;f 55.,* J<-,r-r ^*,_l ,slt -u;f O..t- qtr L"c.rtj S\ ,b-V e)..r-,tr y-*bt'!; ';L (\ )

.JJt-", .,;l,, -; cl-r{ OD sOC ,ti-t.rr *-ltj (y)

/Y = 1 ar' * ar, * arY 1ult1 : *q

cos o: Y 't r-)V Ta,Y + atr

14rY + atr = y arY (y) Arara, = \ (\) (V)

rr=aJ(t+BXlxt = -q)\ + flXt

4 -- 1tx,

lh7

tI,2

Page 209: Continuum Mechanics for Engineers

tAy

*.;5;.r.r.:.:...-b qilr sF, a<'1i1: a5

,*t SUJ# 6l^c,aa j to';lll (jJt)

R ,=rq.r,l-b '*-i!.r-Lj (:)

'F* a,-3t1 oll$l J 'F-* 1l>y 13-., c.<t (,-r)

:*q(t-ijl)

At(,1 : AtG,) = | Gr , At(r) - AtGO = | 0', At(r) = /vr&): pr

Ri=\ /fi-\/fr

\/fr\/fr

(:)

rr = X\ -AXt + AXY

xt = Xt -A)+ + A){\

xr - Xy -AX\ + A)*

j<J.<,- 6\1, J,J*S.:.-,!;r;L- uiel pi6-r+, tlt-i;.,.:-,1 qV 6.Ar'.ri.;r d

..:-,r N = (i, + i, + fr) laf f rlr:-.1 ;r ,-F*r;-b ),r* J-r-,tr.r..t-b.r,

.+5Cr,.1"' ttA 'F*

a,--91; ;";-'^'r s 'F* 1t:r' ,*-jL

A(rt: \ , Atrl=Afl= :*q

i=Ir,@:fo'(9).t-f1 -h tt lt ,-; )S-rt*;; tlt'r" t'| - f

F-t+YA0 - t -YA

fl+r

\

T[B*,

^o:# ln \+r,4

L f -t-YA

f - t -YA

f+tfl-t+YA

+rA':f

, O = cos-\

Page 210: Continuum Mechanics for Engineers

O:--ti.F agly a;-921 agla\-" <S*9" IAA

J(."r*+,ll-ry,Sllff-fr\ =/TX' *X,xr:lX1xr=Xr

+scxtt"R ,=- rJ-b e;| d.iL"i (-iJl)

V ,;t*l yrl-i-" a.J.r*--o: .ll.! lV Jg .5.r-r-L- JU ;,r*S r:_,f 1_e*,b (.7)

J::..^-b g.9L- V _l

'Fn a,-j! ollSl S cF* 1r,,.," c.a-7 (-r)

:*q

Ri=

ut=+6-Xr)

ut=+()i,-Xr)

uY:+6-x,).+5"r..^,"

dvlaw,-k- 6t---llrr-t rll:-"1,, irlt ol Jh] ,li--l r]:_i {-JL; a_,-31.1 1r r..._; (._r)

t),-r-r3!"r*--fr, =0, + rir- 6ir)hmrfr, =(ri,-rir-ir,) /f\r

f f+r f-r .l# l-*.r f+r .l (dr)

I " o r/TlLJAr9 = rf7 , A<rl = r[7 , Affr: \ (v)

N = i, , Q = to'(v)slo-r--i o.:b yj .rt!o t_,y; rltir*i; rll_ry ff _ f

Page 211: Continuum Mechanics for Engineers

lAr <zS9 9 .!S'X)r:;s *(+ :f ,J'oo

xt = y (Xr -Xr)Xr=X\+Xrxr=Xr

.+, eaiL0 - "o (-/) dV ldlP = \r\AV (.-lJl) : *q

'W-. \ - 1 - T JU".,1r o-L^,i 4jbl J6-triiii,- ir,-., rf - v

,J.r,*n''+.K.pY11

V ,jg !r" rJ*,ti (....cJl)

V JLel ,Jg6L^Jl.j c.aa (.-,)

:*q

o

o

\

(.iJl)

,frt=i, (:)

;*,1 o-t-! bV. ,>s-f rt+ JS.,-iJ{*L' cll-t, t'0 - f

xt = F (X, cos BXy * Xt sin BXr)

xt : F G X, sin BX, * Xr cos BXr)

xr = vXr

o

fio

f"rV.an= | '

I

L

frt =i'

lJ

,frr=i'.

.J::..^ Ln..rti v sf , F ii l6

Page 212: Continuum Mechanics for Engineers

O.rJ:,*4 agly a;-92; 66 L:r," cS*K"

Cr-l Cri .l"ib Stt &<-" -r,*bd$ ai*rJr L.-. c1,- 6lJ J(-,rr..,- e*,1 .1lj Jf f-ilfy.+5Cr.+- b L^..:tj

*fgr*^i or,,J tt{ JS; ;tL 23& +i|,.:-,ttr clt J*-r+ f t <=)

;q *'f ,-1,- v sF ,ft,St"c.iti ta ;,-i.oL +.,--Jl ,,iL-J<-,r+- J:t tf l.r1l: zlri e:-r" 6b.&2r cl_.il .t-t* cill-f .l -r-ll Jp 6lj: 6

)r,$ly l -\-ll $b 6,121: -S;t- q! rSst u,L;,y S,!L *J-rf Jrt (l).lt l[<;r*-.; n&t;t cr..i .:dt ct_.:_,t

:*qL=Lr/!"'+ \ (y)/= W o> (v) trtv: \(.i1r)

r:*'l o-t-j -t-y.';;j .rYsL L-; t:v; J g5t-V),.rt-o:; ti...-J u *t|hia .i- r, - r

/r = Ybc1 sin 4vY=lLqcos4vr=o

+5Cr,r,'tr. +tjf = \ ,U-JJ (\ , -\ , .) ,.ti;,:

F* tYE -l J<-'r*5 1r.r-r-b (-il|)i : (0, + 6.,, + q I fr JLy ca1 :, J*.r-t31: ,-S:-;51.r (v)

t io

Page 213: Continuum Mechanics for Engineers

Iil eSg 9 cJ9:.t*itr, *l+;f ubs

..il".r ill;t 4t uk s Jp t--31: r5l.r- ,jg 6.-r (v)

-Fto ,rt,rfi-i (.:,)

:*q

(,iJl)p;i =

l'o o \

l.oI -t . o

L

i = 0r (.7)A / A

[;Ii]w=i^* = \r0 (.:,) 1Ir I L1^* = I , { tvr

.S+-& J €t6.r..-& 1r l1i'jt l.r ,SrL u!; 'y ci- c.aa ,strrrgJni sNa JtfV - f

.,t{fi u.a;g611-rfrL; :Sg-irt;/\= x;ANtoA- \" -T al'rL'[''r:Ii ua-'-:-'5'1V

nf rrn, 4l-Li .J,-.ra

A/A-Piin;niGAt)

*.,tii6LruJ f ai,Q;j = |(at; + afl bl1, nf A llv = Qiln;ni + itpl (v)

..ll.i*r!

jl glL* JeJ'',S1"*lf" ,'rL-r- ,,ft- n:,>b ci- 1: lA - |

v, = (xrY + xrx,,\) e'H

v,, = (x,rY -xrlxr) eb

vr=o

t: o"/.1(t, \, \) aLi;y..r-,tr"f n*b...*; tsVlt ,t:*'l c'^rt3 'S'-kil .2t6

r;5;."".; ..:-,1

.-rLi 6buJy (*11)

J<-'r.+ ii t-*Ug,I".t Y'r$" (..-',)

Fto ,tt|5J-* 7iQ)at = y (f -k), h = -f , ar = " (.:Jl):-q

i^*= +y(.7)D(,1 =f ,D<rl=YrDrrl= " (V)

Page 214: Continuum Mechanics for Engineers

O:* -t'"k o csl2 at*tl 66 4g," .*9" ttr

x\

xY

rt-t'\ 'fr 6,lyf I - f

-v- 1l'1

= X,r€t * X, (r' - l)

xr - X, (r'-e'1 + X,

tSr- ,l-l Oll. *f +^, ,lL$.1 +5i".* l1v; = v; (x) ,.:-er*, rrl-r..

L = F. F*t 1*,att;

t = o +L*J;.r D : i (..)

^k- Jt--i3D Jitu*+ Lt t;L?--'r d (ln d*) /dt 6,J.,j:-L 6la6l&.1)si-r. -f.+Si*+ i -- dx / dx

d(lnd*)ldt=i.D.ff:*E

..-.,,f ol^i orl: yj .fbt, Li,16 O.l:e\ ti-s F-trll+, f l - f

vt = x\xY

vr = xllt

v, = xr4t

.r50.*., Itw us* itJ sW r=- 1-;b (.-J1)

.6 ,_*t-,t (-iJl) rL*i Ctr ,Slt\epqiwi = W* al:t .. (..,)o--!-J c(,- h Ff rr-b."r-lL/ = \ .+-, (\ , " , \) ,Ljl--;: *f J,^5,1[-! (V)

r-11:,r4,i-

w\ : +r/ , wy: *r, , wy:. (.-r]t) : *E

i = {- \ 45 ot_b.W(r) : o, W$) - -W<rt - i l/ I Cv)

Page 215: Continuum Mechanics for Engineers

Hr

.+'K. -b tt l, y-; '.>-cr-' 1r1.r.,.. f I - f

v\ = {-"t cos at

vY : {-"t sin ott

VY:C

.J::.".4 l^..rtj a sc,.ril, n5

.,:-l c,"t-i o.l! p ooyt n5-t ^, dt^! (.jJl)

.r.;5 i,.*-" 11 a;,.4l':.!' 6t oo"l3, (9)

f 6tV ,se-fu, r 6 Gr ,stt ttA / A - d. (ln /v) I dt e'$ ,fV fq.r*5..*,t*."cr:-,1 x: o .lrff = (6r +

"tl tt/ Y c.*--

A\ = -AVl , At = DVt, Ay = " (V),-!

I r-"t cos at (.t)Y

r>cs-t,ll+" n5.r*r": crl-! ff - f

vr = \lOxr-lxrVt = lXt-Xr

vy : xr - 1/O xr

.rJ Or.l, It Q_if 1t:;) ;4i-,1 )-rH J,.i*,| ,--l-, p*r clf-9: t .lt^:"

*:6,*\106r+re, :*q

Page 216: Continuum Mechanics for Engineers

O..,,J:'*4 ag(51 a;-9;g CSoLZa+ *K. nr

c,;lJii_ ust,lt..r1,. 13h ff - fvt = xttxr

vY = YrYh

vr=Yx$fr

.+50.+(r 6r - Y6,,) lo ..(i.1l.ry c.4.7 f (l , ", \) y u:.-:s 6:

LIL-_YA:*q

i,r.Lt, fi6r.lqrr.r.t 65'*tJ.'w jd (tnD lat = div v +S4;5,:-l.lro-r

JSu"

rr=Xr+laX,xt:Xr+ktXtx\r-&-h(Xr+Xr)

.r:*,t r:rli ,5- k 1si y 6

j lt -- div v = 'k"=- o't=;7ry,i-r

oJ:t*- dill orli= -"t t+..r,rr,r-. "Jbl b Drj *r.dx\ ,grid;.L \1- \" - f oJ:L f , -f

;l r:-,t .rrk ;t^; ;:* J Dii pJd' (dx') I dtt S ta: clLl,; , U_i aLi: btivgd' (dx') I dlt =, I @,i * v*,r Dol + vui D*) dri fui

o2j.e y-q 0K-^ J<-,r.+ r:*; ;[<-, 4U" -r-lj ,.-'5, JS-, q &J- 4- f* dl f y - futr.r

\ = ltXt

\=L'Xth=QXr

t"..1bit lLt , 1,, tsi ,:6

Page 217: Continuum Mechanics for Engineers

Ira czss> 9 Lg,Eto' *l+:r J'ca

11rt1

(.jJl)

I2 rt 1

(v)

ft'6 t*)ry tlt , )rt J- 4t ;\lJ).rrt^i .,il'i ,:i., dJ+ OC -E JJt (.jJl)

.rJl-"t .,i! ,;; d.2u.ABFE J*L:"- cr'-L'- (''')

.st-r,-;! -1; AjtACE ,r.b.>t- (V)

)rr' (1r' + 1r') = Y (v) i'Y * )rr' * h' = r (-il|) : *q1r' )rr' + )'lLt' + Lt' lJ : Y (r7)

.r.:-,ly-j etf \ 6f 6lzlr YV - t "L-.ls oJ.-! osb OL! 'r'-lj e-'* f A - f

rr=Xr*+/&Y

Xt=Xr*JtXl|Y

\=Xr

Page 218: Continuum Mechanics for Engineers

O"-.u.h{ agly a;*9;i 66L!D" <S*& l1?

+Six+ of o.b-J .st

ABFE ,i,.-t,",o F i; C;,ltt

g-'t g:- (V)

v: \ -*t't*l @s) = (-iJr): *q\-\/Y

f

rr=x,+d4+o|x,xy=ofXr*Xr+f'X,xy - ,Y, + Xy + Xy

&-t-fs-,--l J<-,r+ ft +S;*,.; G,:"t'.ll ix u\1, ri:*a L^...,tj f sa.1i'., nS

!iLlt al +ar-

-

(t'+a-\ . ?Ll

,rL--rv = curl rlt LiV .-Lrq tlr,1 4 :l 6yy t>-c,*t clhir.rA tSlt {+, Jli O. - r7'-,-tl.+ gt ;1:1-^,o c:y r,olri 6.-r_Sstl

v\=ox\xY-Y&

vY = -btt,vr = Y,u#Y

A:b I. V.-tlt

t_r

Page 219: Continuum Mechanics for Engineers

lt)Ar:Yru-,.2 Jil-ri 0

,./l-l ,>Y:1." c dQ, ,>Y:ltu, J:ln ,ilg | - 6c^iri q ,JU.t kl :l.tl* o:-,-l+, 6t"r\2-, .$t<" d/-r!l Jrli ;l ,grl-w

&po 6tr-t1-,.:ly*,rrk n, cJ[el.r,r.. ,J"k #(fQg ^tl, tn.f-l .J.::...A,Fj*

-Ui t ,.-,l!. Vt5"r-t.lr .-ri.rr5;r.rb o1l3 ,r +! 6rr.-5," ,rr)rL.. 4). )4;A 3 :.llr rJJlS

! tttrl ;: .prr,r,c sl-,t ,f sJ ts-*. ls ,S3Jl j c 6la1ull , ju; fts , lF gt* C*l;,

,^ "tl.^i

,S3Jl JrL; ! ."", 6f*r.f l.-'-,,i It AV ufuK" ,S3Jl JrL; 'i- l.lf l ,$Jlo;)\..e.6."Qr;,y JslOiU 0! ,;-*,_ c.ry.:.f ,Jl*, G)lf -l ,r$t<,6La,gjrjt 3r

...:*,1 tif tl-i 9i r;-rt .{"t!- tyj gtr uljiG lb-r, - u"}jytJft cOL

(Jp.,1J {->,-;t-5- ,-b. g '>*cV J+ .Jq {L-y" li ')J^r. Jrb OrlicJ-i o.:l: ef i 6.- J;;, lf.iFt, .:-*'t o.:l,e!: aJrL, f (Jt Kstl ilL b.lss

''--7 ,f--l: t|iJ u"L"i rr 6 oLr.y o(+. c:Atd at-'..1i 61L c;l j u,l, .!lt, .r):L,

&,..11*;l l-: eSf ,rf...:Y.:L. Jli,-/,JE ,gly .rl tE c*,tr-', Oi :-f 6ss S

I o.:L .sV;, ,-eV {tl:0.:y.j u-<':, !,:L,J. J-,r;"l;frlr '*( e.>1: o -;: a-JtJ.., U:*,4!jJ 1.6Ji +S u:-- u{! J::*r! d.,{rqi bi.r:lS.f .4J";i .-; c/Jb .:).:L,

"*l .str,-r Ji,.,r-l .5Lao;l-.i {tl : +:r-,=1*"X1 s c*-ti-,il

.J-::*^ ,Jei 0,'_l

.rts-U 6111 "!1li)

{,^,,i ,€ U* \ V'. Jel;J.L ;t; e.-*,, e(i_l jl #.f,4r.f pte.t .t'r &J y ls

U,." ja ".*l

.r11 J^lJt $. L^JlFl ._rit .gsL

f r Cr, b 6lAJlF:;l a1:tu oU;-Lo I - 6L-ry-V f,--.JSJLL^it r:lr3 i.r 2a-*a 6;-*V !- ,S-llrf 6d;r& c"..."t- rr

.r3J,_t,rl* rj Jlf$l

Page 220: Continuum Mechanics for Engineers

Oe*JJ,+4 agly o:-94 agbL,2^. cS:JlS" nA

(\-Y-0)

& i' .>l;'*.Sl:1, -l J.as,r-. ufu_Lo-j t, f-O- J>-11 .1: oAf et P*i.. ,Ji J. dd.rt'.- jl o:U:--,| lf ArL s 4l.Li' J-('i -rrJJ ;: uAy* g-,_l 6rL jta..r-,!.-f

;l c*,1 .:l!oA - \ \ - Y

P*ij... (*, P*,i...|x (X , t) , tl ldf

-&5,,1.6;ll5at r 6;1;tjo_r e{.*,t eu dqts* rr c":S f+- 4 tv bfrjt .r_lr! .:eJ tfil Jtfot c.-)\c Ft, bti./ 6 6;Sr;tr.-, -r r.::*^ J{r[ry

,,r-rtr .rLj +r c*i 6;,I;tAr 0.rl: Ol; glr ti ,U; jl cs[,",",.| \? - \ \ - y d:L,

Ptj...(t) = J uP*ii...(*,t)dV

l; I p*u...(x, t) I I dlp = L d'\ ! + p*ii..i) dtp

i''...Q) = *, L t)dv=* !*

Pil..G) =f

l,= Jr d'*t' * vqcP*u"1 JdIv

aV J-rt q drtrly t1i'*4...{x , t) + v41, P*;i... (x , t)l dV (y - y - o)

d/J-.t c*,t O<^. d.rL, grlc 0 - 0 - f d.:t'..lJ cS r-?!l 6:L 6!a rilAl d^Jool-i ,5.l1.u9> t sx ,JJ;* 6ta-r-r:, clrf c.*,rai 11 6:-12 glf) ,f G.ti J.sj.e

.(" *li'i (t) = [ l+*"oV*v4rcP*,j lo"

=[ t+*ftr'P*'i"'),*fo"

Page 221: Continuum Mechanics for Engineers

lll ur(*aU:6s*(Y:a4's.J,.i $lJt

"r"lj-l-l*, +yii -ry;6b 6

F,i...(t) = I + av * I, v*P*ii-.n1,ds (Y- r -o), rly (

V f4-1r c-t-J str.--l -rhl g+ Js-ra+,|:Pu... ,flr.rlr*g GV: ir tJ't" yl,uj!l :1lr lU cjlil 'l y'i.-L;l 65 sya'., * A-*;l o-ru'3'

"f-l:;l-rl a'itil e''

.Jrr"/

Jl-l.r ar Jlid tr .SrL 6l.ar;,>,-' I drt C-b 6,i26'Jlfst ,lU; '.rt'i:'i'.

J.<.lr l-rS,gtL+ |}_,r5.r!3 Qq..6:*L; c'.nal;4 t'rfl "'-1;i,.:*"t.,. +.,LL

.*.r<.,.h -r, ti otetr Ji.r-r.r,.

Q,i...(t)= I rQ*,,... (x, t) dso = f ,

n-0,. . (x, t) no ds(T - Y - o)

b,ti... (t) =

(f=5.-f ..ii- lst 1x,5t"tri:' i:'r-'.) p'-:l' eJ-ll

l. (Q*u * vvrc Q*ii-..) ''s,

- J, Q*a"'v*o ds,

J, K Q*a. * vv*Q*a..-) 6or-Q*,i..-vooldsu (o - Y - o)

L-,g ol-3 ,.lu-r; 5C ,-y'-L. i u# es:'e-|.rly .rl.l3 ,flf ,SIJ' *'.LL l-rh

,FJtfd

(t-Y-o)Rq... (t) = J. R*i,.. (x , t) dxo

g,-.rb \ - \ \ - f nJrL, jl o.tti'-*l L

Page 222: Continuum Mechanics for Engineers

O:--u.{d 6(y a:-92q 1gla\^".*9" foo

R;i... (t) :I=[

il*, no * I . ,o,u R*i... tuu

(R*U... 60, * v* R*4) dvq (v-Y-0)

gal-a;l '** d)& .11-Ul ..5 ,t**7 On" ;t ,r:^.-; / t_ I .gsL ,+*> ,,o e.r

,A .oUrl.:*l &Jtl" lsy 6 tr )l jt*; t_ f"-.* fe,l: A S.-.."1 oL..i o.rls

.:lt+; J.lJ stl:.,.-9l.l. I .JiL-, ,rir.r- c.--w,l f* 'f*l c..at- ! .t.,r" (F ,'tp

4 Cr- L^ m f l.-r;L OL; s u'-Vi,5Lar+,. jl ,-*b .:-,1 O<^-. lr .jl-rrl . cSr-.,.:J> 6 .- *ul &J-, 'li)Ln L * € et f l_r ,ri! 6-tV 6qfg s: L V€tsf*-

'fuqeLt u,lF6qJdf -6

A,Mo-_ Ilm -

' AV*o LV (\ -r-0)

rr dJ..:F*, clllr ,'.-3 ,SlLl_s V ,)q 6 S'1,.-;_J- l.s p = p 8, t) 6:J-e,ll{.)_*L-/,lh fj 4t,, L_r,"..+ 4 u.Li * lf ,d/-lJq ..r;1.: pU t aL*J

m: I p rx,t)dvr,V

(Y-r-0)

p.: p. (X,t) ,)q 0h.4.t'J(qj;l) C:r, csq-Sr,r, f*+ pr rJly.d,,.+! 1t-fr../.--J'J *: Jlf,tt L-,g

(X, t) dW (Y-r-o)

,jLJ g-*.i f )l ,j,*3 r^ t- f--? 4 fr- S S'r Vsl p:+ <sl+ oy6aJrt -. c;rL ,iLL. u*r" .$Lu-. .;tf -U dqS:r, y' -lr ,,;*,_ Sq./ t-q 6f

trt = Iu"o'

Page 223: Continuum Mechanics for Engineers

Io I chJl* <>4.:6 t *lp : S aJas

m= * Iuo$'t)dv-- "

P*PV;,;: o

..:*,1 )i.a \ -\"-0

(Y-r-0)

(t-Y-o)

liJlv-\"-0)t_

(.rv-f-0)

..:-.i1.: f.^lJt r*ii... = P sY - Y - 0 aJrL, ry;6L 5

.tyi1 - | (b*pv;,)dV=. (0-f-0)

JV

;.l c.:;J .ji- Jr-q Jt-Gl t+!-l1r c-t-iL,r,. &J-, L*-jl dJ!;tl .b*i ,S\V ofr J4-r.J

c.1sye d/-Ji p g.J_, jr.:,4 Ll .J-iUu" Sj:l r$,.: .1.r ,&r, aJtl* ,". ijrr. 6.r-t' a;-ii sli.l

b=+ +vi+u 'ili

.g-ii Oli € t) :sb,$i 1r ls ? - Y - 0 oJ.:L.. ,*,,

Eo 0o+ v. _!_ f pv"i; = ou'M.;oP r /n,.1TrlPvil,i="

jt "r,tfQ

.b--S ).-+lrf(r\o:Vit -. *+J;r$!..:,ti.r!: ,)qfl.ttf ,/ Jevr{t;t'l' &,-, L-* ell ? - f - A aJ:L.

Vi,i= " l* divv--o (^-Y-0)

Page 224: Continuum Mechanics for Engineers

O:-Jr{r. agly u94 6Ll-L't"," *lS" fol

.r-;-ei c.*,-t, 6:V J ef 6ta6.r*rlx, .2:m Ll1.t t*;-lla jllt &t*,.J:L, Jlid.f="r.;lyfs,S;t*,bf -f -O3Y-Y-O rr)rL, Jle,

m= f p$,t)dV= f p.(x,t)dIP (q-r-o).l y Jv.

g,_-rlr x = x fX , t) 6f 6\6 ty qj

f pIx(x,t),tldV= f p(x,t)IdtPJy rlry"

6'.; l.iJf*L; q -y- 0 rJ.rL, !.? s..e-, U-F_V ! rJrL, gr_l .-*,! ftOrSt..:-ib p*l9t OY^?

J*t p (x, t) I -p. (x, t)ldw ='

6.rL uj.na i Sr gt',.:*,l 6.1t:;lIP Ul

N=p. (JJl \._r_0)

;-igr+# crr, b. = " ,OiJ o-l)1,

@)=o (./\o-f-O)

.&U,-f 'fux,rJrL.. drt- b- .JtF) JS..l l, \ o - y - 0 .r).rL,

c^:.i di 6sL J-(..i tl ,-fu-r-, drt*.- aVi JK.i rf J..ar rlti t - f - d dU'Js6'

./ \. -f -0rJrL..1soJ-ioslsOLi.i 6-S,h;lA,dL.t q J-

(N)=iil+N=o

Page 225: Continuum Mechanics for Engineers

Iof U-JI* c>A.tb s Ul* : A rJ,"e

P-\\-f a.J:LrL-'ycp,J

I = vi,iJ

gulr.l.l5l

@)=J(b+PV;,;)=o

6.:,-;ifrt-, (.:-,t l-4r-r-fur;-b 4lf = det F * ' Ll

P + Pvi,i= "

.-r-,!"f 6'-l;i rfii;r ,-fu*,rJrLr r:*,-.1.r Jf.:;l d)t- j#r 6ly t j-, q+i 6- .rt-l.,rf ,-fun d-rL, -ul6.st

asVA*ij...r.li.r, spA*ij..o7;LaVl.JlJ.P*i...i6;rtr.;3i.r*,.t, \ -Y-Ad'rL,.

.r,Ll C-l I f :+ sl9.1.rl:...aB -f di jl .:-,1

h,i...(t) = (X,t)pJdW* I "n*;i..

8, t) p dv = * I r"n*o-

= f | )*a.. @) + n*ii... @) I dIPvvc

.{["f .rbl5raj Jtte\? \ " - Y - 0 nJrL' rttJ'.i 6

*L

i,ti...Q) = [ )*r.Ndrr =,f uA*,,-pdv

J

A*i...(x,t)pdv= Jr,

)*u 6,t)pdv (\\-r-o)

,r.rl, l.r glE d.rt y-l;l o:ti-r,-l .5ly ,gr-t :. ,g,lau>.att

Page 226: Continuum Mechanics for Engineers

O,*lrh. <SlX tJ..93 CSbL,:a" cS*K" lof

67 eY:l..,, sL; fp Jpl f - A

rhi S sp p :V CrV fq"- 4 6fl.r ,g:L 4:-,J*',- L-,. -1.: ,.-.-7 d..:*,1 ,of )lf \ - O J<-, aU" pb; otg3rff rSb_1.* s ti6 urJtu,6tiut*it,h f p.-r-,!.f ,Sf )rvi = v; (x , t) .>-er,4 0lJ# -ib .:-; g."4 c o-9)\*,

.:_*,-l +"p t-s tlsl L, f

P; (t) = I pv; dVrrV

6J-p tr .-l JlJ. ju; lts .rlr-,i; "/t"j aJ 6 JSs" 0l* ,b l** ,-kl :

\ - 0 J* g.t a., g*j .jlL ,$i;r r, d/lJli f J.:;l_e a,,a;,

* I" pv;dv= Js r;(D ds +

I uou,on (y - r - a)

(\ -f -0)

t-a$t.Sf JL-.r, LSiL F.-?

Jffd -/-joi;,1 s t-S Jq","3- Jl-S.-rl q l, C! Jlfsl bli,_* t,@ = oii n1 t)j1

C- jl .r-, Y - f - 0 dst -, l-i2. \L4,.,s \\ -Y-O d.:Lrll o.:ti,.,l \.t_Srttgr-ll:.r)\^+

Page 227: Continuum Mechanics for Engineers

IoA

f @ii - ojrj - pb;) dV = 'Jy

..ii.-- Jr-l-.: JlFl d*.,, \:-,,1 .Stt=:;l V ,i:-tzu..:*,l f'*?

o1i;*Pb;=Pi;

(Y-t-o)

<-b; o(+* i; i st S/

't'-:Sl 'l

r:-'J'r. t'rYi

(r-f-0)

.-r-'!.r c):l"fii .l: o99,,Jc.o c>Als \ it-r 6,u cSt O):L-.v; = o 4+.!1r r:.-,1 c"itJ t- ,it-a rlcy OUf

^S 6^l<$

{t_"r Lri}l5 ,J"b c>u;6

oii;*Pbi:. (0-f-0)

.c*,1 ,r*.. rrl-r,.b u(Jt<" -1, d

6y ,lfY .:Y.tl'a r rJtS;- & u:;i LslAlt;l;6 - 6

af dfil-T,. Asr:w=

,[ii;.r (f - T - 6 .r).:Lr) 6f .:):L, c-ti olt-.il # .:-.i r.r 6Cf L,n

os'ea-t i-rl; - y=r, ,-F :-*ti u,,Ll .1 .:*'l O(^r..r)':L' grl '"r::-"o e):l

€'t ir ot5lf^ nf-t+!'r' t' aYo ,-;-.S,JiJ s*V u .!':- oii i;.St^^i);, s \" - f .3J ;l 6-13i't! b.

&- UU;,5!l-r 6rL gl e:rt,@ ;x sls1.+ili' eli 6'tilo-r-'i 4f el'-f y

...:*,1 ,.r.i 6-Jri 6:V6q,5.1 -r, & JU-; c,1t 6 :y ei .s-t-',-l Jt^tl ff = 6r

-\-.i[ o-t^i o.:1.: l]*i e:'-f 6-urJ5d,l: 15s1'o it, 4.,. 66-,11':y ..{ "{J*t 0K"l O#

e-l ,Sl*l .1-: .-l.iL..r-, gl,.t .lr tL3l 6-ru,.-& Oi ! Itr" uiJ rJit; 4. ta.,.,Ji;t -l

.9q5* 1.4-t r_i-S F :1-,l:.51J f -Y.bJ-rr 6 6laa^,'i: ! qti...-lL'€'l gt Ul

'":^llr 6lta

JJ'.e ar,;e-,1: A So U.>t-,- o? ,u.oJ-.i orl.: .:*i ,,xj ;1.:y ,lltrq poN -.,lrJ

o-t^i c-qrr; \ - Y - Y aJ:L, :r,; fr.t; .,l-ry 5 4iFL"'6 tl = Nnin& .lU; t.\:-i,i 6li r-/ cl:-,|

po(N) (\ -0-0)

Page 228: Continuum Mechanics for Engineers

O:r-u{d 2g(y o:-92i 66L}rv <S*K" lo?

.r;l1A S" g-.t g;-["JS:,,;.:+fc*.l 6rt eL-, J).tls a:rij.c g.t,jA f Oitr +fo.rl-: ..:*i ea-f dqtsd. e.' 6

",it6c^iJ -J

-\lir.l F p;J^. J-alJu;.i l:..ii l) O-s_rer, $loJ-i

p"& fx , t) ds" +

(Y-A-0)dq-Si-, r-r r.i*i ;q J 13)[, f+> c rgrt Ct-, gil,p. JV , S" .li;r 6r5c.*,1 L!+i'ilJ -t5b,str :F,-r olrE trr;r. st 6 r).a c-i-t!tl .-u,:*^ e_f

tJl:r 6lr'.-.*.1 oJ-i r:-ii e:-f .JqFr, -.1

6b

ai 8, t) : ai IT"(X, t), t | = a"; (X, t)

d / dt Flr!,, :ill,l cu-.o d.rL .:L:; -J

Lac^:J,r,L; u_ra 6 ,y qiJlst.(,- 1-r .-t^! {" -..$ 1., vE b

,.,-lo.rb clu:;t Jl-Sjl ,[-l, q l-r r - y - r eJ.:L-. ;.r

f?II yf .5bc^^*i r1ltlsy-O-0+J:L,c_r,.il9l y-f \:.*;-2,^1jtf qtLn-J.rt;ts1r--,1!(1 JsF.1,..+ 1-l (c.*,lcJ-iu-c,-f ,JJl y - f J63,rr 6cfLn;

.f:-'J Yj dsL.o r, b

I p.N * p"(-N,) ] dSo = . (r-o-o)

,|,,. Iu. r.r' (x , t) dw = Iu. o.ao (x , t) dll

I.r", .-tJtt .tltl tr & 61t":;l ,gLa.:^*i ,JlJ J,_q d:L. yl

po(N) = _ pd-N)

.,.:*,1 l1b-l: ?-l -yqJ:Lr!6e"-f oV;z,t dt^4-'.i., f: Iir" el^i)y Jsg.ett 6li €1, p"& ,i; 1l:y

..:-iiY, r) (0-o-o)

(f-a-0)

po(td =p"iLA)ii , (A= \,

Page 229: Continuum Mechanics for Engineers

IoY eJl* <>U:l* t U(* : a,J,.s

ei-F It ey r>1..o;;"- 6l'a+>';-c q + n"N) ,i:i;brr 6t'an'eJy aJ:L' yt

N .5.r- -llr-l L-,; ori .+,F 611 >l '2.tp q + g,!bd-r" 0# 6ly eJ-o'r,r'

f.^r-.r,jL?l fl .1-t€tE f-.e )l &-f :lr".. ur:rl*a .5- 6s.sls tr-r.* J'L;

..:-.xb f=rrr ,r/ "1,-J:, a.Lii o J*f l. o*stV

si xi,Sl.^dJ-,, -r-l-b .r-l ..u,!.-r i *-S - \ J-lt ,u ,r;b ,slo^A -rP"n, 611 6.J^r./ 0L:i .t.ib',. fr gt Jt" ,5!b 6it-' 'J-- r:eL"' 'trl'e .l:

ss ,y) )l s 6r.r):t*- oli € i*-S - \ Jrl uls tv\;l ':Lc-'l U

r*.e Y - o - o rtrL, tl Uf! .rrri '.:-'! It e*r!'rL' JSiJ 1: JrL; ":)'rL'.c*il.r frnlf I - 0 - 0 +J.rL',:-r

PorN : P"i6A Ne

Poei = P',61

Po;N = Po,ei Nl.

(2-o-0)..-ar-Jtt ll

(v-0-0)

Pj.* \:'*'l,

(^-0-0)

(q-0-0).|.r.

Fei Nedso + I* o boi dIP = Jo P. a"; dlr

,-#- -,.-: rs;e\b q - O - O drL-' * Jlfdl 'Sss

g,ll3st': '?A )l o':t,,i:-'l b

'€sf,

(Fei,a * P. boi-P. a") dIP = o

P yl-*. JlF ;ljl J-j a-vpt, S! :l-,tlg--+ A-rt+;l 6Lr':^^*i .JtJ J.,-t d:L' yl

Fairq * P. b"i = P. aoi

..:*'l

1,*lJl t.-0-0)

q .r).rL, grl crl;U ,na ,41*,0Ui. ft .u\,f eU jii -2'r 699 c:U:6 6

Page 230: Continuum Mechanics for Engineers

O:-J:L*4 agly a;*9a <So,LZ^, *K" loh

.{t-.r r,:.tf C:r" rfii;.: rJ"k <zlJ:Q

FeiA t p, bo; = o (:/\.-0-0)

J::., ^ .gsL .rl-ri, *r .L*i .J*_S - \ ,e, ,Sl^ill-f Gf .:ti:.i 6,*,-rlr qi

..tr*,l or.,i orls g*i eU d+.;fu -l.t CL-, q.ts sj.*l: ,l-ll1^)J9 Ln,tL..

C1+ .S.f ./t"q,l l.:,La _* Jr LnOt". o,jly.i- JrU Cr_;n^3.$r,_/ 4+rJ (r.it 4ar.rtJ^r yl.g-;L.**...91, c*,1 O<^, \ _ O rt<-:) f .*

L eii*x1 p"o&) d^to +

I ,.r,,0x1 p. bot dIF = o (\ \ - o - o)

.{t-.f ,rbl5fj Js-t-a.6

fI ttio l( xi Pz*)A + xj p. bo* | dlp = "r, Vo

'if 6-S,h;lArdL?l ti.g-l.r;rt{ b ,-*U)y-rA ..iii r A- o- 0 drt-, oirr6'Pi''l g,,,

I ,"',,olri.o F* + x1 (Fz*va + p. b'r)l dv = o

.*t-f d"tfyjJ<*,qnJ.:t ".C,1l V\"-0-0nJ.rt .. Ly

fJu"Groxi,eFz*)

dlP = o (\y-o-o)

-qt-i JIFJI ti ,-*,,sq isl f lP 6la.:**i u,L^r dlJ J,-ti d.:1,.. .,pl c i.:-r*,

$r../ 4+J c.:y.i jj--eii*xt^ F* = o (\r-0-0)

Page 231: Continuum Mechanics for Engineers

Iol U-J(*,:Ula t t*(* : $ rJes

\Y-O-O nJ:L, S V-#,; s-:j c-ti 4ibl Y - f &'J-l'dr.Li,',r:a.l. rl:t'J!'!JS6" Ji.u-,| l.t t) o:V

xjrq F* = 4A P .ti (\f - 0 - 0)

d ,Srl.:Sn +.-p btsl fl

Fn : xi,B sM (\0 - 0 - 0)

6 r-l-,,-/oJ-oL.ir \ f - O - A tr g-F-V \ :

NAB - NM (\r - 0 - 0)

- A o)(Sh r.--,i ely ,-A U- ,'r"/ oJ.rl' l.|?t.S- tL f st 'iE )t;l: 6.+-Fe ,syt.S

6 r i &.,L,{' *: i| "l;

:,1*; : r'r:';5}',n r ,.,

df, = oii\dS (\v-0-0)

df; = PAi NA dS" (\n-0-0)

6rL-' o? {.4it- J#J*'J g;J.1;5;'.1, G"L- oF Y - \ \ - f aJ':L-. jt ,5-1-et:U U

;F,f osl.: tLjll $ &t.t L-'1' Cl cs"u:t tr

n, dS - XA,q INA dS'

l.:si,-lg-,! \A - O - 0 -l \V - O - 0'r)rL' q'lr^^ : y-l;l o:t'c-'l U

Page 232: Continuum Mechanics for Engineers

Otr v Is agl2 o:-9a, aglaL,2^" *K" Ilo

dfi = oy\dS = o1;Xe;JNAdS'= FeiNAdf (\q -O-O)

.S-r,g A;-tj; o-lL:1, t j "$a

u 6

(oyX4J-FAN4dS"= o (Y. - 0 - 0)

J* q -&t*- t{ -i}if - \ JJI u:r J e-S ui.r rf t-rd orrLi,r nJrt-, dr.l jt

fo1; = Fei xjA

.Jj;l.r LVj *(Y\ -A-0)

\:-iJj bli€ \0-0-0d.:L.;l O++^r

foi; = XjA Xi,n Sen (YY-0-0)

.$r./ l1*rl -iff - \ lrr,F q U A-f ,;; saS urtl,#FY s ,slsl G6r-F; cr*t .r-rUi rf

,,,-.:ls ,.lt:j rt*a ,f..oi;.r

6b t5tatr!-; :l.r +5.r1.: ,t+lf ,ll*ii .r.tl,r, Jp,., Jir.f 4Lry" ,V bJ$-*o.c..,a.j ,Sss-re ,-3-r:"-S - \ -l d-f ,;; ,gLa';l.tl ga ,4L:"

r+ J,_ti 'jU;,Stn._Ji; :t J-*_5- \ : ef eLar':; g.;y'torl., ot.:j 61.,l

,Sf ! .rr-ri ..:,*,J., O.:".r t-, .gsl.U j J;lj>ly V - f \:^J 1r | ,r*t +-, 4+"J

uiA Ol5-r:jj 6tnclL-rf 6 6l*'f e'. c*,1 .<"-f ';l-ut Ji;UL.; 5e c"-i. rJ.o 6,.c-ii Oli€ -r..itl € ,;lSl u;.r, trL.o;l

uiA=.(e) , c---.+o (Yr-0-d)

ds.J.:i--".. JrL, dtF) s Slsl ,S1-,;-UfcJ-i, i..i,fv - f c*J-rr d.j-Ft"p,--rb f -V-Y-l\-V-Y.r).:L,d/lJq €+ o

trn\udjn=sii= " (e)

Page 233: Continuum Mechanics for Engineers

ilI urt,:Usls e Ult:_6 aW.

ls seasFti,ojiF 6t-arllsl YY -O-0-lY\ -O-0 'r):L'''lr.,SOt*:,.t

u'-J;l3,Sff .Sf*tf! .4 -rr-L. ,.rL; c.Jt-- -2r !L;;l ;11 c'*' dlJ 'Jnd lF.lt fe.€,l U-i $,F;: J '-e'1r; t 'Js,J'" € * o 6 u;eJ t);l s*'J"

= i t,,u eenc Fu Fin Frc

pitc-*J., b r.r5.r e6-Vls o* s Fu - uiA * 6u o:V

J = + ew eenc @irq * 6)(ui,n + \iil@kg + 6kc)

sa;lj' LF s 6rt.r$^r ,JLet q

f = | eii* eenc l6in Dp 6*c * Y uhc 6ia Op + " (et)l

5 e;y, e;y6 = ? 6 j4.!loJ*ij l;'ii e-fr-)-. ;!! : e' !'-,1 r:)\^; tli j' 5

.g!,-f eij$iic = Y drc

/ = \ * u*,tc + . (et) (YY-0-0)

6ti./ rss"t?' .iJ,"rJr'uu:* f ;"L"r;:.1au,r

oi; * " G) - F'q;6ei * " (e) (Y0-0-0)

.f-:i,-lg^"! YY - O - 0'rJ.lL,o tSlY. qtl'c"'1 .-<,,' t'

oji=s66n;6s1 6'Pt €+o (Yt-0-0)

,r-i-frii 6ta.;l$l ,Jtt qJ- t, lfJ:'a:,rr Ot*l: Yi - O - 0 3 Y0 - A - A 'r):L'.J::*^ g JsL, 6-* dlL:" i*-f - \ ' 'ir-s- \

Page 234: Continuum Mechanics for Engineers

O:*J{ro ,g(, a:-9o- 66L!." cS*K" r lr(cSlUU c57 o;l.t;l) 6y o;l,t;l ,)l^, Jelf - 6

6f .;l"ul ;l J-VoL- Orr5 LF.;s ,Slt 6.>l ;-r!" ,Sf ,jl_ul 01"-

';l"t;l ailt ,s;-'.;r g41+*r ls 6sl:L+J U-l .tyr; or;;E g:l&;i a.r ,-:*j ,FjJ: at 6 r5s-',rt*.slq;\ 6r,rl-r:l ;!.al .+fe f^ t'^.7 Sly"s\,SfI u*L-' glo-l-* ,lL. rl; flt'.. 61" La a., c*i r*+ 4 6)? rj[:l 01"- .:1.-;;0lJbt b l+, -St t - o JiS..i -;J o-t; o.:b sLi.J ff 61t.,.:*,1 +!; OT a.r g*j c*

.ry -r.ol-,' $ ,f\:;[5-^: 61.;b ,Slu-Jg 6f ,;[:l Jf^al , *&,Ji -r, (r ^LZ

'=ri )l orli:-,| S r3_tt aJrtr. rJa, r:-o.4,,l 6fu*.^ rt \ \ - y - 0 aJrL.,tr; tE t:

.:Fc* 4" -di ,Ki46t = oqk nq 4;jb ,tr (-# : gy- Jlfslrr cr,lj.rlr

e;tu I xj (pip - o4,,q - pbil - o* | d.V : o

{t-.r..FKrj;[-^l a, n.f

e;ftoq dV = o (Y-2-6)

c-:(-t* -rtoj -,1.: c,-i.e #J c.:aB; (cSr .:)rL.) f - y - 0 +Jst-. )g.6.-r9i jj-- J,_q JIFJI n S:VIV 61r,.'lrJ-,u..:*l

e;i1, opi = o (r-2-o)

;r 6.:y*i; r+ rr .c"*,1 OtE- ,-* -:-*E s otj = ojk ry,g o:lr gL;j Fl:.- L"1 q 6etS f*l'r-5 ot-f e \ - 2 - 0 aJ.:l-. L-,j: cSlqllj ,-Sf ,;lsl ,[-al .r).:L- Jj,jJy\ 6ft^;. dtsclL"- e f 1..:*,1 ,-u,j JLrl f-*-. 6, utr t ,+-, dLa:-*.j-6L^ Ll .c..,,* _:lft &to rJ:.9r1 rl;E:* c...at-- s,x-f ,-* ,# Jlrl:rlj* c.:;J

* Ire;i1,x1Pv*dv: I "rroritoil)ds +

I,,r,,ox1pbrcdv(\ -? -6)

J"

/"

Page 235: Continuum Mechanics for Engineers

rlr eJ(* c:U:6 s c*ly :6 cJ,os

slst urst:.;3, ta;r-l .1r 6 t>*'l uaVq"-g J*;J 6- ..t-t cr.i o-;t-.il Y J..;t: l5

'ft^'"*

6jjl aJ;l-n,6jjl 6q J.alV - 0

-e.U 'rLB gbgjyl dtil r ,i..;7 6rL ;L ) ,jta +f ,-t ,S3Jl ,SA. J-l

"r.bgjyl tL dLjl nr.r^..- : u^L-' tJLn-lr* L-'y.-r-i ph.il tS'C g"+ U c*,1

.:*,t drS^." Ln,SjyltL JL:" e\;{,g elt,.-*7;l U_ ,rll '',...7

q clLl "r--13 t, 5,riJt<" ,Sl".Jjyl lA Vt5.f.l.lr ..ry! dlr^+ U_

"r*f U. , tj(Jl , ;slf J*tj

gsi )l r5i1 "r;q #* &Jtio L-,-,lyo c*.1 gjY -r t$,yF r, lt Gslr s

.G^# J cF dLn;*6_r .r).:1.- :l oli

'l \ ,S3ll JrL; ,t,yi, o;sfF .l, u<ttS" ,SjJl e -Sl.€,g 3t;;l b lj Jtre+, r)y[i:,. ,-i:: &- E*;_1rr..r-,,3i c*,-r, (f - y - A drL.)

,fi"i ;.r gli ,",.q ;l V 6j4;l g+- .*_ .JSJli^il ;lj' g:;,:t+ <Sji( ,-h_-F ,*;l c*,1 .rtl* \ - 0

pv;v;dV (\ -V-0)

,fiil.: 6 Lrr,L-, J c* gb-l_* L-,j,,s;l+"1 tK erl* ,ftg 6(9:,6;A^a

_f '1,--,-J* J) Cr-V.lnl, ! l:-,1 oJ.i orl.: 0Lj.i

+L+L

= /, /i)

K(t) - pY.vdV--

P (t)

pv; vi dV --

v;dS* f pb;vidV (y-v*o)JV

q.K.F r, L "rJ;t, & 6jJl.9:L ;;. 0r5l

(v; v) dV+t pk=*J"+

l;= I poii)dv=.ly

v; (o1;; + pb) dV

Page 236: Continuum Mechanics for Engineers

O.-J:4e agly tu9;i 65b 4f.o c4J8"

.*:*,1 o-t.i oJ.p Jq Jl-riit raj .-,,-t+ ,t5; d:J3i g-,! ,JlJ Y - Y - 0 rJ.rL, oi J, 6svgii; = 0; oi); - v;; o;i Vl

k= f Ipbivi* 0ioi);-viioijldVrly

rlr

o.tGif r,; = p,i + WA alp;l-l f.=5"1,-+ ,-,-lr-t'-r q1'i! d^<J \ ,,:L-'J.l^* Jl.r*T**

o;1 D;1 dV (Y-v-O)k: tr6r,ds-lrrvl; pbividv + I,lS

..:b Otii 0ljd lj.os-roq L.)rF d/l Y - v - A +J:L,,-{F jlK*S=P (r-v-o)

Jtf4tdirr r5

t= J' oiD,idv: I r"@.D)dv (o-v-o)

63;l JrL; .eU,-f ,i; 6lylt oU D;i ;.*; Jl_&rl n o:V J d:E/S \ is-rL-,y '-r-i ghjl tS,f rJ.a.r6 Otij 6c-.,1 oJ*i dtJt f - V - 0 a.J:L, L-'; uSJt<,

sS os-t-*-i '$t-j\: 6:A ,S3Jl ",I-lrl

i'^" Oi;l ,;,; 4, .,;.rlr. tJLn::*

.::JCr^U 'Jtl: 6Lr;; L-,g

'-r.-i gta"l

t**J", )dv (2-v-0)

Ll .g:5r.rt-r f*lrr d.:L, ,-/1.r, Jlft;l n blpu.6:;ls )FJ ,I-b et* CU ty-;

6 ,Pt q"V '.$5 g

pit,d,V (v-v-O)l;S=U-ddt I pudv=

vv

Page 237: Continuum Mechanics for Engineers

ild erl*oU.:lat(y(f ;g !^*

(gg -r-lerr),sUl ,)q\ u"a;. ,-#tt oiit u j ol;lJ 6ii(ltu ul-r'6J-, J^lJt Y - V - 0 nJ:Lr .+.-f

'l

+ u) dV = J' pbiv;dv + I,*tro(]ov;vi

K*U=P

t;6 v; ds

1;Jlr-v-0)+".r)B rA t-

(v^-v-0)

cil{ .rt-:^l; J, Ci-J :-h,llil:*,| o$ o.:ti:-,| tf ts ultlr ,$Jl6ty u :[j)

OtKr."*i;11:y o;lsl t *+; ,-rrl.rs 5.r;1.: r1..J e;S JL">l ttj.t .tP.r:-'l o-t'i

.lSjl ii *-f-tos"rr,;tJ n - V - 0.r)sLr 6g+rb r+.2.(r;i'-.,-F e;l.,u

cJ*3 .,I;l.r ,$Jl J.23.e*t 'rLi! J ,Fc.l & ,gJlr, ut-l;ll *y P ,;+sV

"r*{l,o-t.* JrUrl: Jio-rrl ..J*-,!l sly. eJ.rs fr^tf ,;; ,F-l'6tjFL^ 'ttfi,-f.Jbrr/ OtJ Fl'*te o.1.9,o

-,. ,-/)lf ,$Jl oi ot:.r , 6 ,;t, dAE" €)lF &94 L*" 4 ,str

;l .:-,t .l-l!o ttf ,-l dtL.il f.*?

e: l' prdv-f qin;dsrrv v S

(q-v-0)

ls s{r.l-r.Jr Fl.r6L, L-ry' lra.r-t; s: ctslr> Oi Ol;.1 ,6 ,;tr t9tJe OlJ:f

S +-5,-t €)lF sf; jt1.l.1 q; ;l:L.c*,1 €)(F Ct*. q isr s x5r.r oa,JJ

-t--13 1.r r>L.r J-l; ,s ,.--e ;f--lr, ojf Oi Ol;.1 u. 6 el ';lSl 1l l:*'l r.r.,Le

ss r.f-l:l) t-*rl.:.,-l.t'o ,>-,ln;,-*s*i-h u Jt--i 6dS Lt4L"'? tff .ls clL;

.:^,-l.ta .JltOyE Qi ,;jsly sV tF,-* "bf -J;;l .(,'r1l: I - v - 0 aJrL' ,s t'6:'" c'-)\'"

4;= -KT,; t-

.C*,1 o.:-pj {.:tt l-t at-Sg ,J)}f

Q=- rvT (\.-v-0)

0-il-r;l .rl1- urLi r.r.g Ll ..:..,1 e-slfo-..;r.lL-rlr5T,; s Gif ..:',,-l't'o13 oiJs 5

Page 238: Continuum Mechanics for Engineers

O4F.x<4 ,g(, a:*g1, <SlaL,:^" *&

.c*t -p gV t-Jo,.c-r5; c^.1;.:"_ha

djl*, Cy*l ,Si;l rl"SJst t ulslf ,$Jl .:E>y.. |)t'd.rljl tt-Sg l: $ )S*'OJS|,-'a *5.:-'l I - v - A aJ'rl-'

K+U-P+e (,.Jt \\-v-o).t:-' s?y '>VF t 5;;-l t-

p ( +v;v; -F u) dV * P (b;v; *

t'#_Li o.:LL-,l 'Sf rri:L, :l : € rt*+ f Jl-&{l q l, d"-, Jlfdl f I

:-#goJ-aL;-. ts J;-req ./ \ \ - V - 0 aJ:L, .tit_ ..,:rKJ*, c (f - y - 0 aJsL.)

/" (pir-oiDi-pr-e;,;) d.v= " r- J @ir-o:D -pr +v. q) d.v= o

rt7

l;dfa Ju r) dv.

I Ir/^)v;-Qin;lds

(9\\-v-0)

S = U-Q

(,--cJl \y-v-0)a.^e)B t-Jo.\

(v\Y-v-0)

aj.:t ,. ! qb st rttfu" 1L'.rl Oi \ as;.s(f 6jrl j:k0lJ-rq.rti3l ,s;aaS

tg tj 6 t-r,g oJ-oLL e*,, .r-,11r .tt*rt GAK" 6jrl ,)tk a., .J.:L.. oi r - v - o

.,,!-ltl ,rbl: ,$;l Oi Ol;.+ u.6 ,it ! .-l ;ll .,l;l, rSb-rr* L-,g,-rJ gl+,1

l.V 6;l;;l f+- 4,sty. JJ,^.. ,* .t-t-'.l f*" J6lr o.)f 6 g;dt{! *t-"r4;jl-,,a UJI ty - V - d nJrl.- JlFt;lJj clrl:rlj !,j!O.:;l_r,k-,| OJ:SI 6;;r-.

;.tsl.l !:-,r b Ol"t l l:W 'j,-a

pit-oiDi -pr + Qi,i= . \pit-o: D-pr * div g = o (\Y-v-0)

6-2-,:.,Y:L, ;f i,gr*,, Y - v - 0 alsLr,r<Jt<r r;il ::T r'r;."n

O

Page 239: Continuum Mechanics for Engineers

ily

,r.lg&.,-,".1 ,hS S3tt J--pjl &,*i .<r" +S(,rtt ,5y 'jlJ'jl c]l..rl) c*,1y4.;riJ-rl Oit- 01ii 0b \ \ - v - 0 aJrL. JIt, .J.r!.; c-r;q ,-r*l J-t; ,s:lr ,s3Jl 6,4tA aby, q jU tuyt L* ui..b-)J," i ,yS clssq gtlt ..r-,1 .fuQr;.y

.,irt5 6la 6l j u^1, g_1, rlyli .,*f-rlr ,5r..Q:-9*J, fJr dyU ; c Jslr> a-,. -,1r 6Lacll-t r.

,Jttl, ,Sjll C.l-+ J-_* tr 6L:i c-^-,rl .r,.1 tE ./Ll oVf u-b ;(u.ttjt -. ..,15 g--l ?-*-t= jl eV,j$-y" gr+ tl sc*,l ,f ss &J-, cttati*,

.r:t:.r

f blt - ,-/./-j>6 nJ:l.n.t d.tflA - 616 u1sst.!r+ {^:.!U jl jl"i tt',:' i_9,ri v-0 L',r+ st 6 e:_bOL^r csjyl .sl+

rFJ,t dsss.,t-+ ctlE 1-4l,>3tq dL^x{F 6,114'61 rtrJ b.c.*,1 oslf s

,r:;1* ty,;,l1r+ oslf r, ,St(l,olrj'l -,yr ,r<Jt<" -rt561, ,lt.- ca.J-9,.o., 6ly .r-,11S

;t *ra:*.-" t*u.0li.-,,o-j 6,-;'- cr-l q c^-+,5;L,.rt=9;t1U oi ,,k Ll cc*"| oJ.i

.c*,1 4.1:yi f sJ oi6i6l cy_l a*Jl ;Jose,r6!r 61.;,..>;lr-

.{*X5.{3Qr;.;;l .r-9U:, ist.r. l.1 l-t, tlyl! ca:-,_1;- 6ta-t '.-..!t<"o.:ki.l ,S3Jl s oslf clb-ra c^r-rjJ.:r.o JL^.rt cgl; g-tr Oitr jl r,gtE Oi st.S,/0.:Li:-,1

.-)5 J ri5J^c J{. 4.1, 5c;L Oljd ,Slol**_r ,.5i\ - C/_}soQ.r, .c*,1 o-\-i

*3-l t_ '*5.>.2lrz Jrt: c.. 4 q Q; r1lr: ,r<r{<..rl5-rJ-r ,q au..r-jl 6* 6Jb

Oi;t t+ ; JSJ..^r J<* &-.1r 66jl*r gl"l.-,-l .:.-,1 drS-. t' ccrtJ>\S0t 1-r.t

.JJ[S.. .rr .(\ 1P0 c6b $ s $alj.r-r) "r;! j6 ,...7 1 _i'-r.-.,-a ;l o,)f JUJI

o-t-i 3tiil &t, t -" glf ,-l-b*_rJl*,c JLel 6t-l g-1, cl.9;U;l "/l*

,&t4 L*'

}t, eli ,Ss: JL"rl 6bc^r-:3"t*, cuoj.? 6La.t9... .<tt-i ssf .)r b,y' .c*,1

.ty't' ^;iS ,;l.t agi.o yl+ ',1-drlr tLiJl ely. Lr'b cll.;s ,u. ( <g S.*0 ..rs.-.U, r -f ; pbt, trr:e.t c/l -rr

;-l: rljLi r,J:-l-rL, drr-l jl orls*,i L .c,*,1 oJ-i jJrJ u.:lt I .rf;t<" .Jt^f t,

6tar:a-1r d.:L'. d/-ljl ..:*,1 'g clQ fbst- qyJlBaJ.:L.' Jft q .fuQr_r.;.jl:i" :ly,.o .1r

"rp-{ J &;li ,gtag-t, f ,S.t l,. 6b.:r-r-9.t*, rl:tr ,$ ,Sll e 4

..-*,1 ol; orLi,il

ultlr ,$ll | 6 Jj.;b :3,-3 ;il*- 6Lac-""5 &p, L*, ,Sll GV.y' -r:

Page 240: Continuum Mechanics for Engineers

O/'JJ*4 agly o:-9a 66 Lln" *lS"

.rrt7,-r^.-7 J<-, r.* ,t-rf ,1u,^fJ? t- Ji.ql ,tS ,a-.:-,1 dr<^, Ort .Srt-rf/'b

,53_,.1;t5oF3 t6l) 6^*7.;r "f(..i r-;J d? d 6J'* r*iu clt-sf ss-f f ..t.ib

J t-Fd ^;;S dl*h.-"y, oJbfj,LnPtrt, Orl '^oJ^a- +.r.J.Lar,r.o clt*lj er:-,|

.ri J^tJ+ o:l: 0Lij v,p...2vy1v1 il*-lq

,*yeJ.asrr tl-i -#U cs l, f.-?.-Fb gj-rl ,r(,Qr.1*.1 glbyi 6 GV:,fuJt<-,| J\;t p\U,,4,'lr^, q,*lL-yj +5r;5 ,-if .S,*.r{J*, b Oi Ji"ts

1.r.2,,i o:l: Ji )Sa r, .:.-.,1 O<^" ,-,-r* C/-l ..l.iq ",i6.,lilr

,S3J\,.-,-F Gllyu = f (rl, vu vl, ..rvn) (\ -A-0)

a5ptp(q Fbq u. ;F,g o.rl.: 1t-.;l ,sJb $Jg aJ.rb olp 1 .ri;l :+l ^t1lJ;r d,JFl3 oJ-i A--*'Cps r,.'rLls ,S3Jlrft?Ji )l .trr-l ,c;S u'9,.;".JS,r rl4gl tJ c9t"h---t9; c>Jlovr...rvyrvr Ltil \q *Sj ei-,l cJ,3 cr;3i.Jb.r--l

...:*,1 d,Jjl t r:*j,rbll ,S3Jl.='.' ilp L.r

(Y-^-0)

dL-,-_j 6La;;.- r-, c*j .-,Llr ,s3Jl :l jf 6;,I;lAr cgrlJ o-r)\r

.$r,-/ qrJ b d*Q, i.; 6,1.a;:,-S c,rirQry;

(Y-n-01

:c*ii $ f; f b rrFt, 63J1,-*;t q, J<j Oljd,# ht-rr ll orlh"l U

ilA

0= tuaq

0uL^

-

-No

du=kdrt+}r.ar" (f-^-0)

6L"rr,*5fi J t>2lr-- a->.-;),--r r5 t{,t' c$t--.l-o Y-A-0.1 \-A-0 L-t15, tl.J::.-^ dbr*j.St -rttt, I utstl:l ,*.li eu(.1Qry;

tl yu 6S- &..p, t*y $lc.t.i ,...c.,-F ,-fr. &l -rr 6 e.li i^! l.3-l ,-it \.

.c..-,lf{0t(,l oslf L..1r.:)\^7 *J.,J,Jtl J-,*ltf ol;ri.J.r 4-t -*4 = 4(0,vo) (0-^-0)

Page 241: Continuum Mechanics for Engineers

.Jr.;J,-: U-f--V dbrj ,St fttt, t Jslfu = u(0, vo) (2-^-0)

.$r./ l, *J!> ,s:lr hlt, 4r- gtS(rtf-A-o aJ-:L, r, e-b drljl o:[i:-'l

to = to(O, vo) (v-A-0)

.$r.-/ +rp t1 dl-"-j,St"r.,tr! A ntS* SYo = vo(0, ro) (^-^-0)

1 r:*,1 ;<-, 6 s-*r; Oh ,r<."b- )yj,f q st,l* ;: .{"Qr -ri J-rl :&l:r-t' 6-f e )s;

(JJlq-A-0)ultlr,sSJl(v1 -^-o):titr9,3;t

(vq-^-o);lsl

(.rl-^-o)r6i;ut

ntr-.,.:;l .,-ti *J.,rl>b 6Jlot"1 ,-S!,1 d,Jt- d{JtSiJrL,.rr .:-'t iF" e-tr .fl

u

rl=u-rl0x = u -2r"r.

E=X-q0=u-q0-2r,r,

u-rp +6-X= o (\" -A-0)

.*J; I j Jtu6tar;. .:i;t 4 r^ tt ep;r .!l O(^- ,S3Jl dt^Ji.-Q i^,

e,Yai 0,Yoi 4,toi 0,to

g.rr(\\ -A-0)

."it.al ..:*,1 )Vxi = xi6* 4 Cb &p, -t -, odv,J$t<" .5y e* s$:,. a'.

s;lr ! 11 ,4.9a.1.0i JrL, \c0 *>sli- r-.1: cl:f dljl .1jt* ,-ri"Q:yr g-t, cl,f.J::,.

^ clLj ; c.i$/ dtJ

l+i Jr -f 6

0 = 0(X* t) t- e = e(Xe, t) (\Y-A-0)

Page 242: Continuum Mechanics for Engineers

Or*$+4 61, a;-9- 6b L2G"t cS*K" ll o

o.:1.: i drL-. il*-l q JS ,J,::.1't<i cf=5 iJL'- f p u:a, ll,t )F +i f I

.t-frul(\Y-^-0)H- foa,

I,P

r- l*0,UP(\Y-A-0)

cJl*, q 6 6lr" jS a' ,tli g l, g-1.: clyU ..:-,1 uota;.- cgt.F( {1;ryJt<-,| +156cr.2lr> irii-jl-r, edJjl.rr-n:, tf

-l )t ,Jsyl;rr*i; GU:if :rt'tlt* , - 'tq g.^.r ,lp ;l;.4 ,Stf lfultlr Cpil+Ji bLjl +, .:.^-*i 6 \,Strrs ,;isly sV

:tF,_l {.iJi y, ;[<-l

* I:*': I,ffdv- I,trds + I,*0" (\o-^-o)

cSrrlxU J-ftrr lJr OiU O{* q ! t-:JL ylcl:*,| c.-j, d,J}l rJy.lle .n

.sr../ o-r fb.g.r- qyJlE

(\t-^-0)

t-.f .rr5 OV ,$s-rl :J-i u-l:-i 6L-o6;-r U. .rnJ. ,*u.Oli.l l, '# J*, O{l

:t9{.f r-r;j cj-rtf .rb .).l!o e\ ,-*13:y-: a=ai A$:S r.

ffds= [,(#),,0,

c,.bl ,f :e,r#4<i-l u. qi l. 4spl.r-r[* :t e-S,L*jly1.: ,611J o;)toc . ..1:i.*:]Ji oti./ d/ljti,(.-rr* t-r t t-f-O d:t - ry-A rl;)..:*,1 ,_r;;OLi

* I:*"= 16o, I,,a;tas

Page 243: Continuum Mechanics for Engineers

ril U-rt* r:U:l* g ,*lf :6 J,os

:g;lr cr:-,| .ur;r -ry o, JlFrjl s JtW,*-a;l .l9iJr .:.^*i -f tSlt d/-l 6t+"1 jl -l

pq - o;* (ti),= n - p6. + - fi e,e, = "

..:*,1 lUJlt A-A-O) Jye I gb3.: - dt-j)\SaJrL' L.f y J<'i 'O''ltt!

peq-pr+Qi,i- }.4,0,,=. 1,;JltA - A - 6)

eJ.rL, c.Jt-- c,rtl .lr 6 ,-.J.,-t c.ii 8i : 0,i F u..orlr-'et Ot-rlrf -Jlit:-r,i"f sr JJJ# q 1;JltA-A-0)

pe?t-pr+Qi,i-Jon,f,= ' (9\r-A-0)

rrS.ul.;,-.,*U; .:r!o.r) jd t, ,rbl, ,s3Jl s ,-F oli \f-v-O drL' ! C-b yl .-Ji.J^r.-/ q# lb-1, - Lr,J{jJSdrL';l ,3lcrt- ,:'"5J'(.i J

pery-ptt+Dioi-|n,t,= "

LV,-o'* fr))av= '(\v-A-0)

(\1-^-A)

ejli JJ-"-.Slf VI-A-O iJ.rL, rJ;6! gt^-e.r - .ry-jXf drL';l ,,*U JK,.x .-i-

..:*,1 c/.Li-,:;frU oL;l rf y

,p +nb-Pii"r-*Qigi2. (Y. - A - 0)

tKaQ:3,,j fJ, Jilt ib.t a' ,S;-.Yl :Q" J Glar>-4.ta,. q - d

J*ti eS ;;'-,'l Cl-l- il.*-l*+ Jr-tl ,F&yy 'u''-t*, f ,-r-F t**.&p, L-,- tt.>f ua;.-- elL.tF o4t:s cr:-'l ,rfuL.,-ry' i I fi* rStac"*S

Page 244: Continuum Mechanics for Engineers

OE*,JJ*4 agl7 a:*9;1 66L*" *8" frfSB'.bH_ L-,-,r*a .*- dlJ ."tjq oli .-o,-f Jr_li d*q syi +(f ,"l.lS rybar.e4lrL'^Lii s oLj q c*,|-l Cti c*i,. tl t b-r -il f,.-l-f cr.ll x 6tv -Luj 6!lr

::y .l;.rl_f il )Sa t Cl-1, y-l .c*,1 o-r-.i ,_.cr-r.r,

xi : Xi(X,t) ,16 c:^i-1, - \qii : o;1(X,t) uiJ JJjtj _y

bi = bi(X,t) lf t-ls J cfr 6Ji _y

u = u(X,t) uera,,, .,l;lr,$rl-yei = Qi6,t) ollr>.;t-i 11.:y -0

r = r(X,t) fr. .lels J. e:lf Zr;:t -?lt = rt(Xl) (f -p cr,_l.r,l-V

0 - O(X,t) (c* d..j:..o) oslf a>.Jr _A

c-tjl6jr;l .Stb-t, : "h; lpy rlr!.; q ,tlr;.r 66b c_:^ grl;t,gl.l.e -r,9.-

-l f -Y-0 L.lss ;: )^-;[ii 1r Jr[u clyti -e-: g.,-l ._ur:r, .F.ner_rj _rj,_lj J:fu$lor.i rlF # ,l .>3liz,,FJ* ! y-j t, -e JloJ-i o.:b \y-V_A

oiij-p;=-pb;pu-oiDi+qi,i:pr (\-1-0)

-rr u^.€ LSJ{ 3 coslr> ir.-;,f.-+ 6ss ,5r.tVi-br,Ji*, C.xl q te drrlJ, C,*,9j;.rS4 sQ; ss to;i cxi cxf oar* t<t 6f*t_ ,g )t3 .:*,1 0.L..! orl: :l:, ,SSb c*,1-,

.Jj-r,-* d,::'r \-1-0 L.lss )lb; sr .$L.1!tl _r:,_tj db -rr e.:*,1 'J6

0

1.: t"a.:.r-.:3J.-.r Ott{ ,gL-o3.: - cry_j)tS J-(-.i t g,lr clyti 6Laryrl5 jl .Flb-r, - u,-.,*j>\s iJrL. Otp 1 y

" -A-O drl.- Uf -S -b 1.r ! ..:*,1 ;13 .JL^f t,

\Ld.st; oath J,-tl .t-rL--rL.i; s4,:.;,1 cJj ,;jr,|cu.xs Cl-" nS ,y4oJlti.dH J dr^15) ..:*,1 K:rt^n sF Jel V"V 6lorL ).t,f f ..fLl e:\ rSlt U-i

.(\ qzr

sF b r-"r ,ia}^l l_L eo.rL 6_ .fLl aJrl-- .st rf f $:*.c, dIr

_9 orL c^n:e j-al co.rL o.tlb ,fS ! rt";; )-,Lb yr:l u;- ^*l F*,S! n:_il.:

Page 245: Continuum Mechanics for Engineers

ttr 4'J(* aUtb t (*leS :6 cF

.J^it ..Jirb-r;rj dlt.J.(..:, ,*J.J,lt+rf rr. n:*rl-9 ft, Cl-r' 6 c-"1 '# ,f -f t'(S-')l irL 6ly

::,*,-l ,f J rct-llH .rl $lJt oif o'-.-1't ..lL-'lr5 3 'J2lsz 2;:

ori = 6;1(F;a,0,g;); 'l = Q(Fu,0,.g)i

q : ry(Fu,O,g;)i ei: 4i(Fu,0,8;)i (Y-q-o)

L9+B e\- r:..j,e .J.,lo-t^! l:.i2i l*.;i rtri, J Cli e. ,*;*,T,JlJ g-t, Cl-f Cf-l

..:*,1 -i-r.rKq g-t,.rl&;t g! 6tt

ti ,l;t*.gtar.;:. ;f .-rrbF os'e q J''-t It' ifu Y'-A-0 tJ'tL" 1l o':ti:-'l .,':

.rf 0f*

i'= #Frq+ Se * #g, (Y-q -o)

J<- r"+ Ot-rf;t" ),ytu.Stt-rX,t+ )JYbt V-\ o-f d'rL' 1l''rt+-'l U aJsL' y-l

.c.*,1 oJ-.i 6jLo.:L crt* r*a ..lt-rtf J r-of Ot-rF;l ,J)V o22o *t

it'= #L,fin+(f-1-0)ffrt*#s,

:g+-rlr Si-:-dt^d^+ e-S:-f V3 Y'-A-0 .,'r f-l-A iJ:L' tsll-rK-b t''.

'r(# +,t)b. (, -, #'o)",-o#,s, - |4's'>' (o - I - 0)

c:3i a;.3yn,Pri Jst' 1.:4fu-l rSf+ q ,iJ clly O-q-O aJ'rL' Fr;' 6 +S ei

cuf d[..r] i c*,1 d.,ti:r ,-e ltJr,'.:ll iJ:'rKal c\:-'l otui d-aiy o'Fti Js'au'

o.:Li:-,| .tcf .lt-rF.c*,| ,Sflf[ \ -F rlrf rit'al J*l stL;i 'a--rl - olU:" .b*;

,rL-rl:S:rt+lj .str J<-,,"p .rt-rtjtu c.*r tl:l e3tl if ,P lyj cc'*'l o'ui

.{^*J 0JU:, 6 t*r. J<-, -'..*

.:*,1 6i- cJL- d/l 6,-r-ilt .lf t Fk*rJ,"i -u'-lt -f ,Slt {! 9;' ''ryti

,rt.: 6i.,f ool; .-,Jt- Jl-* er. r>slr- qss J rlti ,*l; dta0hi:' Js-t il*-lq

Page 246: Continuum Mechanics for Engineers

q+ agly a:-921 <SbL,r^" <S*& frr

x; : X(X*t) = Ya + A4Q)IXA _ yel

0 = 0(Xat) = a(t) + [AAi(t)a;(t)llxe_yel

(t-q-o)

(1 -q-0)

6.AuQ) cb -r tY 2X 6-rL tte.i eu r[i-i 1r c^:+J,, -S;u.ya sxe,aJ.:r-, d/.rrs,.+iJ,'.;r.-tr*A tlL;;ldrJr 6l;a(t) -9 cclLl r, a:*,ll slslaiQ) (rJr-u,JS,, )J_1,

:.:f n--,b., Oli€ GU lyei7-s0(Y4t):a(t) (v_q_O)

F^(y^t)=AuQ) (A_q_o)

:.:;i c.r! l) Os:- 1 rJ.rl+ d[ii 1.r t-q-O d.:L, c*,1 g(^, 6_r=Jqy

0(y*) = a(t) + a;(t)[x; -y;l

0,i:8i=aiQ) (\"-q-0)

t*yl:Fu sgi ,0 6Lac6f bri€ 6c*,r ,'-',rsl-l-o 1A-1-0 sv-1-0 L.r3, ,l.l;iJr t*t rtli'*; t, tac.*s el ,-;q 6b.j:.:-. ,illJ o;)\.e .r-5VBu;l Llj:*,sFu s8i 4t Cli'tFJr 0.:'i Ot<,| ,et, 4li ,Ss:,-fu*, rff#, q.sf ._,1*;l

.r1b .r1-3 t+i jU; .rtj:*i.-.L*.1s oJ.i osl.r 6sL U.A .(.t 6ly cf-1-0 iJsLrJ.<r-,yl .5lo.rL t,e+:\: -fu 0l*<r- t-bu. L;i *>er-,,1t-rf 6,*, j]* ,_f.i,..Lr. ,r:Jl- 1 b ,r -Lj ,c-,gy,S # o.j ir+"^r .b = o JLij : . 6c*,1 .rir ot-u gr-l ..:*,1 c1l.i.1p r.1.r

::-j'10-1-0 iJsL, gi = g';.lib c*lr olyiJ.r ctl31tri, ojfr_.-rr clL-rF

Page 247: Continuum Mechanics for Engineers

ff6

-e "l'(F^#;'s )-g' - + 4i(Fie,'.,s')s'i 2 "

cory ol3J r;-bt}i b3aj.:*,1 ,:rLo 6-ur-tJ-Ptr glr,lyti 6l+i;l o1!j.:

GU: j&' ?--t' d/lrt:1 tS "z;:

lr,Sf!U 6-r.^..iq o"t-.i -'t'-:.it 6t^;f 1.:*'l O<--

.,U\ -p -t-! .:;lf l.-.1.: clL-rlrf

eT(Fu,0.,9';)

-=o

ogi(\\-q-0)

.:J), \ \-q-O aJ.:L. cr:-,| o-l;...,|i:il ,llJ.: oslfa-..;" tlL--rlr5(JlPq g; 6t+i;t

: j:')-cc.ry! ojf a--.-,1r,lL-.rlr5jl .*b c:li 6,i1,6:;lr:JL e-l t

\ip(Fu,0.,gi)ogi

al:t-.Jr lJ-,il^? .-'rlj,.- -=- c,.loc> U-l xP :Q(Fw 0) ty'14"-.':j 4LU)t 5.tpcl 0-q-0

,.rtp>\-tl 60-1-0 a:it- ui,bu aJrt '" s.23+ ss 'JVl oav 6b-Jt-' r-,*6 !

'rL]; +r\ tf ei t-&-.: ,gtll--r".;: ..-*'l Cb:-,| .!U .rt.,l oVt ir!-r, 6.$*.:rti.,,l-r; o-tlf o--.,.t,1L-rlrjll g, = o JL;j = " diolyiJr cl[.;;:-l ,rrl;Jr 6sL

lb-1, - rr-;,,-jy.f e-tllV,.:JL-' irr-l .1r.f$L"f iJL'- o.1l: ! 8; = {i 'lj'J.:-uf, "ulr* a*Ji U os-fu.

- (*'#" ., (F*nl,s*')), - + 4i(F*n0,s*")g;'>" (\ y - q - o)

t--J" 'F.rljl

,5jr;l ,l ,SltV os-re\

tQ(Fw0)a0

q(F*no,gi) :

Page 248: Continuum Mechanics for Engineers

Oi.-,Jr,ho ag(y o:-9;i SbLz^" *K. fr7

Jr-q -it ,j,s:'l crt,l otlr lo.ssJ J<-,r* rl[.:lrf;l u-b t+- ,l;i 63Jl6l+i;l _l

:ui*,- c-r*iq bi;l u-b J,_t: tFJ

rt = e(Frn9) (\Y-q-0)

,-j-5,-F elt ,J)V t,-rV d-r"-lt dl; gb3, - .,,,tiys el 2i:l -&' 6ry-r6

Lt t 'l-e'Jr lli os\- e..,.t,1[rlr5,-r--li U-l elt.r.i J,6lF -*t tlj ,$Jl -J0-1-0 aJrl*.- .€.*./ts"i| :;v sbl-S'-1._byl_s r>;lr> e.-rr crL_rF.rl.p GU.,

:r.i -t-alJ> J_j Js-teu.

(r<r*anr,) -, # r*) "0

- | a, (Fwl,st')si' 2 o(\r - q - o)

t:yL tiuaLii ?-t' 6 "t:ft,

t.g:j .-r."lr "rlyf L;i e.er-,6t^clt_rlrf Lo ,Stf Jr_q *f.-u,Si; el-t p dst-..1.r 6.rf ./ti:;l ,Sl Lii 6li €

6ii =at@we)=offirit

A.b

a0

(\0 - I - 0)

4-: dp_l jl J* 6rJ,-tOL^ :lj 6j1t +flK; crt q 4?t ! \r-q-A d.:L, t dJ3,;_,1r

:l* 1*lLuac.:--,1 o;lf e.-ls oL-rbf )l Ji;* cry oJ-..i o.rb 0l*ri \ \-q-o .JrL, '4}-,;lJ

!l;, 6 ls .S-rl.r(-t+ ,g1+rlr .)y oJ-i .!i.- \ y-l-O drL, y )b,.,,.61ar.,:, .:..-J

a:;l*.J.;-,)l i:L lgly r.!-.:3J>r.o ,jA O-q-O.,: \ \-q-O; \y-l-6; \0-1-A

48i3..:-*c*

(\P-1-0)

611+U*'i; l' -dc.:,"s.c*,i :;; d-:r.r Ln-l_l-b )J, t) O-f ,:; St CSSt*t r=* -S\-b-fi-t otV I .JUQ .,!tt r*J rl3J., OL,atir 6lay^u;t+" ,Sl^.JUJl .:; S ,SryEoJ-l .rilu:J c,Jt- -SJq rt{,i orl.r 0t-i.i sj. i1-b li +fd;J .iL; ,5toa.iJj" L.o

dt ur:; oJ" C:V t ctJr"-r )Jyb I ,.l; .iLi, 6L^"iJj" pl.irl1.r 6y_{U-;

Page 249: Continuum Mechanics for Engineers

rrY erl* <>4.:6 s *(st :6 <bS

..:*,1 ./Ll J ff (Tresca criterion) ti,; tl.r t-) {"^'-fl'

7:) .tS,; tql a:-,-9.r, 1gt""-t -, ,Jtt<, -rJ jd It e-fr-t f'€. .F ,Jy-{U.n''

6 jV: e,t, J#i l& t- g'.rn ?*.:4 f -F.1: ai-';r#, L*' cl:y 1du,"*ij

oar,t.i+rI J+ c,.:-,1 ,J.i JLtl 6.:L tte, lk q * p+ oJ-i.-tfl f^ t 6f

./L-,f gLncj.r, J o$ JL-"t r.!-r3J.er,c .:-,1 O<^. 6,b .,*l r/-J4 ;PLf JeV.ty'l ,g)J-g d,.-r. J.rl Uj.i.r;-: 6-U:!

p.rs c*ij r.:.1lr.:-9,-3./Ll ryt, dlr dJ{Ur*-d Ott:,1 6ty. ''t^r ,-}s-, st

f-* g,,q ,Sil urst st .c-,J- f*'oti, rs+: fbn olgcfJr J 6JU ?*)q Eitr'

eu ?*:4;, otfJr-r;l o-t^i c4,*, #;t '*5y t+ -l ,rJt^tl .st^-lr* tu a'i-r}r' L-"'

s $-r,-l c^i,l.: d3 -U ,-Jtrl tJb-l-* J t' c.Jt- c/-l -rr 'r'i!. 0t'*i- "t.,-t -iL;g,.q 6i r;;r 1r * ,,',+ ,5y

"re,t'J s: .s/;,-/ ef oIj*r e:'l ?n:4 W

..:11: ! tn.lf ,l ur^7,5-rt, i!.iir^.Jb i*l .l: '..:*'l 0l''..(.l- oJ;Lr eU ?-*:4.t-r-,r/ o$b-,g co.r-i"raig,o L 6f 'lr^^ ;d 1*.+ *i Jttl ,Jbl;

JL-t elt,ssl-Ll 01,;-e ^-1 :& g..a otJ,uatg^f. .5f ,siss ctP c,r+l tr 'JSs"

.J^i J,6lJt Cbl g_p_tUr*al

./t*,1 q,-p q o[-i "!U

jU; ,-t-14":t? tl .l.r^^ 4'. -*7' 'Sf rref^J

x; = 7;(X4 t)

..:*rl ,57(\-\"-0)

,grL !ta, e.,j-l-f\:*; i^," J.l- q:& p*'+:'r;;g'f cSf tlQ yt;t

q fi ,Jt-j "/-t?tl+

,c*,1 01-j jl .-*b ,322 6 leji ;t O++^'t "5y'.,g o).r ils1

6Lj -l: yx+; 4;tVib c^iii 3,. co'6u4tgt 6f .ry.1611 J*' .'':*'l 'J^i JLtt 'r57,5g45,J{LaC^i,..5 ,Sll'*',--o)U.:j-r J-alf r,.:-,1 CIU A oSt+ = t * 4

On J:Jrlo.:r5o.r[i:-,|"*".]-)\.p;l ttc.l;j iL.C*,loJ-i o.:LL-,| eJrll.r t-lJ,leJ

..:*,1 o-t-i o.:LL-,|"+o.:"r)\.e epl..rr5o.:Li:-,1 Jiel r; 6toc45 ,Slll-: r:r)\c d/-l l-

:t4.l A;.tti J-s Js-te q'I-i..g,'ee I 6f J3 q '-5y

xi* = xi* (X* t) (Y-\.-a)

Page 250: Continuum Mechanics for Engineers

O-.J{r. 6(y a:-94 3glaL,7^" *& rrA

t+l ;l .s..xi 6:Vjii.1r jX^? osy,a q dliL./ ],.{7JfuJ-_ ,]S ,i, \:7_slsXa = X-\(xt t) 6

xi* : Xi* (X,q, t) = i,* @ t) (Y* t. -0)

.rAul ,4,:"7+, ,l ;:bdb q 6.2*,lXn = [\ (*rt) Srt-K-t? #, \*,;* ;,: -i 6;:.r.!l ol-.i tr,li;-jl u-.Ss 6tL iJrcj co.;3 3s ltia.r- 'L.V rjrl., rlLi 61,

..:*'l g-,lr*.li ir..r,i ,Lf S rf J)

yi* = )(i* (ye, t) - i,+ $t, t) (f-\.-0)

::-*.f di^!i t) Js-f ar.Yn 3Xa,grL c:!J cl!_. 1g:L "^J-lt

(xi - t)@; - y) : plWr,l - i,*0t O)[*:<+ D - i;*1tr)]ro - \ . - o)

O;2eyY1.lXe.g.:L .tid 6l4.li ;l .g-,ly;-e-q.gLrc._".*i y &.-,1by.glrtij ?r- 6iJsl-, tt 6-S,Ft r*, Oi Jl1,, q .sl,Jir--y;jx;.5tac..""5cJ;sy oJ-i ,-.rtjujl .lFr

:! tFc* -*f; ,w sx; !c*j o-\ o-0

aX,* (+ t) Q,,* 0t t) _ ^ax, ty, = oPq

a*,,* @t t) U,* 0t t) _Axp Ayp

y o3)\c .c.*,1 -trLi Q;pQ).r"_jt" 6-to:.r.. lLij t- \ " -0 .,,r V- \ " -0 ij:l-r -yl o.rl-cl-,1

'.rAc/ c-l:-i e', t- ,* 6f JIP t 6o-ri..:'4:g^r cjr ,l ,fV cJL-.,r cyl

f*t! a:.11.: ',:.,-

c"r-.iL ,& "r.Li 4\QpQ).r-_rt d/lJq il*;@tr t) - x; rrrlt.det(Q;) - +\ sQipQ)QiqQ)=60,

c.*,1 g(,^. V- \ o -0 njrt . ,.U,,#e t eSf ,S\ ,fV,r:Jl- n n'1, .1|;:. +,.

(2-t.-0)

Q;p(t) (v - \. - o)

Page 251: Continuum Mechanics for Engineers

rrt

:g,;lr 6r-/ ,S-SJl-Stit "*6 ,*y

:.:9i a:-i9i,5 J.(; *t a; 1|'s1.:-,1 d,,S^"o 6: ci* (t*) - Q;^Q)c^(t)

- ci* + QuW* - c^l

QaQn=Q^iQni-6^n, J det(Q,,)= \

it* (+ t) = aiQ) + Qi^QY^

xi*:a;+Qg,^

1,...cJll- \" -0)t{

(..-'A- \. -O)

(q-\"-0)l+$ 1.:

(\.-\"-0):6

(\\-\"-0)

aiQ)

xi*

I &txft ,J-j:6 ,>l-.";; -tt (f I li tll_r,_f b '.t.i,lf" t 6f jl qL.i; e,lr--,, j;3 o.,t-i,.-,-F.:La* jl+, JUJI U j c-lb 4l^aU c;(t) ,l:1 L-,j: 6O+x+rx*l*,+J:L.. tt 6,SJtf-sl ,St+ t.Jl-.(\q2q .t.r;JL) r.r5.-Jb -t.iq oJ.i.g Qi^'^]:.,su.

tc>.2.9.,.a q 0li./ b "rpf-lJ

c52> .f$rf #i, r.li;lv-\ .-0P

l-aJK^t.o.r-ir+gAt:& f* il..--l q o+rr*r1*ry+ o1axp1x161r olK;-,, Gr osL;s

p;* =c;(t)+Qa(1p^ (\Y-\.-0)

cb;"-1;r.-ljloJ,i -^ar-p co$ o.rlr Ot.ij Y-A rfS.i1.r 6 "t:_reu.p*

sp+i rl:1 r.5c-;;

Page 252: Continuum Mechanics for Engineers

O?J;*4 agl2 a:-9;1 agtal2a" *K" flo

.c*,1 O+x+ &*{*, J fufi{r cl* 6[ar5rLa,J,tJ.r"_it" Ft +,.Qi^

\o-\.-0 iJ.rL- L 45 ')4 p,.+ o.r.ilgrf cSf J+r rlL:^;:l -l " - 6 dU..:*,1 rl.aU J A.t-J\iJJ;S L;- eg-,l oJ.i *,-F

'Sf ;t ;ttt - Jsp ,u.Ya yXn g;tJ tf C-r {rti err \ qi \ : r_b

.f_-lls '$grpe-r:@f - yi+)@i+ - yi\ = Qr* @^ - l)Qn@, - l,)

= Q;,nQn@^ - y^)@" - l")

c*,1 -t L;, Qu 66 :l I

@,* -yi\@i+ -y;*) = 6^,@^ -y^)(x, -y,)= @^ - Y^)(x^ - l^)

!.i- coJ..i.-reeJ 6;- tr rLaU d/lJt:1 sr.:-,i oJ.! o.rLii-,| lJr ,g.;ljK t7 c*naB ;l 6..:-,1 oJ-i

;-t...x.lf^ t Sf 1.: b_13; b 0rl, Ot.i; ,Sl-l Z,t, JYa Xa,6rL i.f,n +-, 1l

.JJ\rr* - zi* Jxi* - !i* 6Lall.ry .l"r t--llj 0* 6 ,-if..:*,loJ.i orLii-,[.-J*.o {*-+: p;lr 6lrLa ?t' *l*;l orl;'. .l U

cosg+ =ffi,U .s1l.ry ';lSt ,KL." oJJ) lJj t,J5,1 JSrt Cl? J, e'* .ss n u*2Jtl 6 rr5 r;y.+J ;l '.:li;l s Qa ory JrL:'o c*"at-- )l s-S r*. J A- \ . -0 rJrL, -1, ,srl-r(,-t+

:ptlr .JE if.l JJI .!*i

Qi^@^ -l)Qn@" - z,)wcos g+ =

Page 253: Continuum Mechanics for Engineers

ril U-rl* ,:Utl* s *(* :5 ,!ai

Qi^Qn@* -Y*)(x" - z,)!:

Ti-r^llx,-znl6,*r(x*-l^)@"-zn)=m@^-l,)@*-z^)=6

=cos0

tvs.,, J* rr.irJ,64)gt 6r -#u 6J& q L'r ot Jb y-l ;l -t-'

g*-i ,-/t-j ,yfu *J..J.i.,.ef^ t F -ssls o'r'r.- 'f*-ll't6 r-i.t'b"' l;ati*t L?*.€,-* '-a4r; t+ a'.

ui* =*,* =# (\Y-\.-o)

o.rl: ;,rj o't' u. uyt (dlcJ.zrj i-rcU ,5J 1 -l A- \ ' -0 d'! e-lS ;t o'rLi:-'l U

.tr,l

ui* = fiIo,1r1 + Q;^QY^|

= *IaiQ) + Q,^QY^l*t)

y-t;l,ghars t)It' ^'..dtldt+ = \ 15:c*'l €lr,.r.l;Q 't* = t + a 6"f-t'S'r;i't* tl

,-/Uj 6J.-il.r-l q :& t':*r* gt $r u>'>'i c-e,"" 6l-,1 ,1t:'V ''Jl":-u-i.l \:r,r ,. -*l d:L' .l' ylt,d3.lr il*7 )l ,f -S

ui* = it;(t) + Qi^QY^ + Qin?)itn

= itil) + aaQW+ Q6Q)u* (\Y- \' -0)..1:r"tc/ 4-f

Page 254: Continuum Mechanics for Engineers

OlrJ;4f 61, a:-9* 6laL,7-" <*K" rrr

ati?) : Qi*Q)Qi^Q) (\0-\.-0)

: p-rlr Q*'{-'i 1 drf ctrijl &1 d-3_t l.i t_

aij?)gk\) -- e;*(t)ei^Q)e*(t) = e*@ (\p _ \. _ o)

4, *r OU:f 6116laL.b q tf-\ o-0 aJ.rL. d"1-p1s \p-\ "-0 aJ.rL,,Stlj(_F

.:Fg *-.* f*> oriu+i t'l 'F* slri .u-,_;*r, 4* f*

ui* = a; + Q;;Qp1, * Qirrp^ (\v- \. -0)

f, Iooo,,r -- * [\t : .

: g,-:l: o9,:' ,;sf ,j:- t,/ 6 GU:Q;^Qi,*QnQin=.

: t1.,'J1.14*!.r-r!r c./_l.1r S:\-K_V s \?-\.-0 d.rL. tlea -ar-*;l ost;. ..1 U -e

Q;^IQi;*QijlQj^=.

: u's_,S! n- a::f rJ31s rJ.,t e 6.:*,1 C*r,J G-:y', l*J rl.rL, grl

gii =-Q/ (\A-\.-A)

tj q-* L. 6s jz,rllry ,gf ls +5c..*,1 ,1r- Al a.r cl:.,l .*;l - cl.;U:.. A4 rf c^4;- O, t

: c*,1

a)k=-*rrroo (\q-\.-0)

Page 255: Continuum Mechanics for Engineers

frr uJ(* c>U:6 s cE(y :6 d,4e

:r1S cl! t;Zl: ,f_€*. O;;o r.,.1*,1 0i,.5

Qi = -erjt&* (Y" - \. -0)

oQ r.llyr, g-a 6,lat lls r>-e- Olp +,.lsap 6s7;l.ry t,.-L f..-" .<ifli: .r.1.g,r 1.:

1gtace-fcry.rl-- e,r-,1*,1 djLJr- :l -3t i:tr;-,|-l: .(Jr.":t b ff-O iJ:..-y :r5

t+.r-t:r .r-1l'1 $lJt jl* ,.1-1, * g*+ o-r--i.,gfr ..r5-; c.r.; ,r<-1":,." ll3lc,

e-* J<-,r"; 7t : .,,l:r56ta )t-V J rJ- ,,..q "ree t 6r ,tt l;;-,1 .ri-r.r

.J.i J^tJt

: p,..;lt r-rA- \ " -A d.rL,

ui* =h,+Q,,p,,* -ojl+ eipj (..,Jly\-\.-d)= Q;Pi + Qi,*^+ h;-Q;iai (VY\ - \. -O)

= QiPi + Q;^x,* * c; (:;Y\ - \. -O)

..:*,lori os[i:,*l-iJlf \-\ o-0;t..;y\-\ o-0 aJ-:L, ,FydlJ \0-\ "-0 d.:t--;ld

..:..,1 cJ-i c.:tiil ,-rY\-\.-A 1./Y\-\ o-0 aJlt - jl rl.fr,: ,SlJ.ci - Ai - Arioi jl S

u.J e;;,,fii;: \>.ef .lt-rlrf;.:--1, ?t-." 0t<rl t r, rfS; #-l -1, ,t-eJ-, F_y

or,+ dr,+ ;-'." b 's.'rflf-^ J Js-re

W =QiW+Qii* (TY-\"-o):6+5qi

I&c"

#=6i^0u; 0u; e" Aui A--r,

== a -'.., Ieu(*f _ a*)l&^' a,, fu,*+ e" &**

eb "Xlll c.rl;ul .i)r;\:..cr \x*+ gl; Vn-\.-0 U.:L, ,F )lg-rl-r(-t+ U_F 6

lJ.o.r,r"c {+J YY-\ .-0 aJ.rLr.1.: kJs ,glK-V c...,at-- olr^r r.,

&tt,*

# - g\i* * eqe*,p1,, = ei^ *eije*,IDj" + Wj"l (yf _ \" _O)

Page 256: Continuum Mechanics for Engineers

O2'JJ'F agly a:-921 <Su,,Lrs" .*K" frr

.:.-,1 ;r5^r 6'rlu4jf'a t cSf;r.-t3.-A C.lt-S S J<-,r.* aJ ?; ,.Wjn tDir S;-F u..qJ 1.l:l - 0tti:" J d.;t-c.. 6la.:^*i 4a tL,cf Ut-rF

^+dU:i"'* -Di^* *Wi^*ffi,n

(YY-\.-0)J

(Y0- \. -0)

L.lssjl .J::-..^^ '-r.i,1t' t 4e ,*4 ?*:1 y u'.ltj J J[5.:, # i; S

6c.*,1 Uls \A-\ o-0 J Yf-\.-0P,i* = QnQi,D*,,

,1r,i* = Q,,r + QaQi,W*,

-9 L-a1lrr-, +-5 c-,1 Jtbt )JJ', lJ) pi g ,rtt UU:t o.8 u,tr*a hll, 0r.rrl ,t- q q

,rit_ JUJI ,,l5,StnJy t e\lt p-r, !.1,," ,SLn-r.rib

Iti* = Qi^U*, uri* = Qi^Qinu^,,

,.iss -'. r-l.lt..S J.?)r'.c"-,+ .its C/l 6J:r.rrr Ot:i t" q,Ji etJ lrl

..f Ll 1l;.., 6:-F ,--u :h 6lrl Ot J,orLi eo$L .,ili ^"Jl L" ..rit-,,f Jta;t c;jo:"g,,',

s ,F -11.:y JLLjI .c.*,1 :& f.^,o.oJ:,6$gf cJf \:"'.t uf.J JElt 6'e O'.{;l 6lqp yl ..r:-; )! ,, oJ,i c.:l.r gf i,,5+t^+, 6Lac45,r:-1, q ui ,56^i)?

6b1l:y dP t L^;* 6 c.-"1 'S ,-?-f .g!,_f c-,1 3; ,5{ d r:; lbrr V.U}.{t_ JUsly, ,fS.: u. ,-/-ru

ti = Qiti

,,rtdt^+" G3tr -l * I AK ! tc*,| CL-, -r-tj J. Ji )lJi' F 6t+i;tdr:!.J -J-c f-? 'ri.le I 6f c.^; .r!lr!-, iL" Jt.ist ,Fe c-,1 ;j)

:syi l;-J, j tj os-n 1 c*,1 O<^- 6:V jii;r C!;l .,._Ulr!, clLJl .i_ .:p

dXndap=I*MxdQ,

Page 257: Continuum Mechanics for Engineers

fr6

dalr+ =da+n1r+ :J* ffi*- (YP-\.-0)

:*i- Jt"j 2|s1np+ j .:*,1 5a-6rt *l C*,da+ cqU,l r*. eU 6trc.1356g:V

Oat .-fij.1: .JjloJ.i 0k l-L, g--+ cJ.-:leJ .5.2.> dt-' .,1) a,..o -l .- ,,*l C!-,

op-rr.(-r:.* bf "-o 4l:..-).:..,1/+ =J u.';lr,.,'.trtb ilt:;il:jJ,3c-!i.;; ?*:1 .1: r5.1y' oL*,t c.:*,| JS.-.i -,:itJ .lt-rtj ,-f -S*, * +fs&p'

: p*-rb ,5lorsj; i-tsti ,,1.lt5! .-\-i.rt+bl :& f^.? 'Ii.,eeJ

(Yv-\"-0)ilQ ilQ &.

----M.p' Aj M,p

.rr cri ?t' il*-l u.xp 6,ly.0i J- J ?A- \ " -d aJrL. ./LlJ eJrL. Jr-l il^- U-y'+lrl-.- il-+ U-A +-f-tar,r-. Ol-:i q::i tt e$rpll--s ..:*,1 ol-i t;jL Q*

oxx ilQ ^ : a't.lrQ s.:*'l Q;r

's|*.o Yv- \ ' -o

T: *, 'o'clX1, dcj t

(F**)-' -- Fjx'e*t (YA- \" -0)

:r-f,_/ t+r! Y2- \ . -0 rJrL, rr ,}i .-iflrt, ;l eh ,J.rli<-F q

dAp+ = do*no* = Qr/ai = Q6(da)n1 (yq - \ " - O)

*! 1+l 0rl, rtj e g;1.,.., -l !! aJ:L, jl .)Jk d,ifrt*? J ,j*s:O$Lr Y Oti q

tc*,| c..l 44..a.:.-t..r *fti.ji 31 3(da+)t : (da)Y $r,-./

da+ = da (\""-\.-0)

Page 258: Continuum Mechanics for Engineers

O:-J.{r. aSly a;-9a l6Lb 4^" *K. rw

:6r:*,1 (\ Y"-\ o-0 J Yq-\ "-0 hllr;l o.:li-,| b

nk* = Q*i (ft - \" -0)

g..,7 o;-xuqtgtt 6f c.'.i u.:; iSt- JUst .Jto.iJ-i, 6"e O.# eo$L .,iq l1t|

t-"q ;-u.r4; gt 6f ?*.t4;: ..:*,Lr-c JUJI d/-l g;lt- dlr g-Ls ;L; ..:-,1 :&:\:-ri Jli € -r) os-* \lst;* ,.l:; ;l.ry *-J-.o

ti* : o;i*nj* = o;j* Qj{t* (Yr-\.-0)

: \tFd rt:4 ;;s .2ltL611.rb ,i-f JESi ..:*,1 cJ-i c:Lii-,lf t-\ o-0 iJrL" 6

ti* =Qitj=Q;oflir, (Yr- \" -0)

;l.ry 0.:l.r ;lj rg,j-.-.c*"1 oJ-i ostii-,I ';-f '* J_ft cYY-\.-0 eJ:t-- c.l.r?.^.6 6

:q rFd ,4;'' ot,:'uqtt'f :& fr €f ?-nt41: r.l:;

@,'*i go - Q;o1)nk = o

?t;.-u-!L -fu 9911. *, J"-L: jJlJ d_91: r])\,c7 d/-tJti ec--,| -rlttW -f ell66_7- c".'..i ,,xJ 4it- JL;lt ,Sbrilr,- r5l: -,.-j.r.r!, Q* f .riL+q .r>\^7

o,i* = Qa^Q;no,*, (Yr-\"-0)

JJ-*- t*y u,lJ u-,Ll g.,u, c:3J.u el*l e-t' rlg.,Y9"y oJ'?.r^ ,r:.-=-,\.;s

.J*u l-tr ,F at.c.*.| cJ.i orLii-,| ,:l aJ,;-s.:-,i cJ-t.JJ.;i,-+-ltl Js7o tt

:6 ,1-, C*l 1 r,.t,.lti oJ.aLL

,r,* = QaQino*, + Qi*Qno^,, * QaQlrb*, (fO - \. - O)

Page 259: Continuum Mechanics for Engineers

rrY U_rl*,>A:6tc*(p:glA

q .:*,1 o-g osls 6tJj YO- \ . -A iJrt', y 6 '-FLA

,Ji.:t ii tn r,'.:*'l f'6r 4+rJ OJ-l

crlb;-.i;i .tyLt' orth*,l ,t1L, db #:..- ,5b;;"'-"'; I t- g-t, Cti OlP

C # elJ 'b .4 ..1b r;l7e .;a+Ur:::ij rhi.r.rr F Ct;t ,rK-' i,t* .styl-r "rJ'ayO-\ "-0 !-:l-11 il o.:[.ei.l tf .lj"f r:4,r yWA t.ltITJJJ*,I';l o.:ift."| ! ,frl-l ,;

C.ltf .r)\^7 fJQii el1. ,F : \ 0- \ " -0

Q,r: W,i*Qio - Q;^W-p (Y2-\.-0)

,7-.,i,; \:r,r q YO- \ " -0 d:L.. I 6it31t+ jl "r",

6

ori* = Wrq* Qr^o^rrQi, * Qno^nQEWrq*

* Qi^fb^, - Wqo^u - W^roElQi,

(Yv- \. -0)

2s t.;;|u. L*r * f...r oriu{j gt 6f q 6,;b+J i^r 0:l.r .llri

:tj,J.,-14+:J fT-\ '-0 iJ:L, jl o.rl-i:-'l S ;SSll.j *

o,j* -W,r*orf -o;r+W1r* =Qi^Iir^n-W^{w-o^qWrqlQin (rn - \ " - 0)

F tr-i-r.., 1l-, t- +f c'*'t atg-A^n - W{^, - W^qos,, +56t:-'l €ls.J56".:r-l-ta (Iaumann stress rate) 6L9q

o,i' =o;i -Wirori-oUWi, (fq- \" -O)

tr.rsl, s-t+s rS./ o.a'b b ,lrl ,t+ b;6 e-1-t rJr;' r: 66at 'J.,--r-

:.:-,1 J-s os-r u (Green - Naghdi,stress rate) 6$; - U-.5 c;;;

orj' : ori * Arroui * o;r{21, (Y. - \. -0)

..:*,1 o-tJ l..oy; \ O- \ . -6 nJ.:L, -ss(2;, 6

Page 260: Continuum Mechanics for Engineers

ch- t'*-o agly auga 66L:", <*l& rrA

:AJ-+U#J ih,-'19 I abl 6llal',l'u 1. oLJ Jl^,ot 6bqPtJ^. I I - A

f t, Clr ,[ii :l.r l-r

"rLt^.:"-r3J>r,o .fuQr;*r g-1, r,l;iE 6-r-l o! r 1-0 ,.xn .,.r

F '=le l"+ .JJ,-5#e t 6r Q ea.g:1" ./r,rb orF -r*; ..r,o.:.r,o )U3 ,s-,1-,1r:;50{*i- sf .Fl rt 6 :-b OLa ,3r1, yt, Cb ,y;*,gtr;i:, ; ,-r_b*_r_eJ>.,c.t-r.i eJ.,' 4".. .$t<".l.r orLi:-,| 1y 6[ac. _-Jjl .S-l!-f tLit \ . -0 ,.:; -,1.r ._t.i

It.+l g,[ Cl-1, ,-;*-L.;l s ,;rstr., ,ii-, crrltr .ri dbl :& p*-; o-r.ilp^f c.SfJt^.t 6[ac*.r3Ja.,o I l-r ,f -h ']_l .p)bt,-t':& p-.q o.r-ilf$: clf .:*;

r*5"r -3JL'- coJ-i, o.rlr Y-1-A drt ..-2r 6,r-Ll $tu6toai:"y oJ-i

Jli,f -l J$l.',r-'g/! Jrt-t rr-;J.,.rh-el ,.-L g--a o-r.-ilfry clf .:*;: .-:*iJi

(\-\\-0)

6f \:-ii e :X at, 6.>-,1 g*;lJ CI-A-O b -.il11-l-0 !fl-1, .21 os9- c/-l-rsiJ)[.-' ft, Clr ;$Lit: .gtoc-J.rL,-r

"/q J*J.t cl-9! .Ia r..+ .s,,reer;J'lt:& r---7;-r-14;gAf cSf ;t*iJcU,* gb,.ri-l-r tl tii ,l**".,gl,or.r:, -:r

y-l-6tl L-.ly drl jl ,?t) rit-"r JUst rj J.(.i I Clj at 'Fr o+" g-*r .-rjy-!,.r

:(-ril'r.i .2lf; ,>3V;. ""SJ*

q t- J(,; 0t" q \ o_0 ur,.J

u* =u, ry* =q, 0+ =0

F^* = Q,fi"F^* =a,fi"+AqQ*FuLi^* = QdyQ*,, * Q;r,

o,i* = QuP,rQri

Qi* = Qipi

gi* = Qijgj

(qJlT-\\-0)(vY-\\-0)(VY-\\-0)(crf-\\-0)(drY-\\-0)(CY-\\-0)

..:*,1 oJ-i r-cr-rr; \ 0- \ " -0 iJsLr.lr ;l s:-,1 =:l

- O.lk:, ...:-U eu dts o.t-ro t :& ,-*7 ;"r;;g^r c5r u; ft Lij. J ft st;;-..#Ll !l-r.,

:-t f t- Jl;:;t

(.-"Jlf-\\-0),* (q* , Fu*) = u(e , Fu)

Page 261: Continuum Mechanics for Engineers

rrt

e* Qt* , F^*)

o,j* (rt* , F,**)

qi* Qt* , F** , gk* , Lr*)

= 0(n , Fu)

= Qaga?t , Fr,'e)Qu

= Qirrrq*Qt , F*.q., gk, LH)

(-.Y-\\-0)(Vr- \\ -0)(.)f-\\-0)

1 ?y- \ \ -o b -illr- \ \ -o lr).:L, Jr,*,gtar;. .d d:y .::Jar'o ;;,7^l ,:f

-l O^lf1 .-l ,,If LiJt- 5 o-t-i o.rl: oLi.j J<-, ,+ .rt-rf s (sslF 4-. r'J U-) dJtl

dli *J.,;X^?;.: ,*,Ll dly ;t 6le-e y--.:-'t ;ri' '*'-la; -l: '(\12f eJ;41

ft, Cl-r, ,s: ej t+i q 1-O ,:,;- -rr rf,J::-,)l -rl-9*,JE,,JlJ.-t3q,r.-ltit g-t,

o;i 0 u 1l u-.1:

-J+f .:*,t cre--rr. ,41 tlzs [ .-r:ulls 0i s4 oii alt *J.fL"

.Jr*,r iQi s,$,-/.r3J.*.. \ $tu 6La,*;. f- \ \ -0 iJsL, ':tK7 d:'-l;l dldJ ., Olrr q

5v; r.e s-' ,p 't:-;l: jl L*b oi ":t e-b, cb ,fi '-P-f

6 rs(ilrj, J' Jt"t qry -r.olg r7Y-\ \-O nJ:L, 4;La.:u-:-9-t-, ,ft U-l\.J^t'U.Lii.tef .lt-'F

orj*(p*,uk*,D**,wr*r*) = Qipop(P,uk,D^n,w,*t)Qu (f - \\ -0)

o-r..X q;:; W^, JDn, 4 j t .l--lt - d;U;'o J o;U:.. ,5t4.:-J u Jcf ,lt-'f 6

YO-\ o-0 J Yf-\.-0 cr/Y\-\ o-0 g!:L-. -l Y\-0 '.Jb etS;l o:li,:-,| U .c*'l

:6g*b-"rr:r

6ij(P,ut * c*, Q^F*Q*, Q^pWpqQE, +A*) = Qioeret@,uk, Dmn,Wr*r)Qti

:& fril ,:=r, &*,,.,q :l-,rt+U.Fr-f ,3l,.o-\\-oil'll-l:jlS,-?f )JLbC,/-l {r..:-ri, ,-r[iJl f-\\-0d.rL,./Ll ,ffr:otsg;lr1 ..:*'l O<^'

: p,;l: O-\ \-0 .J-:L.. s 6f yl;l o.rU:-,l\.QA = o ljJ sQ;1 = 5,i S

6rj(p,ut* ck, D^,r,W*n) = 6ij(P,uk, Drr*,W"*) (P - t\ -0)

Page 262: Continuum Mechanics for Engineers

O..-.t*ho 6(, at*g,1t 66 L*cu *19 lfo

q .,t{Ji .iLi au.c1, jsr1,c.Jt-- itl-1, .,.:*,1 o-r-i orti;-.,| \ O- \ " -0 rJ.rL, *3_l a.t 4?} l.:

d:L,) .:*,1 ,-J-a f...- oriudgr cSr f,stfat ,-f E GU: .;j". 6 : j;u. ity

6_,_l e r.iL !U:*, ).&" Ot.l} j ** ll.ry 61.;1.: F Cb ^?JU" .(++._l l, n_ t "

_0

.:sslcl r7s a'.\?-\ \ -O iJrt -. LF; ot5,l ,g.,1L;l c,Jl--:Jjt .'it 4l *,c.ry.i jj- Jr_q ,JJ 61L

"l;..,.r,gl.oJ*a. ,- *J st ,:,-e-,d/lJti

oii=6;i(p,D^n,W^n) (v-\\-0)

69 cd;.gy_j.,[r;; L; sV-\ \-0 iJ:L, ori Cy.r, g-q Cb.rLlf o.r!1,

:.rf cl! t) ot_f y ,;l j,_S l) ,)p,,*+ i.r-l,ra;ro,

6;j(P, Q^F*Q*, Q^pwpqQ* + Q^,) = Qiptpr(p, D*, w,*)etj (A - \ \ - o)

c'Jt'' c.*l -rr sQii :5r,6lt,Frj, Ora^, .rli'.i;r1+tr 6cir L^,Slr d:p_-rls A- \ \ -0 iJst , 2: L,.ly ,yl A:l';A-* ! .f.+f"f; t,rj,q {l;1*.

6ti(p, D*,W^, * Q^) = 6ij(p, D*,W*) (q _ \\ _o)

\i*; +5c*,1 y Al 'ff -* Sll..:*,1 ,F Cl4U*i; L;y 6rrt OLr.rXU eU:.,- *;A l_ti .-r .lt-rF.*-rl_ c,r[-

.-i .r;L_ uiAl5 Fy st g-t, Cb 6la ,J,.a ,* it:4gf c,Sf ,;-rKtt

,c.Jt-- d/f-rs .*+t C.flf 6-;+ .:Lo>\!l

6ii(p, Q^Fora*) = Qie6ot@, D,*)Qri (\" - \\ -o)

.r;b )lJi. \aU g-F-Q os-r*;r nJ.rl-, y I j c.*,1 ,?ri..r-.l-u. ,r-b e,i ,6 l ,t

6L;;J-p,- J-3 JL- ."uU D^n )l Q,tj:l-l "*b

J,_q .rJ cc*,| :l;t i dT

:s/,! 'J!l ,ts g-t, ot-1.t !D^n;l g9.ir".(*,-l is1-t,s-t--.li

Page 263: Continuum Mechanics for Engineers

frt U-rl* <>U.:b" g (*lf : a rJ,.s

oii = -p(p)AA + 1@)Db,l;1 + \pQt)D;1 (\\ - \\ -0)

1o o:,_j-6*,_ r ?-_t' -S-U. r ,)q 1 u-ly tt sT p 6

,gl-'l ,>Y:l-u ll - A

1 $t- l-,-,,i Je, 0'-l-r, ii 50i jl kV,iU:. .r)rL, -l .;tL JrL; Otl9i

A:lS:\t- -lr* n.eV rl;, g-t, 15:l, 6rt Ll .rlb:y.ltSa:r-i*,- 6t'o19". u,LiA r€,-* ,tf \ o-Ll <>!!.:(*;t*

"f-l o)JJi g-'! ,JlJ ..-'l 'J.Ji oi< Gjf

F;t .-66" oat:b rltiJ;b.,,BL./LlJ ls,fV :ly, ";:lf

-l ,<=;tt otlf.,Jfut^:ii" 0hif ..r)rl--

"rl !l:-l 6c.*,1 r.li-,1-t,r-'t-,l '.r)rL' c/l rlr:H 4i- 'ue\-t

Jt..,- 0J*:, C-b J-t56!1 .:)rt -. Ji-<5 J rArL./ ef t t"t G-lf -r,r5.;t<"

Ji,4.l :ly {/.fLl .:)rL.. 'fr* -b )l.tjL"f elt l, &3-,6La\*.. 'fut<'

<, a.5.r:-7 * .t:S,-l -L-f t-r€ o),1 tE & rl;*;L$.2 6ly. JJ t.ll-r"q 5L

.S!.rrf,tS{yl *r,Li.2J o.:to { rlrb oL.i:j c.+ti 6c^ii aJ:L. d r1l"r,0t<.1

ot*- rf jl ,.j31;,:- y"tSdl^;Li.; ,S:lS;\ C-b.rlr+ r:e.i rl-9*;l .rL- tl;a

Jre 4,ti lt4- c./-l -r: r,,..rl; "i"-lil

jl ,,r,,U'5.-\ - .1:-,)l ft, Ji'-'.f.f"rq oav slyo l. Cil oav tUt'J+t^j gtJ;rq .-/Ll .:)':L' F.,' s!

otS.,t ,3!.1 eV.lr.rllo-r;tlQ "rLl .:[.ry ',J*3 d/l .-#,5Lar.:;1r

t-,i Oi ! .rl;.g. 4 ,;-r,_/ )tbl 6 u-,t-,l dt+lJ, g* f-r^:-,| .:tJra 01L.,1: c->u

,)ij,-r>\o 3.:-,1 ,J^i Ajbl t+itr I.t-,".+.lb : e-h 4i1.0:.L, (tf fJr.rll$ rJ?J r:iq

,r-: dbl g.,tU, ot-J+Jlr r--- € gy 6.:'l ,*f if ,g)J ts-f ,t'V.Jt- -t+

o$ 4.i C/rt* g.rU-. ,t Cb..#Ll gt-acJ-r. j'l,yJ:l-r*; I t-ei dJ" .J'{L.i.-/J? b

,Sa,->syo \ sy-t g-l .r;lr,-ft*,| .:irl-, J 6.15t''" u,"l-.":;l d+ yl tl:*'l

1l 6ry;L5 tsli;s c-r .-jL;*'. "./i*,1

.5kJJ,"6"ffu,rJJf 6t^J--; 6lr'.61'-ti-

.rf -r,olr; k nf gllr3..:-.rr1 -f tu-1+.,6tat9., .<Jt<"

I ,.:*,1 .J^i 4jLl JJ st isf "fLl

+J:L." J+ jl 13ln-a)\- r:*'i;

,Jt".,:,; o.-p\ ,k $*U( f*" 4,Str ,ir-{- ,i;.:i-:t'-. (.-Jl)

&-f 'Q

Page 264: Continuum Mechanics for Engineers

O,*,.8.*4 agly aUgaa <Slalza" *& rrr

6;i : CijUn eUn

dl1.srL/ OtJ L tr ,ylr 6.r:.-.o.("LYl .sl^c"rb Cam ol;r a.f

.t-S,g t_t t),rVJft \ - \ y - 0 nJ.:L, :fi:L,* $i,.2

JS6" 0t* b orL 6;-,!l ,-tr; 6.r::*,r ,.*-l-rpt -:I tl;r *5

# oJ:1*9, o$ (*)

t;i -- K;1^n D^n

(\-\Y-0)

(Y-\Y-0)

(\"- tY-0)

'f,e? o/:;6. dtJ .r^rL/

4i =1*6tjDw* \ trt*D;1 (f - \y-O)

(0-\Y-0)

Ot-ii lt ju-.'z oArKij*.sL"ctlj 3 bo.,lJ s: it u:;st;1.JiJ.r nf

J::.,^,6 ;$x,*2 *)* p* s|* di j.r +5

,5+\ ,-;;f - r:; aJrL- (,;)

deqP : Su il

'C*'l

,F ,9-a"A(&-e 6!#l*" ,9;lrl ,>J.rL, 1.r;tPlSi= t {Qlrtii GiJtt -\y-o)

oii = Y Keii (:?-A\Y-0)

Page 265: Continuum Mechanics for Engineers

trr U-JI* <>U.;b t <Xly : g J,as

JJrsgoq 0l-j r[3*jfir,Sl^.r-l'ty,l { Q } s{ P } dir:6N

{p}= X p,#l= o

{QlM

=X q,#l- o

l..allv-\Y-0)

(vv-\Y-0)

01.; b .**,) I.S*,-J ,flr (r:i-+ .:,tl Lytl Qi s Pi +-lr di r, 6ci? JJlSr-;.i o?i t';! -r-,!"f F JSuK le.i-11: O#.J:.A.:,r.c

lsu" oar'Jb\ ,F : ;l{l,Jt"g-t, ctfl-q 1el, 'J.:L".

ds..,

v" A -f ) ii dt' l..cJtn- \Y-0)

32- aat

0ottrl.., ft - t') i; dt' (VA-\Y-0)

t- +.Y.(pv):. (1 -\Y-o)

,k' <r: . Ul 95.,,- I oJl $': t.r)rL, (e,')

,u = !'.

', = J"

t (f, Lif e(y 'i#iq {, J{, L-'g oJ-'i o':lr Jl'r ualt; dl ir at

.-t-,lr.f (trt c a:r-9*ro 6tr-t 2-, 6Jti Zu g-)*.*,ti #1,-' .1r rJ)lL." .1.<; Atf

, u#.-.fLl .:i:L, di.lll q cJ.,;l: jti *J1> ,.rY.:L, .+f q 'L^, Ol"r., ..r!.:L.

OlJif g<, r:,,):L, , gsf osfu.i:-r-, el4tii 0lJ:rt .gr-.1l-r Ct =l 6-t hlti

C=5"f c*'r6i tr U'U : 6a;V 61l"rf:Lj 3r y' 1r

(V - f - 0 d.:t -),-fu-r,aJrL, (JJl)

(pv*),* = o

Page 266: Continuum Mechanics for Engineers

OJ-Ji\.4 agly a;-9a <Sl.aLz^" cS+K" rrr

(Y - f - 0 aJ:t--) c.ff .r).:t -. 1.-,,)

o1;;*Pbi=Pi; l{ V.o +pb:pv (\.-A-0)

(\ V - V - 0 a.lrt',),S3JlaJ.:L.. (i;)

pit-o,j Di-pr+Ti,i= " \pit- a:D -pr+ V.q: o (\\-A-O)

teyo->ca r,Jlo.-L,i 'rt.l6ji r *;;3;rlf CV 3 b; u^r,> cSb;X 6f:f &f flu SQ;,oii, vi, p'W-,Jg-,-- ossL.4 &tj J;:*aJ-:L- * bV Oj

.>1lr-aa;: clll-. t t 4tF ccrt..^.or-; '*-lf

J:r;J.(, .lr , o_9)t -, .-r-,!.f! Ilr" nj:l-. o:jL- cclt-,.-.a * ,Jjfq;-,JtJ.$JJ or.l3i,-/L*^., Jr_q f - T $,t)aJrt -, r-, .r-,Ll ajrl-, ui; 6 Layl;l .,-:*,1 jU di.,1r os r:-,raj 0l+a +JlL. g,

.g!.f c.JL- d:l-, _lr; (q.,1t oiE) u;_:lf c^,-l_r.n

-t^:L €:l JL.^-,r d;ls-- \!t J ,h-rs-- C jr; ,ri;t<" .gLaOt4a Jlo) grr--o ,-J-.-*r 4 .rLl njr['- F s ,sf rrlrL, q .lr^, ,_fun, eJrL.

JSL..- bCf_l .J.tu.- ,*"tt ls oij sv;, p Jga- o: rJlJ,r<Jt<",,(;L.r* rJ.rl--

.rf f,"lf g)J,;; ,j--lr 5J:j..^A lglorL ttus*t-Lgta-ti-.

et'''carlson, D. E. (1984), "Linear thermoelasticity," in s. Ftugge's Hnndbuch der physik,

Vol. II (edited by C. Truesdell), Springer-Verlag, pp.1iZ-US.Coleman, B. D. and Noll, W. (1963), "The thermodynamics of elastic materials with

heat conduction and visco6ity," Arch. Rntionat Mech. Anal., Vol. 13, pp.16z-lrg $1,Coleman, B. D. and Mizel, V.l. (1964), "Existence of caloric equations of state in

thermodynamics," l, Clrcm. Phys., Vol. 40, pp. 1116-115 (4).Green, A. E. and Naghdi, P. M., Qgn), "A note on invariance under superposed rigid

body motions," l. of Elasticity,Yol. g, pp. l-8.Malvem, ! , E. (1969),lntrcduction to the Mechanics of o Continuous Medium, Prentice.

Hall, lnc., Englewood Cliffs, NI.Naghdi, P. M. (1984), "The theory of shells and plates," in s. Ftugge's Handbuch der

Physik, Vol. II (edited by C.Truesdell), Springer-Verlag, pp. a?-}aan.Van Wyleh, G.f. and Sonntag, R. E. (1965\, Fundamentals of Classic Thermodymanics,

Wiley, lnc., New York.

Page 267: Continuum Mechanics for Engineers

tr6 Url* <>A!* s c*l* :6 d,os

lil-

.r-- ;*s-;, * *:;l_";i il ,n; ?,.,:::::: j: ::;, -'

d I e*i ni d.s = f (e*i + e*i vh* - e** vi,k) ni dsdt Jr:'"'-- Js

f.n...-. rJsl*-.li1.t Jful 4*;;.,1.:r.:*,1 c(,-:.t-c \ - Y - 0 oJ:t - ,P*ij...uelr;f -6

c.JL Jr-l 1) J.r.r rl[-.i; .-u:,r" u.:r-L; It V 6,ll;)

i,,i = * I" o, = Iu v;,; dv

.J+S 64J\ t'-; t9,1*Y - 6

eri* ar, = I (wi * wivy -wir;)

1l-i 6:L d;*L 45 -t;.( crtj o t - O +k-.- 4?+ ;/j'.^a .l 6..1L; ;,-l ;t orLn;,t L 3

..t9r rlLi.r ,P- o VS Jt'-,U .j..aj ! ,:*,t l\ ,_ts-,<

* I, wiltids =+ J, tii*ahin;ds

glt*,' 0*+^^ t n-F.flj.ry-, a*2, )l o.:Li:-l ti f - O

dw'

# = i t1o akj - e ij* ero,q @^ vq);

+5 -r*.o: cltJ.;

* I"w;dv= l, Gii*at **iv;-w;v)n1 ds

Page 268: Continuum Mechanics for Engineers

O:--u.{r* agly a:-y1 6l^ L?n" c&Jl$ fw

;l c.*,1 .rtt* V a:,-J J&l o:L r:;-ra 6rL,;;, n5+1, cll-l; d - O

* I" w;dv = J, ( + eiir,a* r'iv) n1 ds

.r.:*rl o.t-! a3l2l t-; elte\ t>e)-t blJ,, , - 6

vt=

vY=

vr:

ax, - bx,

bx, - ax,

.t.;5 O.** .J.:i.-A Ll*.rb C )b , A tsl st ,,5

g ,-#"r b{V Jfil.* aJrL U-i (-lr)

f r:-,1 "i--Ftil .Sr t-i tv)a = o $ a; <:> p = p. e-rat 6,?s &(.jJt) ; g",q

.r:*,1 o.t-! orl:y-j &b L-i "1.ll

0F JL.1, ooV ';-'J- 14..',,.c(,- 6\V - 6

rij = -P. 6ii

crlgcJL..rl .Stf nJ-r+r,)t-!,r*-,.ry.J:[..-.;l o:li;,[ !.,:-,1 c{U.i-P..li;rn5

.r-5.Jt* t) ctlr-*. i;lig lJ ,i!'

oiDi:p.blp

Ut -:J.-t ;t .c.-,1 c"1U4k,sTp^54,&-hrt\xi = (\ + t lk) Xi cl,- A-A

+SO..l, k St, p. -tl ,*E o4,eet.ltP ,t -- o di*t1.: p = p.4j L-,- Jlfi

o= P'H' (k+tT :*q

Ll)Jttt - I \ - Y aJ.:L 1) o-LJ clrl orp,? - Y - 0 .l : \. - Y - 0 .1).rL :J; t, f - 0

.rg5

Page 269: Continuum Mechanics for Engineers

frv url* oA:6 s 16,,;les'a J-s

.S;L;11 orl-i,:*,i q l. -0e;ft hhj = I (wi * wi2; -wiv;)

ni ql: .il-5 u<l;i aJrL cr*# J

d (911\ _e;j*a*j*rwjvi.idt \p ) tp

6:L.;.:,.11 o:Uil t, t+i;f .l 150[1 fi *lr .r):l-- I I - O

.futvi=i*v1v;;

n5r*o, r.ll-i; . 'fu* aJsL.1

a (?r,) = @ii - p v; v); + pb;

at

Ooii = -pOiijl urt{.:tl*.F.SL"iJ-rft +5,j,.if, l-t6r.rlsL;t ,rl(-i tr-0

oo"7-'!o':::'""'":;

.fLl aJrL 6!l:,g:L a.l,r^,, tr." 6,- lf - 0

oii=dyDw+lBD;1

U.l S\n \reJ-' olii,i ' -J

lt 6f .rirL .J::"".-r L^*.rb f s a Lri 1: d ,.:-,1

.15;",*r'o:L

pii = pbi * @ + f) vi,ii + fvi;i : *q

oiuf JLrl cl;- JLtr Ai-!J^, t^" c(,- -ttmi f 0"1-3,5LrclL,4511.5 uZY lf - 6

.rsf o;lll ;pl Ll c,*,lJ+'r f - f - O oJ.rL "f5.i

1r )-* 6f .li.rL. 6.r*.o: ,lt-L:

Page 270: Continuum Mechanics for Engineers

O:-J,{fo ,gly a;-9,g3 ObL't^" cS*8" rrA

clyfl ,51+,--91;

e;11, oi* * m; = "

.r*iL irrt-Ai" $ljr# -&.t '* r.r-b +5.sLr,r,3 c*,1

v; = e;j{Dfr L-; JJI;O us-t,it+," . tr." Jf qlb:: JL.r: :^Lo g--t 4 6lt tO - O

t:SJ--'o;l"ul ;pl c.:r.";s g,-l 6,1r. Jtrr crL:.; .c*,1 6la,-11.1e>-e ,- jtt@j d:j*: rltl

;l c.*.1 etV glq-rlj

M; = 1ai IA)

ff ,?-p-l Jl^'Iij J tr J,r".h-' gb.l.,*,r.L"t lr* Jf bl.* JSMi.ri;, ^5

.c.*,1 ,t.r-l-L' t*,r; r.L-i ,-t-r,'..;

.q5 ;+ JJ ,l-f -J.o,i

Di r;' cll3; ,glr; u!13.2 l, - 6

iF-S - \ J.rt dir Jr*.;b (-iJl)

i:-t; - \ g_,, .',::; rJ*,ti (./)

oi Di : ps.anbnu I Yp. (v) oi Di = p iuPu I p. (i)t) : *qq \ - v - o aJrL .r+- 63jl JlfrJl . I r*" Jr 4*g.-a 4 .rb;r gl; .ror ot*x; lv - d

c*- .*L-cf u:.ot5 *L f* c{at--: ,s oJ,i 4jbt J"fu

K : * ot; ot1 I;i

..f-,tf .f \ O - O +k--., 1: ol-i ,--e.,--1,.., ,-/;-l ,yE I;i bi y oS

L-'g v ,*-- or,'' (Juil :13;.r:..;-t dll c,l*ii 1r,lt* ,slt,Jt.i- ql, dti rA- d

..t-,lf .f y; al.lt-,

h= IuPii,iix*x*-x;x)dV

U = J,, Pbi vi o" - I ,o,i ',i dv + J .',

t,6) ds

Page 271: Continuum Mechanics for Engineers

rrt

.gr aJlzl 1iJo glrJlFl fi )l ft.r5.r' 6,la 6,t-.-a .e

gtlf ,;,-l.t-o oili;t 3 r:*,t oii : - p. 6ii f|n,-F rri1, n54ir.9. L-.." cf{ lq - O

,$;l d.rLa:-j*,, L{.- J'-l,Sll +^, tlU;.r,-rf,t -h tt JSu" c.i+i Qi = - KT,i

.r:-.il: r.l/ lt r-t )5.:,

pi=-P.v;,i*pr*KT,;;

.r):t --;l .ulr;,r- ,53';l JrU.; d.r9.: rll*i.; of utf -P1: .,5;15" ,53-il & ftl" - a

jV; o,os-t.lr T - T - 0 alrl.-. .l^+.,-! 6)Jt ./J- JS' 1., .* .r-i g-,-q tSf.n-i,g s-,!,5jr;l d:tr.. V n'- 6y ^J^q t el*a O.p,ee:.o.1,. eJ:l.,o i e$rstfat

z-'l ,-; o.t_te\.+-J Jfu ,4 45 # ,-*t-t

ip F. v) + tr (a. D) - pb.v * div (a . v) = .

,/Ll drt ,6!b lu*,3*t -b,-., ci ftf t - a

o;i = - p 6ii + fr4 + pDikDki

.r.,rr crl-l; (Dii = .) . -r-!lry-*Ut'F o:Lftl er:.^..-r lr.rtJf JP r ac1i1.r *5$L

oi; - -Y p - YBIID

.rr-,1 ,|if.,o1, Lt tr.E g.l: UL-! IIp .li 2r *5

-q.o:crl-ij.r$Uy'rft-^r.f$-)l s!)t,Slt Y -A-0 alrt -. ;lff - A

oii:ft)r+tF)eii

Page 272: Continuum Mechanics for Engineers

O!{.rir. agly auga; cS/a/,zo" c*K. IAo

oij

oi

.r-:*,1 o.t-i a3l2l tl os-t'\..r-Ll .JrL ;; o;lJ .i- 6lr, ff - 0

- p6ij + tij

- p6;i + ),*6ij Dw * I lt* Dij (Y-rt-0d:t -qr-#Lft)

..l"-.l.li r:-,! ! y-; .J:L , c>{s-lr):t .o 2: u-l-,|oJrL i/-l ._i--6.q tl

pii = pbi-p,i + 0* + p*) v6i * lr* viji

..*l'.t d.rl.-.- c(,- Lr r+J :Jr-; lt : ? - A - 0 .1 jJl ? - x- 0 .r):l-.-. fl - O

.tt: ,FV t) o1ye\ ry:.. ,-fu-,YlJS*,-J

oij = dt { R } ew t { S } e;i

jl .u;.rL* .",,'rq { S } r { R } .U; j4 ebtilrll rril: d

{R}=W r ts}=+#? - X - 0 .,.,,Ll .:YrL c.1lSL.:.-;.(;-ylJS--J 4;-rr.' le.-., d,- €C oblf| - O

u5J jl Jel- 6tF,J:5ts1 r.:"ru,' o,rl- 6q jl .i-.,1- 4, 6,- .-Utr.f

o.Jt t-r .*"+t ,Jt--j jl ,.fib f (t) l,:.t-.i 4 o. ,.ti 2, ^J r.:-,1 o, t = o. f (t)

)le.ly Jt-te\l.left-l€rr,8rt.Oyt =OtT =Orr =Oyr =O11 = o *Sn-l

*;s C".n-l (t) : {e} , {p}

:tuL

etr G)= l# o. f (t), eYr = rrr = # o. f (t)

;l cf;b Jrr- .r-tt di:-)trS.*,-, Lp,^ J f V ?- \ y-O s-,Ll crY:L 45 +l5 obf -t O-A

Page 273: Continuum Mechanics for Engineers

rdt

f(t) : c{Uo. ;-r-\ -h .tt r:11:;lriorr = oflt) ,StF dJ r>"i +5! ,*,q ;,-l

qf.lsrrJ€rrJtrr orr =orr =olr =orr =ory = .l;Srsei.r:-,1 clL;;l ,r^,b

.r50..r,/(t) r {Q} r {P} jt ".*rb

ott'

rKtP) + {Q}:*q

e' '(f)

=

ett(f) =

ffiof(t)

g-eLib.;t.lj: - .fy-.r).SoJ.:t'. iti! "5l5

,F ,-e2* 1::ljl ,fi-il'L-f ;l or[iril L-f ,-A

'.r -i C.,,-p t-) otre \ ostfr5:b -r )-fu-:.r":;;r;.:;I -fv-o

,1, = 0(0, S*, Fu , i'u)

rK{P} + YtO}err(r)=fu of(t)

q = ry(O, 8*, Fu , i'u)

6;i = 6,i(0, 8r, Fu , it^)

Qi = 4i@,8*, Fu , i'u)

.+5Cbl b .,-Lt 6-! Cly J t't-- 61-oc,"-.:j.t-,

&i!(0, g*, Fka, Fkn) _ .ogi

Arlrp , gk, Fw, FkB)

Tw(0, F*n)

q(o,Fw)= --

_ F tT(o, Frn)ori =poirnT

+ 4i(o, Er,, FkB, o)g; ' '

(._ajl

(v

(v

(.r

(.i

Page 274: Continuum Mechanics for Engineers

OnJ+. agl21 a;-97i 15tbL;ov c*lS rAr

.*-r$,, -h t tt t) 4|'";t ht.r.r -f A-A

u -- tt(C6,r)

0 = 01c6,qy

oii = 6;i(Crqn,rt)

Q; : 1i(Cen,Q,8r)

..t*,or r,rt.l; fb-1, - .r-r-j)\S CA:1E o:ti:-,| t cf*:-,)l i:L cL,- s5lr1

- A{t0-_ery

u = it(C,ca,7)

o;i=i*^(h.&)r,

4gi2 "

aJ:l--.r, :L f-€ .S"#f"l- ,S)--jl n-',F-,-l^+-,6rt ;-.t eLu;f o:|.o, -l U -f t-d.r.,or rrl-.1 lt fi \l,lt o-r,i ,.-.,A- \ . -0

(..qJl&.,4

E=Q*Fin* = QUFiro (v

:r:*,1 y; ctlf q .--l-r |'-q o.r-!rrj;f-rr cJ.r- ,:.^; i,,or5U JU:;t *j +1, Jt-:j -f . -O

J+ =J

p* = p n5+frclb g.r.Sl+ ",yti e,p.rrYo-6 ll.*, i*:j1l o:tp-*,1 L-f l-d

-rJ et:* n-, .-Lr '+-.+

o-r-!,r4;ga-r c.fr g'd uJ ,Jt".iJ.! ,ltrrFni -r+, cJL:i -rr-o:-tiL-,r" JLiil

Page 275: Continuum Mechanics for Engineers

rar U_rl*,iU:6 I cy(st : g d,.s

oo,,* aomn

q=Qn *"

:.r.-o: r.ll-.iJ lt fi \lss -! ,,* i-"r*f^" '-Sf ..+.rLd 1l o':Lir'l U -ff-0

lr * -7VAB - ,-AB

u.an* -- IrAB

R^* = a,fin

(.rJt

(v

(v

3,i* = QuF*Qrl (.>

.r5o+.t,.or-i.-c,-rly-; +!rt , ett' r.6 6f q:^l- f-"? r.Ll],-) t)y y-fl-6

x(X, r) = aooj)\r t

*=er(rX**-u(r)ld.r*r: rll-5

v* : n(t) + ro(r) x [x+ - a(r)l

..:-,1 ,r-..-t di.lyl! ocs-'@ 3

Page 276: Continuum Mechanics for Engineers
Page 277: Continuum Mechanics for Engineers

}ei*Yt 2

,f-.5'Sjil "Sg Ji6 ' a;-"'-;"'Yl I - 2

-pu-b c:tr.1: ;:;: ,s r-#-l (\ ): t-r,l ,i*i b|' 3s U. 'J+-'!lr$J

:2> au+Jr cJl- q J,5c-ity c'..at'-.5!l'r osL 6 6'l<$(Y) 'l ''r'i! ''*f :l t*'

o5L rri €frf,1Jtt.*-,)l o.rl. &-rLirJl .!3U c.ils crllj qgLaii 0J-'t^l ! b

\ ,iLJ.:*,t ir<^-.6+*,)l .rhj-l 6 €rf AJ"ai 6J.'?'s '..:*'l '9-"'t!l 2L

- ;,l-;o.rt*,.gLr,r:--, L-,y r/Jl t-h.lttlJtiJ O',l \ - t J# 'J^:t ,FE'tu-,J;4t 6b:y;l5:&f ,gff .$r../ Ot-r.i 61by 11. 5 4;slS2! ,St^.=n'- U. 'L^'6 ,Ff

,i$-,il -rLi.r ,Jlr \l-r3.J::...^ gr1 J ,)i ,|i- .51.;L 'rl;* ,!'t'i 6 g-VlLt't-'

rt^:el ,frE J.r, d';='-+')l .:1.:ta:"i'"', ^t--b tr)t'- Al elt i t:*'l oJ.! o:ls Lra+'$

"r-'!.r '?l* elt V s

Js Js:,-rr r:Jil U-i '.t't';r 5v'')l l$-l ell ,f!l 'J:L' ' y rL- 1A

.a:.-,1

c = 9@) (\-\-2)

e;rsLa-r;-b {-rl )4 -,r e 3 r>l 0ru:' ,ss*E rl$' Cb -.<',- g 0i lr 6

;.r e,Slr,lt- Lli r..,15u{l -r: I et, Cb gly qJl 'J'rlo-\'i irfu ^S.-'t

,f-fs oe.7^n .f$,gJi;, s!..-r ef )t ,h Cb 4 ,i'; \ - \ - 2 d':L'

-r--t3 ! --U-tr L+ a-c-a.;),lttr*i;.5LaOt--rtJdt- J<,ti; 'rly-r'6 tF.fj c.:-,1 -hu*.JrE ,SJ-rlJ ,JtF) 6,1.a-i,"e3: dr*: ,t.L"j u*'' 'Jtit't 'f &-f ,FaJ:L-. g ,5.79511.+. ,*-J ,*b ..---1; jl f - V - f *JrL' d'-r- o'!l JF' !

Page 278: Continuum Mechanics for Engineers

C,:-qr" agly a:-9;1 cSl.aL:-" *& r67

WN"W8e

(JJl)

| -, JK"tdi-Yt (V) . ,L; .t*-)l (.,iJt) .str ,-F; - ,-F Cts* ,S; gg.2lsy.1! - grr.rf.rt+ 6l;.6^-.

d;-il -* stri'.t Q) ul;;

: e-tct' oJlJr b of t+r-t;.r ,p5,r, o.rk .lo - v - f

,ii=+ (#.#,)=+ ffi.#) =+ @;;*ui,) (y-\-r)

At' u,L;.<S-,yltli.r ,Jlf L g5*Ll rJ:L, , ,jf ov-f pp ?frs4 s:

'e'r€ O1ycoii=Cijuneun t- a=ge (r- \ -r)

*lt'.nfJ:7;" .r-!,-f \iJJ. yr : A\ 6,1.1: C;1p,,4r)l ?_t' )J.-lj dir:66c*,1 C\ e-S : u:J JJjtJ -es -,;a rl-;ti;

Crjtn=Cjiton=Cii^* (f-\-t)

o.(*,, .i. rr dr 6*-,r, :5trJ;fi ' :-X r);* ".'t-'tr"r 1s J.2ge, 6,b 0t-! Oljd J*iu o$ clt"1 fbply) .$t- .ll-l-1, ,tl*a*,,

o'ri : c'ri* t'* (0- \ -r)

(v)(v)

g,:b Y - \ - 2 d.rt', ti'!r^" ( lJr *r/ .S[^:.lib dlJ JUJI ;l; t L.l

Page 279: Continuum Mechanics for Engineers

rdy # ,\i2,-.-'.-Al ? J-s

o',i : aiq ai. "*

l_ i;i;iY'] o.^,, o.

.Jor,_/ lr 15 qp A - \ - P d.:t*, t i+:..- +*,-U,.1, 5

C';jp, - ai(I ap apk a*n C*m (?-\-?)

. pU irka {-t t-*tr 'S.,- dlJ JUJI oreU c G;'u-

ia.i-l ;r Ll .-r-U[ ojf e+-rr t aqlg .:-,1 OS--. Ciim V-ls,- , ;S.:Jb .,1r

ojf r.-r:) ,JL;y/l (.rr-U r:-,r jl I ,-rl$ !:.-,! ,-S;1lf 6il SQL-:I \l;ItCUu" eltoil-r -e o.r-1..j ,ru&1, ,-;;f C),->lil #"^A d't o.-f l.1 (.-rll

Og^ ! o:t-. cJ:-ib ,*,13 ,5;-,!l =-lr- ft

.1--Se F t, q'iJ,, jl ,-*b Fl.r-.r-Lt JiU .JSc",i:ci !.:L ,S+,Yl ,flr 6-r:;..^.o jW to*-rtJ grl..ritr.r,

.-r-,lf"f 89 ot; o.t/.1 c-. y* 09;6qt.is-r f - \ - 2 .J:L. L-'9 rJ^i dbl

,SLn*J_f 4;1s u>,-LgJ-j 4,;l o:ti:-,| t: 5J^ tly[i c.*,1 -;;o\ eV ;.."W 6lt'.

;f *--* Oli € t+:.,-l q b .,'*n--rf .<S-,!l gb.+ti g32 o-!,.tpJ) ss : ,*f : F

orr :0r

o\l = ol

orr : oY

ttt : €t

€YY : €Y

€Yr : €r

oYr:oYr:ol

dr\:off:0a

orr:0r\=0t

Ysyr=Ytrr:€v

Ysrt:Ytrr=60

Y€tr:Ytvt:tr

l..JJlv-\-p)

J

(vv- \ -t)

\Y - V - f aJrl-- tr qt-i; L)-- Sl-e, dy. ef gLndJ;. rr Jr ?-V dii.t a5

;t .:*l .ltF .5-9o 0;:tr 0tSl . ,.-cr--,11; C/tjl .c.*,1 ,fi ,jfoa=C"pep t- o=9e (^-\-t)

Page 280: Continuum Mechanics for Engineers

(J:r-t'.t.s agl2 o;-9;i <SbL,:a. .S!J|S" r6A

Jste\ A - \ - 2 d.rL, e_jV rfi.l c.r::...,r ,i.-i a;.lr 6!b jUy ,gto.:;;rr_;.r_*'ll$ yj

o\

ol

oY

ot

o6

o,

cr rcrYcrrcfic\6cv

ct\cncKcYrc\6cv

cncncrrcYrcY|cY?

cr\ct\cncwcrccv

cd\c$c6Yc(f.c66c6?

c?\crrc?Ycnc?6c??

€l

tY

tr

8Y

€a

e2

(.-Jl \"-\-t)

(9\.-\-t)

(q-\-r)

br.l-b,5 J+<-:J r-,tr.f ,2"13 ,,o:-eY? 6ljs 6 C,p qbi 6 €'* OtJ plt.J-4.:,rJ

,P-,s3;l JrL; $-*,1 -hi* 4tn 0,1 ts u1slf .rl,sti *fu_l ,;i tl

.{t_.f d^lSyj os-r-l \y - V - A .J.:t--

.r.i J^lJt \A - \ o - f d.:L. L-,rs (6,"j5 6t^J<-,-r"r" ,-*r,Slt S

,z-loriD;;p

u=Io;;i;;p

(p* 't-11 fi o;;,25 cSj;.| s.:-,1 pK .ft- 1.1J., .r!rb .fl g u );lr djtljl +-.1 ..r-r!r6tF! rfii.;s 'fu;1*aJsL,

c r5;_l ,S-rlirt* q oJ:Sl ;F,-l,ri..U,ri J^tF Jsl Fy ?_J*' t d,+"^A s p. = p J

r :detr =det(rr .#)= " .# (\\-\-p)

Page 281: Continuum Mechanics for Engineers

ss hur I il{a << \ "l-t-^bc rllS,r*"i-; 6trOU-rFor1'1 &-f ,ft )l r,d/-lJti

c,,IrL,rs c,.:B 4, -l p = p. Jor.-,/ 4+rl S dg 214;l I = \ .-5--r','J':L'.J-iJ.alJt\.-\-2

jl .*U W &;,53;l rp,-lor;5JLrt 6 GVf cs.fu-,!l ;t:il ,5ty

gr:l: -l -r-,tr.f 'F-S.St^.iJ,ru = u (eii)

.tuu---tiiUeii

1

'd-s:|,-/ s-'! r-/ \ o

\&r1j;; =

-p " ueii

.:-t-,,_l ,jls J-j U.\ L-,y (fo- l-131: ef ,$JDu* tu:;15 ,$Jl ,)ga

tt*=p,u (\0-\-2)

4"+j \f - \ -P d.rLr;l crrt..rf.rt+;l 6 Gvtr.t".rrir,r.!l *.ftJ,Su-p =p, Og.t-f,-;

o;i :p+ = + (\r-\-p)' Ueii Ueii

Cb .51 t37J.r,,LlJ ely ,"ia4 d*-,yl .rLit rL; "/-l

-rr 6c.*,1 t'3 0[U

4.-p -,y i..,! \t - \ - 2 +J:L, tl ,S$r{lrrr, ! t^,JiJ oi;t 6 ,-#-5,S3Jl

,-p..:,*,1 ,9"",A(;-6.:ly. ,".is-r ty,l w;''-ys Ap d/+ 5,$:ly.rPL-/

-rLi-r jl ,-# vi'-y; tf o6jyl ,-iss, OJI {1'*J-1r rbl 'fr-S

)l:}t taz':.' "*ti j;r^

6a-f-r[*f ,gLaJ<-lr* 6 obl r.]-)-9J:tr &>t c a*r,.r.!l n*,-U'. JrU,J::-,!tl+.. Jf a* 0.r1.: .t*i q.f*fr"f as-',j b \P - \ - t +JrL, 'J^i ub J.3 c$bu,

f{-rb

(\Y-\-t)raJ.,1-:

(\r- \ -t)

- \ - P rJrLr ! p+t.- r*,-U." -lr l

(\Y-\-2)

u* (eij) =u*(") . Wrr + + W e;1 epnt "' (\v-\-P)

Page 282: Continuum Mechanics for Engineers

O?-u,+4 agly a:-92a 66 L!^" {Jlfv. f?o

6ii=+ =*:!") + **,(") em*...'' Ut;i Ueii \e;i\epn

\t-\-2nJ.rl*,;l

(\A-\-t)

l.r .r1l$ rtrJ 'rL ,ffoJ+ gjb ;s o$L.tiL ,3bris 6 ,F,g ,f, J j .. ,g-,ri,f \,Fd^+t.iig:.it:.KUcu*,,.J.iL: r,i= o 6r?rr>lo;i- o 4+rl

.rf 0t*: &f ,S3tl Cti u,,LlJ.rs-n dr+.rlid l,,};.fuyl ..f|*,l drl--

lru*( olo'i=ffi€b'=c;iu"eu' (\1-\-r)

sFJJr Oil d,:'t 1*e. .-5!i.ri 4 Ll cr3*i,r,JAU Y - \ - 2 drt . ! Ot*Sr- d:t - ylg-llr.lr5l 4(L c.:*,1 :l-,tt y - \ - p aJ.:L. L-,y rg cll* 6Jtjj !A +j c.:-;lr

C,j^=Cur;j (y.-\-t)...:*,1 il d+J> *A.6

0\u*(") - ltu*(")de;1 ilep, \epn1e;i

.J,o.:r.-. ,Ji.6tJY\ q y? ,ll:Ciim raL:, ,Slonily rl_u ,;f ,SjJl Cb ,_l--l .r-,"t-r, r:,-.-i;.r osL culi. oalf jl ,I-V,S*-,Y| sVis ,fV {tl Sltd,j-:* uj.K,fflrr tV- \ -PaJ.rl.'...1.r \1- \ -pdrl,-'A&V!n5rr +i.4i.rg*,r

r-tJi Oli.f 09l5l , ,rXif * ,;; *V -ltt, .<,_

u*(ei) = iCr* e;j em = io,j t,j (l-all y\ - \ - t)

.tt-l uas: JJ os-*o A - \ - t oJlt- 6.1ljfiLj tr 5

u*(e) = iC*sa€f : *ooto (VT\-\-t)

..:*,lf{0ltl y? ,l r,1L:, c4l3 y \ -t.A Cof : CBo c;;W L-i \ ,

Page 283: Continuum Mechanics for Engineers

t7l F '\t2,*.'.Al ? d^s

t<r'*'Yl 6bctti , :rS;t-,,.a ilg,' LSIJa tSg Ji6 I - 2il .rrtr t-rh ,-t..ilf .(*-,il 'Ii dtJl Uri eJ.*,.-,S.,- c^; 0.r1..1ki1 JltiLi, Uti rr a-ev d c"r; f t

'f ,:*.1.(.:-,)lo.:L 1l r>.--a J.ib c:'u.a3 rL.*r.

Ci* '.?-l)e L-,g 4Jf--*? ..4 .5*r!l ,al-r* Jl ., .;>{,', .J-it+ .full ,.r-rf-,

cJ-i orl.: J*;J 4 ;l +tn g )t gt' 66tf e3.ra'a y' tr l:"1 oli o:1.: 6.al9.r !.ii ./Ll d.rL, c J9" * .Slt.Je-F .r,;9/.'n ,+ -U o16 ! rli ,.r;U 0LK,-

drr-l jt ,g.rl.u eJu..U,r.. .lFt ,.^"rp l-l tti -r-lU ,ft*^o 6 6lo:L ..r11: ,5.:-,)t ,.:rb

.rf f,ftf , 'd-rd.g!"f !b gl59 5,5+"!l .,1-rti; a.-.1s r.,Llf lr rl-r"

s-*V 4 f - \ - 2 +JrL'-. g .5.$*,)l JJ*,Li JS6-./1i.-,-l 6.tfL,^^"

e:-*jb q.r-'.;L :f;L *"r JJ*,b .i- .#c.Jt--.r, .slr lrka +y t-&L"^,!

-fl-t g.o- 1l.r2*l 6lasy- te,.eu 4;l -rrt ;" JE:;tJ^ q .r!-1, a-ilJ,,6c^""1

(rl-t--el) *- r-;--. 6La;-p,b urL"t J g.li-;-f -* )l -e 6La;y,*,b..t-iL -r;;01-trt-\ -21*rb .(tolby) JJI$ )trJ.J-rl rl-,,",rKrL,'.-n 6to;9*rb Ll .-r::.,.o .tf;L'**n

,Sl^.r_l-b QJI 6rr, ?:s p J:.21.r;.1.: ^AJ-, OlPq It fJf 6blJ.: 6 I

€:+ rJi;t ..^-n )J*rV Q;.tO - t ,Jz,- q r-t' Lf) J::..A^ g-l: +l,r rFL^^^

f b grk-a €:- rFt*...n )J*'V.fl-ll.r:" .-r-,tf"f c-:(-t- rLi , -p* ly'dJFi o2;eat 0i5l ,".r 5 rl: rrt*i.i Jli € -uq Flt' 6btJ: .r)\q 6!11 6,rt53

r=5.-r ,S-r 9 elt

Ci*=1.6iPn^+ p(6*6p#6oOiil + f @*6i^-6;^6p (\ -Y-2)

,J-l .C;iton = Ciito, = Cri^*i Y - \ - 2 *J.:L, L-' y Ll .-r::..^,o r-v B J P, 1,.1i .1, 6

st j , t "f

hL+ tr .,;a --JU. *. 'ri 0t"1 6Lrcllti; dlJ {q B 6 sVt€ Lt'y,,;ts ,aj o:V

f (6i* 6i^ - 6;^ 6p) = f (6i* 6i^ - 6p 6;r)

\-Y-P.tit- ",,i"tiaJrL,

Jr-,f ,r1l3tr,.*lfQf = . QAP = -B r;.,J.,-loJ.aLL

...-:-il.: f=flJt Y - \ - 2 J.:L, 1.r

6ii = (]' 6ii 6u, * F 6* 6n + F 6n 6p eu"

Page 284: Continuum Mechanics for Engineers

(J:r-r'qr* agly a;-9;i <SbL':o" *lS. f7r

.{t-.f ,-rb6y-j Os-te\.J.il,dA c..n"t- 6-rt-rK-t- U tl

o,i =)r6;i eps* \ trte;i (y-y-p)

9y -t-3 olt.il >\J 5.iFL^ ..r-,!"f ,j;t-^" .(::-,!l tli-r ,Jtf 89 6yB 66p sl .^rtj J) ! €-r-r Oyu .:"Li Y\ c ,-fu*,)l rft ** -rkir gtr 6p-.1lr

..(*:*,!l o.rL 6lr-, ^5r-# ej .tt-,| *it_ Lri$6r-,tf,.f uA agLa+b ^t t-iJ,*

gg6.2y-,.f:t-..^, F.*-,!l :& f--?.<,- g/16 J*rs,.ll;; I - f -? cJU

re-rte-..1"r !t*"ll ,s!J,sl.lqb 4-9 J::*.4 P, eJ ,JxJfJ u,lJ,5tol.prb ;lel.a:i \:*,J,r t{Ji,rLrt

drr-t l-i t4-t I -r;! ei1 J.al6Laca.7 t, &- ,5bcJL"; i@ g = \, y, f) Jl ,bg.uu_i Y-Y -tdsL,;l ,tSi;ir,.r.iq @ = l, y, f) 6tk)W,rbfrrE,t^JtJ

.f.^r,-f Js-tJ 11Oy,et, t1 6l+Lij

o,i n/d = (), 6;i ew * t pefl nfa)

1 n{d ew * I preii n,@)

'l-L:* tSu- O.rLi cl; slJi: +f *o 6lH l-l .f,rl+: rJ.:t*.... e1r1 ,nfd ;tr.*ii rr t,ffd = o@6ijnjQ)

o,i ,/t) - JL e& n{at * \ 1teg1 n/a)

[ )' tw * \ pegl l n!t)

J^lJt ,>r.lS n{d url^i 6lt c€*,1 ,-;;fAt-t, uJllep, = 0rrl * €111 * €6.1 ofr s

Page 285: Continuum Mechanics for Engineers

,*J C)d

o,inld = {},[ etrr * €rrr * e1y1l * \ Fee)] n!t)

6blro+"^.r.J.::...^ ,;s,tbl6Lrc-a7 r{d @ = \, Y, Y) 5-r.a:.-/0tJdrL'yt..sltr.f li Js-yet, ubl r.ij y.rtfu

ok)=lIt,rr*errr*e6'1 ]* \Pe@ (q= \,Y,Y)

Jss.0td b,-,*, -t

ef.Sto.iJJ, lfb Y - Y - 2 .rJ.rL, Oli €Jrt*1i = j 0.:lr rp L Y - \ - ? d.rt--. 2l o;i'-",-.r.t ! e,1 l-urlr, t+ .r{ b .rf ,,-&-

6ii=Ylrew*\pe;; =(f ,1 + f ft)e;i (r - Y - t)

,f-S-- Fi 6f - Y - 2 aJrL" tt,;-f--V s eii cAlJ.Y - Y - 2 drL, JF t c o15l

. - g g-,J,r. rrSi:t..^" .-/Ll d:L,

.g-!1j 0liddrL, d/-l Ort'ti#j o;L-e.r !r,11K'.i,i * ,ft-r,3 Jt:-.- 12L'.

7+u,,i = ffi {l \ + ffil"u -ffi a,i "* I

(Y - Y - r)

(0 - Y - 2)

r=5*rr* ftWt:t1-ilt7 - Y - t)

J

(v?-Y-t)

p = tt (Y.j'+ I P)l+tt

1- Y (),+P)

Page 286: Continuum Mechanics for Engineers

O2-Ji*4 agly a;-9a 61.6 ty^" *K" r?r

.J.r l,rrtr Jj J* atv 3E 'f+

gLnc"rtt yJrf;L*", -lL$; .Slf di9r 0_/E

,ii = * tf '' * v) o;i -v6;1 opl

.'t Ev-:--_1,Y(\ +v) (-iJlr-y-p)

.syul(ir^-Y-t)

(elti =i= \) (,-i1l q- Y-2)

(elti=/=Y) (V1-Y-t)

(,Slti=j=y) (Vq-\-?)

(v-Y-r)

\.+-Sc ovln c;.,,"-rls v s .f,--,rru.Al clsuosL 1A \ &U <Jruf E Li-|1:.4J" ! +', ,f*.)l Ol;4- st -flt {"{..^lb Jt Ali,€, c.lti J) d/l;l ,*tr.J;

.tF€ e--p t) os-roe' <22.,L <JsuL- ,f n Jsut-url .rf

K- Y(t-rv)

.r)l- L-f)J;l c$lor-i, ,:-,* ,3t ,t 6K sG , v , E ,Sl,qU ,Fjj Ji.,Llj

6sF.<; ,iJ cJl-- .,1r ..Ji.i...,a O*S "!6 I - ? JSS -,1r oJ-i o.:l: F-LJ ,F eV

(,-r.ll Y -? F)g..€lu,+ilJ'lL: o1 = +o. l.xrc^{?Js.r:g_0Llitu'i..:.t)

.(oii = * 6. Jfr) $:./ q"t V _ y _ i rJrL,

orr + 6.II

E E

.I vo.tyt=-Uttt=T

.I vo.8tT= -Utu =-Z--

(..tt";) ,5f,or; dp ,:*,tji ?-_t' E p,.c.*,| jei * j ,Sll il.gLa;f ,i++^r6q "i- .rtJ ,-;;;- ,'1..:';.;|.:y-j :-.jt c L,-,J:A J-;f ,-r.i!"f t,lrlf 6sFJ J-rL.:b-r;l

';s g-*r iriJi ;"- E > . .f ,F 4?i.(-ijl \ - p J*).r-,1.i,_/

g*jr, 'r3,!

q - Y - P aJsLr\:.^*.! Vy J,;,Jr 1l ..r.o.:6 l*,-;^SlLLi*:-;

Page 287: Continuum Mechanics for Engineers

r7d ,# 'r::'i:ulJ rla

s3i 6l,;^Oi r-<* ; ,s!./ ;JS )l u.iU r--lr ;* JV I r-l-r .,.Jt? '$ttt;Jorr : ". ttllr

r,5r, ? Y - ? JSa.;s oJ^i orl.r lLij '.:L ,-3y c,Jl-,Sl;.-r-,t:"f

g,;l: V - Y - 2 d.rL, jl ec*'l *.6'*s y-L ,-f b

\ *rr T.€rY= E orY=Ta (,*Ul \"-Y-2)

\ f - V - Y nJ.rLr;l ':U:-,1 t: o.f.u6,n .St^.15f ,JtJ t

,rr = T--b (.7\.-Y-2)

ott

9z

(v)I-'JK'

ort- r,.ir- (?), Gssu.s,' rJi5 (e,il|) . o.rt- r::--;,.:,YL-'

(.-iJl)

,c;l;S,- 6s5il.5' u'i.i5 (-,) ,

.Oll=Olt=Ofr

Page 288: Continuum Mechanics for Engineers

O.'JJ* ag(y ru*94 <SbLza" c*& t77

)l .tFC ,ff (tstL$) 6sF ui'*S 61L E 6sllr '#

trL-r o:L 'rt 6lt1G 6

6s3ru r,-' u;,S..:Jt- g1IJ., 'rt)tt ..:*,1 oI3 11.:il G Clt <SFx dl&lL -l-r Orl

,L:;lp ; . t-l oii =tpdijr,?Y -? )Sa(.{rk*,lJr*r-rLtit_)cilr*-

,f..:tr(\-Y/)t):: -"E (\\-Y-P)

L t )1 }*V,,a> rrt .; +,.1s p -rlliK LF J-lJr:Jtl,;",1 0l-rd oi;l +f

.(\A - V - Y drL, 1r_t' er) $r"/ Jattrt e;; u.'SOli r.f l:6-* oiUKJG .gLa.'rl3;lo:$i^l! rfc;t., ol'.iilt.- -u_t ,#+^a.rY.rL. ci? g+,, erJ,.nj 0t i ,_,iryJ ui5 6b1.p,b 6sf s ilFl ,gt".iJ.rr:i..>J

..:-ib f'+lF t, y:(,_iJt \ Y - T - 2)

(v\Y-T-2)

+ltt

--'K\-Ytr

€-': =L'F

,b

.$r"/ 0Lij V - Y - 2 d.:L, qlL.e{ .C=:5"f

Si = f Gqii

oii = Y lfr.ii

tf;t*ap :l.t'61J. Sg liti o KraVl ,rU; f - f)J*t/.;..5- d 9 .fLlf | - ? .:..*;;, .tr(;t-...- -rLi., 6111 59 OjU

.J::*,)l 0tE; g-aLi- ;t l, r4.;; i,..., .J-i +;-ilj.f t:.t s! frt<a {tr, rFl-..^,!

6 ,l-Vl rlL.r ,:-- J"6 <S*il csb,:<r l.url rti;t+t ,St: ..r,-ei c...,-q 6li,lL. Cq,.(f-,Yt ,SLncttJ rf ,gl,r-tn 4 -lr Ox',x',x.', s&rxrxr g3U 6b,.p L-,y

6- .lU.:t jl .€,g,-r-J- l-l lt.f "/tl J*tt rl3{ 14.1.g.. 1cl'il r: dH JElt

6i 1.:*; csss* (fi, lJl ot&6!l-r o.rL €f a(r50Li l2 sj*4 Jr ,-F*6!l.r o.:L €f C o-ruitl 6l+*i.a I # Lale-,;l .,.,6i,;l .i-,lti;tJt .c*,t sF0;W y>,' 4 6 $r"/ 0t-! b rr:Jl- UJt f -? )5;..:.*,1 ,gloo,l'- +-U( Or&Ol;.rt xfi1 taite 5-trr6 Ot.ii b u,-ut 9 f - ? )5,;5Jb tr .$! ,5,;-,)l

A )l 9Y - ? )Sa ls r"lK*jl .Slf JtiJl .S Gil|>..:*,i .SS-,Y| isj.jr o.;-(ritt tf,g.rt-ag.. olK:-,, &- &'rx'p'y 6l-n2g^.6 t-f ,-SJ"!) ,>-,1

"-):;.*;l l, -iJl Y - ? Jii ls.ri sF 6irl,"',

^ ..ts; tb* ! o.rlaL,l.:;y 0.lb ,.rtL->\,

Ot& 4A5;.i- 6c*.1 .,53 r[U oL"^A .,.:*,1 N = Y r I 0 diJ.t atl:..U,-f N nyr,

Page 289: Continuum Mechanics for Engineers

)l 6leS a,-, Jr y' ,JlJ ,J::-,)l 6La.:rti 6lil o.1l: y.1: l, .tr5;1.,.^.n ;U, (**A(

.sb.f .5!q r*d 09.r, a.tij tti 1: p-?tr 6,ls;'2>u

11 r4

(dJl)

r-r$,.... J2-0 .11.r.;t { .ll.r.lr (e,il1) .5lla,i.a ,}; ,5la

J-(.J ditL, .1r--)l 0tLii .e,;e ,S' 6xpt bJLe jl ,;U .:rlf 0i5l

xi

./)(

.r.rL- eilJ,F. c,JL-- y_l ,Slr JUJI g--iV f*5.-f !f)J b -t-,!._f ?Y - 7

;l c*,1

;]L:llaiil = (\ -\"-t)

Page 290: Continuum Mechanics for Engineers

,f-JV r$!.ls t"Jti;t .*f t r; .gtariJ -r cSUF .-Uyj ! ,r'*T:;;

11,, 1:; ;: ] f, I,] [; 1l] f, :']

| "-' o' -o' I

=

l; :, ; I (rr Y-r-',

C,:--rL1.,o 6ly o;*94 gbL,:^" csrJg" r7A

o\ = Crrsr + C,re, * Crrer * Crfr * C,oeo * Crre, (f _f _t)

.c-ilr f=ftf ,r-ib.._f _r*o cl.lt olK:-,, crrlt: Ca 6 6ltrjS+,

hi,l I': i::: ] [].,]h:: ll {]

Ii]ilL;::t::i:.ldlf g,;1, .?j c.r,r*.r .rak, A - \ - 2 rJ:L, -ls c"tu yP,r.L;

**I

Page 291: Continuum Mechanics for Engineers

o'\: Ctte" * Ctre', * Ctrs'r * Ctf'r * C,oe'o * Cve', (f-r-r)

{.o'o - - oa

aJ:L, ra..:j -lr

(o = f, O) Jo'o:oq(a - \, I f, P) -;jl Y -Y-P d:L';l t'l

t'o = - eo (a = Y, 0) J s'o = Ea (a : \, \, Y, ?) JIP,J.^!.J-XJ.6tJtY-Y-t

o'\ = ol = Crtsr * Ctte, * Crrer-Crtsr-Croso * Crre, (0-r-P)

L)uOJ-l rs(i-l 61Lo9Ju" 4L-)\^00 -f - 2 d:L' tf f - Y -? +J:L"*,I-U" tl

tf .Cr, = Cro = . f.-il-t c*il.:4,t-f ,gLf 4;51-".' (-ur.:,r.- OUj b ot ;1J5.p)

Jo'o = oa (q : Y, Y, il \ls: jl *r,/ +F t rsiss 0t^r,.lrrJJ!-;,, Crr, Cro Crn C* Cyr,S-:-,Yl 6ta.-rti,f,,5r*,-U, l) o'o = - oa (a = Y, 0)

Ar;.ax\\ p.;e^3-l .Slf !U"^A CrcJCrr, Cor, Cor, Cor, Cor, Crr, Cr, C1

Al elt..(;-,!l c^:b "r"-yL

c a,Ll C-l l.JjJ'4 ie 6.* J.,-! st ..(t-')l Ortb

.c^""1 J-i,F6!b.:Jt-

l'"',t'rt',| .',t,,,r,...

1",,c',c'.

"a

lt,,rurn

o

o

CttCto

CotCoo

o

" Ctr

"Cvo

"rro

o

"Cn

IC"pl = (? -Y - 7)

n:-.ils t-t+s A; 6;l Ctr 6- Jt ,**^r .{t-,.r ,rf,![Sr. 1 Jiel c".B YP -r

.$t- JotJt,ri^S \Y q ;r-r-c4b Y" ./-ll Cof = CBooKil '-uq6 ssxfi1 e.;4 ! Ol'-; f.A,5+-,)l urf b,;v &- x* at..;e g;';^rJt, Cro , Cr, , Cr, , Cr, ^S 1-:irf g-,IJ 6/ '.r; bl-* Cs: :lF U 6-UU 4t4j

.{t*,-f .rb5y-j Js-re\t' jttS .""-r,'L -e Ju-ib. -P 4\ Crr JCr, , Cr, , Cor

Page 292: Continuum Mechanics for Engineers

O*r!1-o agly a;-921 <SLaLz^" *& fYo

["',t',",,I c,,c,'c,.

I t''t"t'' o

C,,IC"pl = (v-r-P)tCoo o

o oCrr

?-f .i q r-,q n:-ib t1..J ef ,S3Jl eU ft \, ;r-* ?--t' c.rjle.r 6!tr l.f

Js-iJl.rJj aaie -9-r b olr^.o ,-{:-,yl o)w 4r,Je 4 p" xr\ fl'-l +l+ .-u.s€

OtU; .c.;e a*, +S.5lorL d ."ra:,_r^, b C"e Lr"-jt l ,S-fir cli^tt6^ ,J-it:

,-,--i['., 3 o.2-i,ua oJ.lti *s:-y:l os! 4 $q r:..ils e J )J,q-e -l{-lr.<s-,yr.,.:*,1 o-t.i osl.r V - Y - P rJ.rL.;.r 6.:-,1 0i.*-,Yt 6bc":ll

- Jl-p ,g)L L rf;L**,. ,-r--jU f .1,-l;,rrl .fu-,Yl ,*,_;L ui^Kk-i Ua.rl .slr.r--r.t'. dJ:+^-,t J Y - ? JS.i -,1r oJ-x o.:lr 6[.j^i .(::-,)l tt,l]E yz,-,Crr= Cv p.:i,;f \:-,! (,JJl Y-t r$--l)x, sFJf 1. o 0l-llr b.srl,r, JeVrr :f Jf 1. o 0l-llr Slt .Coo = C2 J Crr = Crr, Ct, - C*, Cr, = C.Crr = Crr, Cr,, = Crr, C,r = Crr , Cr, = Cvr 16t_*goJ"aLi.. (:y-? J^(-.x)

f:i'f {,*,J.r (V f - ? ,F) \ uil;J;- fA o,.,lrl, lf , rfYlf .Crv = Coo J.rL.'i! Cop * Crl lllj.f Crr = I sC,,,, = 1t sl:;l,j! rO*lrre.y Crr - C\r -C,,d/J-.: ,ft..*^.rLi-l el:..\ ,Sii*,Yt *-\f ,f-ji3 rl: r.a*i,.-i; u) 6bc,flJ 1.1

.r.l.--iJi OSye

)u+\pl1

o

o

o

1

1+\p1

o

o

o

1

1

)t+rpto

o

o

o

lt

o

p

o

o

lto

I C"n l= (^-Y-r)

Page 293: Continuum Mechanics for Engineers

rrrri (-iJl)

(.r)

xsrxi

xi,4

x2

(v)r -, JS-,

.y,r Jr "rl-21r

foo (V) :\ Jy Jl15:t"o (./) , x1 Jsz.rflr too (-iJt) .-strr JLiill sdJs Jrl'r+

,g+.St^c.rtJ -tJli€l:,*-iU;r,l'?

- Y - 2 d:L'.,1r o-t-'i Clrl ' ;uL;;l

JJ Js-ree'. u*'-;V jii.1: ,ft-*^,t f cslt 59 OiU {+ri.;': e':r5 bla.v 1E

xf

'ty'r fV

Page 294: Continuum Mechanics for Engineers

O:-$.F agly o:-9;1 6lbL:a *tg ryf

E=-(t+v)(t-rv)

Voo

Voo

\4oo

" + (t-tr') o

o o ! (vtv)Y.

rI

\ -t)

l)

v

o

o

o

v

\4t

l)

tl

eY

tr

"],^ltrli f,-*f

(q-r-r)

)gf e,-" Jel ,:J3t-,,^a *et *ylt qUl *yl f - p6sll: Jstl.t,-sbf y *b q*-;-,)l .fLt $l* ,F :.rY.,t-. J.f..jJ,r1Lac.=r'-iJ t rsJan .1,1t-,1;-Vt .g*-F.-f 4.1"*lJ( J ,VU(E*l)ll, t+ic.{rQsF")t J .<JU*,1,.:*,!l -lr -/.1.: .J-jlor.i -h;-f ,.f_t -l cSb-l-* dc.*,1

411; &JU- ssf .Sii-"Yl f--?.-J-lr ttei u"L"j,JtJ Jr-q oatls 0lJia.r)rl-,1: ..lrf 0".1i ls j-e 6ss u,a;.-*, t_lri Jr-q Oh.a 6tr-r;:, U^J 6L_a 1.r l rr:fJr-l-i Ol+^i bOtir;;.,9 La.:.er-, 6ss 4sl llt . .{ae.r;"^.,y1 $l* cJt-

'sr cr.'bJ-ib l) Os-ft;. uJ:;. Ohi. .r)sL. l5.ll>.;s .S;L-,I9*,Yi dlJ b e--..t

.€'*U_i.Jrb..rY.rt-. (JJl)

oii;*pbi= o (\-y-p)6t<",#r - ,-;;f eb (:)

T si = u;; * ui,i

6ii=1,6;1 epr*\trte;1

,ii : * t rr * v) o;i -vd;1 op,l

(Y-f-2)59 0,/U (.-;)

(JJlr-Y-t)t_

(vY-r-t)

Page 295: Continuum Mechanics for Engineers

,+"-7' ", Al ? J-s

.:;,Q jl *5lt F 4" -dj.1r J.L:-^.^A f9t bi 6^-- db-l-* 6 tArf ,f -f YJ,"r.

seii &f ,:-i c oij j;.#;l .:*,1 lr.,Lr €..c P l--i-l.,.: o-t-i c*'gi tJ.:L'

*) ol:V jl F- I rJ;, d,.fti S e)-t" * ett {! lf ,-h-l;.u; clK"..r# u,

'F,-r -*t!.IlloJ.i O*.J t? l-ca.1r LaOlS"r*rU - t

ui : u*i (x) 6s; S (Y-Y-r)

..:*,1 oS g6J q.5.<, FU-* o.;i:-, ,Ji 1r 5.$lo$ O:F t- e^,o.1l tor:.5- Y

t,(i)-_1.*6) d.Js s (o-f-t)

.$lo-t-3 O# S ltSr .:-"J 6;; bclt(rr*.u - f

u; = u;* (x) 6ss 'S\ ('i)l ? - f - t)

S, '"UL.riq C!, gjs o-I; O.F ,5LariJ5t 'lr^"o

6s.t SY (:7 -r -?)

-..,eJt{ji +fc.*,|,lit: f - Y - ? ti \ - Y - ? 0[ir .r)-:L, 1: a;(j r/-J,+

,F csLn-l-x: ,sl-t ,-1-.i-r;(t'rritt' , o,i"' ;lLut".J::*r! ,k tiJJr€+,

,sly. ,-F 4 il,(t) Jr;j(') , orj"' 6.J1-;r c-tliL rr'*(i) 6"J"- 61.or:.53 \b*i

,tKi,.lu-i[ tr'*(i) G"J"-'6Lari59 'b*; un-- cSLn-1.*

o;i : orj$,

-r;1., r,(i) =

+ oitt' , t;j - ,itt' + ritt' J ui = tti(\) + ui$)

tr.x(i) * tr.*(i) J br :'b*; * yb*i 6 ;*: eltl:.Jb 4l.c

Page 296: Continuum Mechanics for Engineers

O*.J:4f agly a:-92-, 6lb \^" *(& fyr

,F "-^.,1i-YlJ, bJ- at-*-,tj;.: J-i.,o JU*l 6c"r,ib,r, fiI g,> ,!.lOq Al .$C..t-,lf

"for.l orlr f - Y - 2 eJ.:L, L-,9 t^Otirp -J

ej-t Ja,-l,.i 6 ;Bl* 6lJ

f+sr.ii--- OlJi+ rr)rt'-. )ll-2 Jga- r-;;-S J rj;:;:y J.ol3; j.:-b t,Sl; sc*,l

eJ:L, ,S:I-K-E L: , .r-, .SU JX+, OK".=J ,St".il_1.

-J-Ui 4k,... 6 6larf a,

d-, (\ - f - 2 ,J-rt-.) Jrb,.:Y.:L*r;s +a;J,9 (Y - f - P J.rl--;,5J,r O;jU.lr y - y - ?

.Fssl€ i..*J.r lJr rfr, Gf ,Flrn-, aJ.rL,

Itui;j + (), + p) \;; * pbi = o (v-Y-r)

*s-tljLl oii*J rfrli --')-rb.r-l sU'F,s--fl.J::.,.^ u& E|b <>Ut6., ^f

Y - Y - 2 al:t -.1rl:*,lO<^-.4+rt0i, Ju5g.rbb f - y -? drL-. tSjy-t;g++*Abtr.rj;.-rJlr- f -P drl--;.:cl.rrS ef.-V ! rrqtqlt^.""f lr r-r, U-f--q

.-q[ JpVr,J-it-.: oJ-i o.rls (0 - f - P drL.) G-L .5tAui*i5 *J. Sj-t \l-i e:,59 O-;;t-r l.i ..rtr"r, b (rv - v - f aJ:L,) 6a-5r1.*r ebef el16j31L.r)sL.,S*.r$^c .g.rl-u jl ,-*,,.li_i c*,.r, Jrb .:)rL. b rrf .J; (V y - f - p aJ.:Lr)

.V)ut';aj ,:)rL.. a.,

o;1,k7+ s. or*jj*p (b;; +b1) + ! -6;1 pb4u- " (,t -f -?)

JrL;.rY.rl-- tr:=l;rr.-r-.i!"f ,J4- €lr\ li; ,grK;L <>U.tiu*\as-r 6o.:1*, p:q-,1-*- Ll s{.-.1 ,;jj.gl.ar;J -f h 6111 u.;.,.*...{ J-b.ry.rLr;rlp--q c.(;-5rL*r ,-;;-{,StKjL d:1.- tr 6 .:-,1 ll- Oi -u,;L 6.t.i J- a;ty c..*;

.-\.iU o-ti )^",..6, o.rL rA +!.r: (Y - Y - | nJ.Lr) 6yl:YrL, L-,y -rr_! J:[.;.t)rt-rr,.{rQs i.,Yl.;sOhi/ 6tacs5s,L"i OJS| .d/-lJti.-r.iL ,# d-&V ,*l0l+. .tYrL. f."r-rll"t - ,Sl-*, ,-F dq 4+"I ;.: c.tl;Jr.. .;f -b 1s l)L^a:i.o ,y_+ J ot-j jl g,li6-t U-ri $; c Jr-q J- , o_e)\*, .t-t-,cf J,LE, ui = ui (x, t) JS.Sq iti, c cll(,-ro;

Page 297: Continuum Mechanics for Engineers

lli = Lli* 8, t)

tr6 = tr*6 (x, t)

O;9'eu..,rt-;;t d.li 6s (Jr q -Y-7)

t-

(v1-Y-?)

(.jjl\"-Y-t)

J

(./\"-f-P)

cSJs

6ss

.-r:,-U O..b ru-tsc/ tL:;t rst' a4')-p', 6 4s( L-1.;;,4^r *<t

ui : lt*i (x, .)

iti = it*i (x, .)

.r!.rL, 16t-r.l o.rl.r0l-li 3Li..$U-'l.ry')l .JlJ V- Y -2 dsL'!qL.i;-r'

o!!;b-00U"^-o 5c.'l J) J)-t'r, .{"Q:P!l qJ- 1s Laclt('r*i; Sll fV.S:-'rf oJiat, ,-tb

puijj + (1 + p) ui;i * Pbi = Pili (\\-r-?)

glk^;pd;:"i."Yl 6-2oi,lf5 {. )z&c 6rlS.rl.if s f ,:oV 4*'JiA c u-'JJ4'o 6Lasy;t:i.5slu 1:

'+i=-,r-"-!!l s*y Lacr*i3 #l4rJU, s s--J.,,-r dJr.: -lr J# q q.'.:-')t ..r)lL'

tr -r-r"r &(.i; l2 6l+ti-o JJ; yl u.,..o 6j3L,- JLpl U tt.-r-,!"r a/(a>l''

-J.|9 t+i tq.i.,-tJr ,;r,{,-f 6-* bOtS,r;; 3 torii 6s: uaa'U ')t1jt OLl

4:lr;f y,r-..+ n-,J:.r , 3gla.>in gP,'f. *-:t.€€ r:f ,PV'S-hJ dJlJ#

,.r .:Jl- c,/-lrs ,srt-rfi! .-r-,tr,-r -&t ui.3.r jlr57 -S 'P q ,S- tr 5;U J-r.1 5c'*"t

.J-iU cilJ;<,- .iJl0 - ? )S-,J4U, .>-l-,-) f -f ,:F,€ ,f f -9 c*'l gv o'i'c

P .t*i.,d .5!l: 6tdly,l y.:':- &- osl-1't 4-'J:,6 t 6looiio ,.f;.5 #b r'r{ .rrl q + *.tlii- eit U 6ry r ,tl6! ,3!l: +f l:-'l ,K-' J'i -l' :l F:lc.:-,1 0t--<J- eG. s.Li -r, b-lr 1136 ccJt- crtl.;r .(V O - ? ,F) *31.u" S2a

.1-, fy;.{t! ,rlt-f-,| 6. es: sli'l JJ"

Page 298: Continuum Mechanics for Engineers

O:-Jr.{f. agly a;-94 ObL:^" ,S*& rv7

6*' J<-t

C:lS:\r u-,^^ .l.ru -i{"1,-.2.r 4t$qd./L.-t ,!V C-* )l,.,6,t.-;v uiir Jfrt^.- (JJt)

"(,- -2.r aJUlcf €Vl ,lV 'l* )|E gluJp 'p; J:b (.f ) .rF.,, JL-et r-j u,-l s s2^c

."Fd cjLct 14.ri rl.r:-.1 y 6,rlS.,L.J l;.^r.6 J-* u:

Jr orr Joil, oft j!;.SLn"iJ-f r, -all 6 - ? )S; c6la-r.i.a rj;s +;s g:fl

.t-i :: xr Jx., )l & ,g)i oltoat.rL",jtf ,Slr.il_1, j JJIoJ-J Jt:.-l ,.c.a e a^_o

,*r, cI!3; € ro-S

(dJl)

oti = oij @t , X), (ij=\,Y) (\-0-2)

Page 299: Continuum Mechanics for Engineers

rvy F's2,,{-U( ? J.s

.Jit-"f .,b6y-j oaV.r).:1.- q (\ - Y - ? rJ.rLr) JrL; .rYrl-- c r.7.;j 1.:9

r.i r^lJr (Y - f - 2 .J.rL,) oS..* - ,_;;-5 L.ls.t

tr\=Ul,l , tlt:Uy,l , Y€rr=tlt,y*L\; (Y-0-t)

ff - V - f dsL, -uit ul5-.i (fV - V - f drL, ) ,-fr-|,5.$)L.r).rt -r.lt je -r

$lol3 .1tF t+:r-tJ.: 6{.-.il: "url-9;

€rt,yt +€yy,lt = Ysrtrt (f-0-r)

.Sf g di.ii t) Os-ret '.6ln.:.,,it

.a ,F e\ (V Y - Y - P eJ.:t-,; ..5-1o 0-/U ,J)st-,

o6,r *drr,r * pbr= "

oyt,r*oyr,y+pbt:"

err = * ,orr-vott)

tYr = * rrr-Yot)

\ *v orr _T*crY- E urY-yG-T

*or)=#(e,,*err)

(,JJt Y-0-P)

(v Y - 0 - 2)

(.jjl0 -6-?)

(v0-0-2)

(VA-d-?)

t:.lr^^

(?-6-?)- fr {o,,

bQcaya gl-J{ ,-Ff yJb ,i;,SLndJ;, c0 -0 - 2 eJrL,,-11156;5', t

€'t

Page 300: Continuum Mechanics for Engineers

O:-Ji{d agly o:-92a 66 L,,g." <S*K" rvA

=#ft,y*verr)

E=ff(err*verr)

E€,t= '. ,T*=@* (VV-0-2)r' \ (\ +v)

.rr-lbr .r"_jt- J<-, q 6li,f 'p\

r ! .r)sL, ;y_l

611; d \ 6la->,}-c f Ohi. g)sL, u; (i = \ , y) Otir*; gLndJ-r

-Jlet*b c.rb rr-,j d",tt-,l.9*-,Il ,Slf tt -r_-lU g; .r).rtr; :#

.Euiii+ffiui;i*Pbi: o,

ott 1.-eJlv-0-t)

(yv-0-t)

(i,j= \,Y) (q-o-t)

oYt

EL'lY - \ -v

p] #[ I I,j ]L:l ] ^.,

\ (l +v)

{ilJ,, Jr Jn1 : o l-5t-F.l ,ftQ6-? Jft) 6la-z"i-a,l;f c,*;s,Sll.J::.,^^ xt 4.x\ Jl & ,*.li'$t".,!q t.lt(,r*i;

Ui = tti (\ ,4) , (i=\,Y) (\. - 6-?)

q "/k ,-;;-S e$:L.tYlL, j otir.r..., ,-;;f htl.r..Jrb.rI.:Lrr, cJt> c/.1-rr

\'- 0 -? c Y - 0 -2.r)rLr:iiijq.i-g- c.r,jL€ jV.glllu',.;-o r.iJ r{yaoLr.rr*.fr*.,Slo.^:tJ

-j.(JJlf -Y-P eJ.rt -1,5.9,lOjUe ta.i_ttr.f -d-? s

.r_f +;i' Sl3j.f o2go

Page 301: Continuum Mechanics for Engineers

rvt F fr,,:'.4( ? dr.s

ott =

oYY =

(\ + v)(t -r t,)

Ew

otr =

[(t-v)ett*zetrl

[(t-v)eur*ze''l

(t +v)(t-tv)

1,JJl r\-0-t)

(9\\-0-2)

(:;\\-0-t)!'lr^'

E ,=1b =@*ow=lf€r, \*y y

(e,r * svr) = v (ou-dvv) (\Y-0-P)

(t +v)(\-\t) (\r-0-2)

L-,; 6l+*i* ,-F; Slt E-* OiU s d:t , r-,.3*r rlrf ,.;5,', t1 ,0iJ oJ)\,

;-r.l,lk fj .rirL,

€r\=+t(f-v)ou-?ovrl

\ *Y r€yy = T t (t - r,) or -vott I

\ *rr Y(t +z) orr drr€rY= E drY: E T =,C

.rJ..j 01"1 Oli € ,*-i\,f5--i 1: l, J;t eJ.:L, u,

t'

1;Jl rf-0-2)

(v\r-0-2)

(v\Y-d-?)

[r]

y

\ -tz

o

rJ.rt -. c ,.5;h*,lJt-,)l 6la->J-.o ,-;;-S elt 6-* 0-tU q Ol.+ .r).:L, tl:-rf 3f; t.l-f ._f \:-,J.r Js-fe C-{ rUti Ls;i-

uyi*pbi=o,(i,i= \,Y)(\0- 6-?)

Y (\ + v)(t - tv)

Page 302: Continuum Mechanics for Engineers

O!nJ{r. aglz au94 <S/o/1s" *K" fA"

gYrL, l. 6laa..it a'F SU V - 0 - ? tO - O - P .:YsL, 6c-*l.,53 Ot{l-i

srYrL. :t flr"i J:^lJ,t 0t--<r- \ \ - O - ? s\ f - O - P .rlsLr.1.*iq a-.i,," slJf"rr_U;,;;^.o .€,ff v I (\ -v)'l.l:, sE I (l -y') \l)E 6V 6t+2,;.a ui;s.:-ti^o e-f _,1r -iJl 6 - ? ,$i -1r .!-,-r ! J r-rl-l gLr-l:+ fl 16l) Gii> rf pJq;J..*l Cl_f ,-h,c -lr.xq u-ll.: cl;L; 6)J b,;..a t-,-l t g*; Ll r-f-l[ *.tlF-U ';;; s ,F 6tar.l,. c.ll.> iJa,:? Jr .n--Sr-l gop 16la*Se,i:;..Jb' d.,- L

6lao,S'- ,F.S -Jl.o ri- ,Slf ciriir"ri^r6 .s-5'* F st ,.:,,lL.a tSu J-tW L-, j.t,Ssltb.-; A - ? )5,:' Jr €rr

'*f ^;f -r f I ty.l o:ls {-.11 "'*.-i-,!l :,5q €t..c

.-t iL r:.ifr *. )l *

,Ft;?,.{4Ylyj p-Pslls 6s.t,.r$t<. rsLn-l-,+gr-+ s Jslf r--.1r.rlr"itt q L e)J^S s.lg;^ac b.i-I;r.r:-ib f*tr sS: -r E?"fi.A|y;tl^1l.o9.1u" iJL,.-It-+l d*-,Y|L-'g o,li tjay.oslf l-.1.:.rlr.-l; 6,"+r"f 0Lii tJ orL'b*; ,)rf.* +.#J eSS +S t{-l f I dJ1-, ,F p+-;s c !4g,er .c*,1 ,8 Fi*.(::-,!l ,rt;f

.s! v-j g"? -r: ' ,;;ftij=ti/M) *t,,',',', (\-?-?)

{->.-,1r y'l -r, oJ'i t3-3,,.,11.l.'r-S t,i(D , u<Jt<, gLa-l:*;l c5rH, t,/*, ..li 1: +f

,Ej -r, 6-1L:;l ojf r-.1.r r-rl;r ! T s ery ojf .u..1r rll;r r".T. ,31.J:;.,^^ oslfyrtSrft-,..*^ (-.*- 6- .rtlf r>..l.r,*ij :, ,FV ,Jslf ,Jfr.JlJ.JrF ,$;

;l c,*,1 o:V e*t,l'' = q (T -7.) 6ii (\-7-?)

e* r+-rr J p J, p bls 611$ 3 r>-'l ,rL; €jF LL+l ?.,pa il .ts 6,g[l.;;f 6-tos,r. rlLi.j \ - ? - p *J:Lr _,r FF 6,lAs 2jJ- .(mlmfc) _r-,tr,_f

."Ulo-tr! rfrt, e* f--? 4 st Jslr>,e._,1s r*ij 4 t-,f dt,Sl-e,6-* tljE;l orL;-,| -e \ - ? - P aJsL, 1s \ - ? - p rlsL. tlrf r1l9 U

.t)uf .<ri-,YlJ'" t gLl d.rL" o d.:t , rli 1r Ji;tt .St^.r-f

Page 303: Continuum Mechanics for Engineers

rAt ,rL- ^'.!.,=&, Ul ? <J*;

,ii: +"ti-hdiior* + a (T -7.) dii ff -? -?)

.t1-i,-* €-fu ls os-tet L^.rIf pJ.trr:s r.lt* gLf FL* .Jrl.', y-l

6ii = (\ +v)(t-tv) [v6;pw + (\ - \ v) e;i - (\ + v) a (T -7.) 6iil

(Y-?-?)

.fu*,)l;.; ..r-,t*,| b.lss'r-*-S s F e:f r .-jlFt .St^dJ_r

-J (

ir::r",r-o-a

tF,-/ *V $.rYrL, c^i? OlS.ett

si= ffir,Eoii=ffilei;*q(T-TJl

(.jjr0-?-?)

(vo -? -?)

(\. - v - 0 d-rL,) \s-tt 0-tU l.t.*-,!l * p-a 4 tt ;.lf c.-,_l-r,o -rft

.t-l.iul A*j t) o1req t+!_l-rr 6t,-t.iq '-tt>

Qi= -KT,i (7-7-?)

s>c Uet& ,z ;/p*^iti -51 ; c(c..! c,.itJ 4) .r-,lf .'f g "tslf

.:r-l.to r di ji a5

- Qi,i : Pci'€creJrL'

(v-?-?)

.-ui r^lF ,j,f* 9_h 6\;;lr c^,-l"ta drL,

KT,;; = Pci (^-?-?)

(Y - 2 - ? \Y - ? - 2 dsL,) r-;;-S - uiJ,S-:-,Yl;ry .r):L, q'lr^^., nJ.:t-, ylteyo.>o (Y - f - ? .J:l'-) !tir.;; -,-;;f \lss s (\ - f - P d-rt-,; JrLs .rY.tL,

Page 304: Continuum Mechanics for Engineers

O:-Jqd aglSl a:-9;1 <Sb Lza" *& rLr

.J-a.:,r,o J*-(.3 1", .<fk-,| ";3 ,h-f*.(+-,)tJr; ,j; dl1 0U.. s).rL. ;tel

..,rr,iJF.i;gb O$^," Jr-q ,rIf e:6.:V.rYrL. I ,S)-f L.F *Jl

LtJl 'P e6v - P

.rr dJ*l-l.r ft-,- Sl-*,,-*Ql .tYsL- cJi-i 0L 6-? 1:;-.1r 6-1;Jo,.lLr

f-O-t iJ.rL, ,,.S,slS)V !; .,f-O-P iJsL"cJrb [lst JFti ,Q;jst-l i:'..ii)l6lA',Le 'p; "fi.i

.1.r t- -l (T-0-t aJ.:L,) 6loJ-c r.i; JK^i -rr a? t,Sp dlti -l

il*l r; $-yk-*,-t, Y-0-P iJ:L, | ,5.q gb-l:* 6jU;..:*,1 (\f-0-t iJrLr)

O.nl # Ab ,a,li € cb; = -Vt 6 A:_bt,Jj-p,-{J* V = V@t,xr) rf*;t;r 6b:8y,-f o.:l.r tj J<-,f C\V 1r Lr'ls c.Jl- .,r_1.r, .f=5*l* lsf=Q@r,x)

o* = Qr * pV; oyr = Q,, * pV; ory = -4,r, (\ -V-t)

.S:-'C dr".b 0t--<r- t* u. J:L; .r):L, tiLs.8 d/ljl o:Li:-,| tf 6-t5.+-":p*-rls Y-0-2 UrLr.l.:0-0-2 rJ-rL, r.l.rl.r r$ L.6la),a rl; cJb 1:

o\t,yr * oyy,ll -v(o|,rl * orr,vr) = y(\ * v)o,r,,, (y -V-t)

d,,r,r * YC,rrrv */,rrrv = -(\ -v) p(V,rt *.Vtr) (f -V-t)

f -0-t d.:L,;r \ f -0-P iJ:L, UrIf -b.rs U c.gl+rlr #f .Jt.- Alf cqLi', .,* u.

:gs,,:fra; Q; r(t - r) (o,,,r, * drt,,) - y(o,\,,\ + ovr,rr) = ydrr,rr (y -V - p)

Q*t\0,,r,r * y/,rrrr *C,rrrr = -(\ - yv) p(V,rr-V,rr)l(\-v) (0-V-t)

€*,! c,\.o.r, cJu.3b ,-r:l3 ,Stn-l:* U- : ,#lf db-l:+;t J*:, Lli gq g;l.a:-i f I

Page 305: Continuum Mechanics for Engineers

rIr ,*6 fr,,-:-".U( ? LW

.*5C""-lrf-r 4b1,,JJJrrLa d:L, J,-qd 3 r-Li ;* d-V-? sY-Y-? aJrL, J) y'

C,,,,, +\O,,r,t*d,rrr,=$Ygf = o (? -Y -?)

,5lrL- elt ,F tr:t'"1,6 )JYb q +,q b,F J t't> 6y t-l'.i, cJt-.;a 1s ra;Jl

)*,-.sli.i-...r J* J$- et' L.r:.n 6!b 6 5"1*"1 ,Slt .t;F O..'tt oavq 6"*bJti,.rr 6 t-rl !Lax, sxt il,r1b6ltL.+ J+ J<-,1-r ,.i5 g,lt: uata;.-

.I:...^ J-L sc*.| oJ..i o:b Ot^ij .rrj,r" JUI

r, (-iJl)

r1-rc

+ct

,tl

tf +Brc

-BrL

rr (v)

t\-z'8rc

t-v-, JK;

.r,iU t6.s &l ,i.f!,Jii'g)r (V tJ.or,rr JL:; 4rU- rl.r:,olx1 c-.&r.rr 6l:6i ul.L*. i:U (-;tt

l.{r d!-l ,-f .f \ o.t i .:-s q dl t 4.rt,,e ,; 6taa'iJ 'y (V t'.:-l o.t 'i \:rr 4J r:; 'lDv ;"-*.S!Br y-."p .aV

T

I

Page 306: Continuum Mechanics for Engineers

(iu r'<ra agly ^:-9ai agl.aL'to" *lS" rAr

crt*t; -illt -y-? dti, J<i Jr 0i .rL.t rf ))";* ,51V 6la-r,;-a ,Slt :t - y - ? dU,tf ,f _f ,SJ-I ,F 6b Olr;c q b .-, e.-.1:;l dld^? J+ 4 ,/5J* e.:*,1 oJ-i orl.r

.J;jue Lr.-^,e. rSLnl:+ # ef .-rrSCr+ L t^",S r.li jl-l

Qr = Arxr' * B,. xrr xt * C,,x,,xrr * D,,xr'J# q tsl,rL.+ J+.JJ Cb 4:cJ-,?-l s c*-.i up:La: ,-iJ Cb .Slf .51+L- * ,fV J(.i O{l ./Utjl .-t15..,8d1

..:*,1 ,ci; JlF.jL; "q_r' ,Slo.l.l4L- J+ jl rS-lt *l ,g,la,5ts-t'.rt-lJ yE"jlL oJ'-i r-,i-*-.,-'.3.:-;.JL^.iJj,J dld^+ x" 4;l i-trLl.".Jr O.'4 glly*jl Jn

.gl+t.-.JlJ Jr-tl .r>\^; jl56.rj.Jlcit- lf.;P,.r-r- Oltd s\-V-2 UrL, jl ortr:."|

#l-..- JJ*- t* y t"r irr-a dp-l JL..,.u[J, ,j.^-^ I .r-r.i ti-S -F st ,fV.-u--5'l.r-5',^^;

..:*,1 ,_db-1, 5*-f :tnAt 6(,=5.-f ar-J.at ?-V-? iJrLr -lr gj:.-r d.ll4b tt

:5,*'t c.rl: yj Js;e t LI,JJ eo3)\c r,

dtr = Y Crr, * ? Drxr

otr = ? Ar\ + Y Br.ry

dlr = -YBrrr - Y Crxr

.rr.rF J-.-l o<^-. utsli,;",-,dj", JFL,- ,f-* J -k.iLi'.r.sbc.rt3 ?[iujlti:I! JrlJn qi ,oV l3,t Js I t+!_l

J- -r, bli€ls ss-f yl .-u:.-,o yefu ssDr j+ u.t"*^:tJ lL; t5.,ry (-alt

lr 15 OU"^^ ,.li .r1tat;t jr 6l.ar.rL,. djL JrL, il*-l q ,p .i- lB ,.F gJl-\:*i *W t-b u..f -lb c.{+;: ,l; .-i-S -F1.r t€-,1 cJ.i c.rl: tl[.ii 9\ -V-t Jft,

.JS6..,*ittr sF;t +LaU r,

dyy=Oly=oor\ = 7D1xr;

Page 307: Continuum Mechanics for Engineers

'> aJ*-i-U( f clr.s

F ,ry sEJ;l ,ie;ArW Jl r+'.1* .,* ,...:*,1 o-:L ,l^; c'Jt- ,5ly 61i" clLr

*f*r1 r:*ix, dfi-,b )t;)l J-pc^{? 6,.:,*,1 ,SE J,'Jr'i JL.el ,F OL'.Sl;

.c*'l oJ.i

.sr,-l *V ,-rt t L!;rJ-.'e d'l;i 3r -,r ,J.ilr ;** (Ct t*)8, t*- ft <*l

.ror"/,ltjj d'- * o 6 Jt- 1r ! r:s J(; d-V-t J.3

f -v - P JA JK.t

*-l a;sJ 2r; OT.5qsr )'P LS)i oS )b;r 5,-;

.rJney $ F e.,,glols r* Cb t:f - Y -? JE'

Q' = Brxrxr * DrxrxrY

./t-#.f ;b .:..; ,ltfr &- e-* 1r Lar:i S- elt iqH ,!,U Cb d/l 5 -t ,tr 1lL-i'j

4t-.^.. drr-l -lr ffi,Jb-1.* a.f15 ,f-f .''*'l oJ-l o.:b bW lP.l):* y-l '..:*'l

.J;.;it-a

,-b yr;6taa.iJ ? S'O' = o +f '>'-'l "5t.tt lU fit;"- e:lS-'-V q .,,Li \iLJo

:Jd-f ,-l r*,1-, \ -V-2 iJ.rL,;t *,a:"-'or = | Drxrx,

oYY=o

otY = -Br- YDrrvY

l.Dr sB, 6bclb 3 .:*,1 ../-t{rl1L U 1l-:fr-, 4, ,Sr.r ! lFlllr ,ii dt'oa;Jj' g'-l

.$lui:t jl b-rt ,tdt, J "/-)q C.b 6ti.Jiill .-r::""o,i::*., ,j.V e:-t J'-F \+i

Page 308: Continuum Mechanics for Engineers

Cr:-$.1". ,g(, o;-9* 15L6L.,..r" r3*9" rh?

t-t tt9'Xu-".i.i{ D1 .-*18, L_i g'l-l jt orti:-,| l.:.-t.iq Ju q\x\ = tc -,1ro,,,

:r-t'"f c.rlsBy c{lJ 4, t+ .*f dtF y-lr:e Br = -yDrct S,S:-b

otY = -8, *+

d,,-f;t:1 cc*,l oli; J-t,. _r:i ,lji ,Jt{Jl tsJsotr iL F L* Js1e +,. f.,^:. }.PiJ-t Jt^.et ,sJi gLAx' = o rrJ.i,,/-l.6;,lrljiit-, tsss u:;: u-l ,s-SJlStl Jev

:.gldrLr rfS,.: 1: c,.:-,1

P - -f" [-",

* B, IJ*,

6;Jlf.Jl pt+;l ! ..- *,ljt+ ,-r-1, dt ,_F sss.:-)tr .rl:.,lri #, q j., .--)\e 6:s*ii J: os_t- ^.'.bli,g b.-j; ,S1u,"il? C/l1ti .Br = yPlfc

,*,_-rtr

rPo6 = -i;7 rrlr

dYl=o

:6-rl, .Jb e.:*,1/ : Ycr/y ti e';. & ,r*L O; -r 'l

,JlJ t"l

dr= -l*r*ri or-oj oy(=-firrt-rvY)

.c*,lt ul€ GUrb 6:-F )l ,I-V E-tJ q $i.rr 6d jU; sil (JF Cb ,-i::'^b1 +' 6l+J-a i.:i:-i:-,Yl J, f{, J* orr+.ft-l drL OLJ| ,1..1:.. C',l t .L:*^ ,.;$t_ \:*,r ..r;d rl! ,aJl-.rt-.o*

-J,[ixls 6 t-b OLr .0 .9r Jl^.a:z,t:t eW -J],

^L*r,r*, LSlad;J]" q rlr^^

r, 6lr-7"J 1-fW.6b-l-.,+ g"a -l 0LJt 0rl .(5q .f"5"/ j-,- cc-1..i o.:b Jl.:; ?-?

:g--rl: .11j d:b d.rL, Jsge

o'Yr= #('-*t

Page 309: Continuum Mechanics for Engineers

M, n \ iltre +or-oo *R= o

ar rA0 r

o,'P*or

, -, JsJ

uJS el.a*.t2.r .rii- .rl;lri-r ,lLJl

ljJlv-v-t)

\ aol +fu.+y?*@=or00 ar r(.fv-v-t)

\ ? t -allv-v-P d.rL, ,.1-bsoo;* !/f:i 1) .Ji:"'A # OUrf -ftU@ JR 45

tt{.* g",-tJ yj iJrL. '^b:

o-=r -&-++4vr- r or rr a|r

arooe: F

\ qa \ dYd=r'e :7 N-T arao-

_aAr

1..-cJll-V-P)

(v^-v-2)

(Vn-v-?)(+#)

Page 310: Continuum Mechanics for Engineers

Ot- t' I o agly ou*92i 6tb L:"* *Lg fAA

L; J,-li d CJ-l F eE rrt- \Q o:;, ):oi )JLb \ 0 = Qe,0) ta;i 1r 6:4i C r:d,r ! $ o.2 ;e a,t ?-y-? iJsL, jl 6 *JJrfii 1.r 6JSO#'iJ Sr,!yt|= "

Y'o = (#.+* + *#X# .+ #*+#r : " (q -v-')

Y'Q= (#ar*)(#1J- #)=.r #r yrr # ,, #i*,ff= "

:tF,g

1,-iJlt"-v-i)q

(./\.-V-P)

(.7\Y -Y -7)

(r7\Y -Y -?)

:.:*,1 l) Js-r- q .Jr*rL4-: dsL, C,1l .Slf ct'-r*,f- 6sl: OH;tllj,-f

Q =A lnr + Brt lnr + Crt + D (\\-v-7)

:s$,g rf I t: t-: ,F r; .gtadJ | $sli;. gJl- S\ 6o,=+ +=!*B(r + yrnr) + rc (,-ilr\y-v-p)rdrr

oo=#=-+*B(r+ylnr)+yc

tre : o

-qt:B 3A A..3L {.il$ r7s (fryc^*i,..fr-*.Yl p-.." cs-91:1gloj> € J-l:, Jle"t i "trl.p JeV.L;i; Oi )5 j+Jsrt*: tgLar; J.2se U_l -* ss lJ: c_r.iL ,i..a6li:s' r, c;l;S_ ,;;S t- -ltJ k- ,-r-,ll c.il$ 6lrF 6,o 6 6l+r,.;-a.Sf-r,: .f-lfe

..r;1.: :_;>_9 o1k:r u!l-6lo-t ^; i ,5'l ,i:-i t, Tr." s: 4;lcjt> q ,lr^n cJt- S ,_eV 6lu,.tu.o

cf)l,J-,-j JU- .l.: .:JL- yl .c*,l r*f )lt rf Ct+Jl .9.r 1.r dLn, -r: grJ tf c*rl

.:-l-'g

Page 311: Continuum Mechanics for Engineers

r -v -, Ja JK.,

./-t-dl 6LaJrUif q J5; .p -*

0L'.4 c"r;6 "s"l<$oJ.^io.rl.:oLij

rLtl !'.r*; 6i st l, lr,J:J:f -y -? ,JU

.J;5dr.+ ..:1[ lly JrL, c"l.i

ji* ,-r-1. ,$-t hlri .r-*,J ,-f o.:b \ Y-V-P iJ-rL, jl tr.rr t01[i; :l:cJo

.r=bJJJcr:asyclr= o (\ )

. "/l{rl C-b 6r.s ts Iu

o, dr = " (Y )

.,-/-t{tl Cb tsrs st f, ", dr : - M (r)

(Y)J-t 6ss 3-la f t,e = o

Page 312: Continuum Mechanics for Engineers

C,:-qr. agly a:-921 6LaL2o" *K" Iio

o.rLL-,| C tB ,a s1-qlj ?t-., ,JlJ t#l ;l 61.p, € F--,1j o):1.- q L-lr .i*l(\ ) 6jJ" L-rl:t GW;r 69;....o JU_i uiJ $U &)V-l ,rl,,;b dL"Lb s:.rF,-/

:tF€ l;-.i-;'l tj os-r- u.

A lat + B(\ + y tna) * yC: .

A I bt + B(\ + y ln b) * yC = o

4-.: (Y),Si-t L*:t dbt "rr J rrl$ rFJ oL,ciJd dt{Jl J)rr ct'-f dJrc Gio:r-*,9 c.ii _t) J;-n

dr-.b (\ ) djJ.- L;;l 6h4 dp 1 rJ> I r1,- .rr-r"r- rr JlFt d/_l L-,L..A*Ji (f) djr" L-i:t G1J1r--rr-r ,Jl{Jt e.:y oJ-i JL-el .gbrlL",r,fltit.,l,., ;Fr;

:t-Fgl

L,#dr-l#,1'; f#dr= -M

:p*rlr Jl-S-tl osVll 3 .:*,1 ;"- U',r-l :t esf ,-Fl: il^- (\ ) .b-'l #, f

Qn-Q,c=M

Alnbla +B(bY ln b - at tn a) + c(bt - ar) - M

C sB sA 6,La'>'.U -r J- bliL-f b ttl L_$:t JeV r; iJrl....er ol-r^.o q.r.r!o,_,*l

,f na-,l-, t-l

A - - YM o'6'1n b

Na

B--Yrr,-a,)

Iuo,dr= t:#dr-#T,0"=

Page 313: Continuum Mechanics for Engineers

c=# [at- aY + r(bYlnb-at lna)]

s:l-G.-Vq b,3",sL^d1-i, oli,-rft?"lr- rN = (bt - o')' - ratbYllnlbla)l\ 6.r-sot l ,taltJ -e oJ-i JLrl tlt^.;l GW YJ \ Y-V-t t:l)rL'.,': Lal:'13

o,: -Yl+t"*+ bYln i + "'r"Ll

oo= #l +t"*+bYln ]-+ a'tnL au'-o'l

tp-- o

.c.*.1 gt+t "t,.U

Cl-' u>*-ella i;.;1.: tt-SU-F ,f1.: .-5 et Qzt L, eb OJ-l ii'.t.:-,1 .f*L $ e; oy, l;sfF -r, 0 1r .r.;*' ls y' jl

"*b 6lP u.Q fl

QQ,O) = fQ) ,nt (\Y-v-7)

.tLr.r"j1 "l-

co--ln = . *f,lt- elt| fJ iL-t .,-ti JJ-"- yL:- a'.

jl JU" d;!..:*,1 olu! o.rl: \ \-V-t iJrL, tr 6l-t .rl- lLi' tsiluf.rtlol 6 t-b

,€A iJL'- l) os-r- yQQ,Q) Cb;l ,lS*i 1l-r,f ei e*'ln = \ 5;i-

f-v-rJtJ,JS-tP ,fVtzL L 6lor,-l.r gt )tfr 5.,-;

Page 314: Continuum Mechanics for Engineers

O.-Ji+4 ag(y o:-9a 6lh L!.r-," <S+& rlfq, = (Art + Bh * Cr * Dr ln r) sin 0 (\f-v-?)

e) x )- eU \ f -v-t aJ:t'. '^A:1 o$ cl-rl u- Cb 6r+r clbi :F - y -? ,JA.ty,g orliil .t.3-jl.1rP 1b .:; oyls

o,: frn F. ?l sing

oo=fru,*9.+lsing

tns - -fru, #. +] cos g

r=a sro, = tp = . c$-t L_tl, Ort f tf stl:..^.a u::j $U C-b ,-,-.rV I .rLlr Lt-;.5t or; Lfr o13.e t bt i € u .*

5 !;:,;fr;;[ ; :r, J:I:,.1 0:. - -p

.s-rC O"..t D sB sA ,51.l,?U l+i;l 6,-r-i g;- drL- 4r d, L-fF .f_l

yAa-$* D - oa'a

YAb-14* D - ob'b

-A(b' - a') + n Q-- D ln L -- p

's-*ry ,* tJ oy'e q Lnc'lb ,)g'- r*' 1 drtt -./-l J- tl

=*; B:-#; p--P(aY-+bY\

Page 315: Continuum Mechanics for Engineers

rtr

,Jt".iJj, Urrlr b.:rti yl;l orti:-,| ,gta"lr.ff = at - bt + (o' + bY)h(bla) 6lJ-as..r,c d.+rJ Ur.lj

o,=#(.+ ry) sina

oo=#(".+ ry) sino

P l--atbt ot+b]\cos0t,e = -F [

* lr

o,=os=o J t,e= #tt.+- at + bt'l.

'J"so=+6;r:,S JV )rt,e =

P I . arbr ar +brlo'=rf*T- r I

oo=# [" + d !r, ]

.p*Lr"f Ot-t, f \f-V-2 rJ:L, )tn = f c.Jt- jt JUr.l-r* q b uin OJ-t

cSsF giJ ,5.r- .:* 6 Sg. g-L-'- g:,,.,t;e1-: ,.i; iL,- )- elt:A - Y -? JU

-r.j 'F Cb;t sl:-,| ,-iff 1r .-Q;5,glorrb ;-P &-,gl-rlr -l :.yl.r lljS c;l;i-..:*,1 oJ..i o.rl:OtJ Jft' l6 tb 0L".-t$orLL,l

Q = (Ar' * Brr + Clrt + D) cos y0

:J.::.-.f Js Os-t- q .J<-, .g!ls r;,Jl"*tj. n-V-2 iJ.:L, :l : c.lo

o,= -lrA * 4 * l9l cos yo-' t'--' f ' ttJ*

Page 316: Continuum Mechanics for Engineers

O:-Ji+. agly a:-9;i aglaL2-" cA*& tlr

oo=

tro =

* \ YBTY

* ?Brt -

\0

sin y0

IY/

IY/

a $'l .o,

?C YDIT-,fJ

:-t:..iq -lf tr,-! -r-j t$-r I-lF e.r;ls;!i i+,;r b ,J-,l; ;: 6 ;$735

or=ScosY0 ;r r--b

tro=-AsinV0 1r r=b

0_v-r.lt:rJg.t

,5loyl.r {r \ S:s*.;[ r:-*; L'^ o

:t-*c/ A;.tJi lj Js_f- r.6.:*,1 ,Jij $U i,;*.rbb p:Or= o 1) f=A

tre = o JJ f =A

(\ )

(Y)

(\" )

(f)

Page 317: Continuum Mechanics for Engineers

\A+#+F= +\A+?Bb'\-# #=-+rA + #.1= .

\A + ?Bal

:rr5,:,rp : ,F blid ! )U .rY:L, tb * o 6Jb r,

ars(_,=--f

e, = S osy I L^,JS ,0 = o ;: JS &- *fr!.t g-a-, \r ,jJ 6.tJa;1,

o0 =S - YS cos Y0 Jor =t,0 = o { = a ;s .t1i/ ..lr-{ (o.rL- j#)cls--tp-- o

6-u:*roe - S - YS(-\) = fSLaLrrr ,t = YU-g = iO;rt.:*,l,.lijl ;Vso0 = -S ,,0 = n \0 = o S jU:g.+^^ c.:-,1

'?V;r o-LJ n:;t*

'p f-r^, ,hV.,-:*,1 ,f 6fy b 1-r rS ,J-b

ol-r^.a +, t+r-l ;l .ilcJ-i Oat':s tAu:.J l4:s ,ra;;". 'fr.c/l .lr 6 t-f olt il 4!

..r-15orU:-,I -h tr,r #L,-1, Ln"5l-l++,t+ Oi#.t 61Lt:lig,59 OjU

?C YD-7-T="

; D=+n=-*, B=oi

o'=+[' 9'] .+['*Y $l cosro

oo=+ ['.#] + ['.#] cosro

t,o=-+ [' Y.9] sinto

Page 318: Continuum Mechanics for Engineers

O* r'it* agly a:-9;1 66L1D" *& r1?

'&A- f.<{ ..5,/L- P- ,f.=5.-f U_i l, ,.i.a*, 1r di.-, y jo:L ,F ,b -S ,.rJl 11

,fii 1.: 6 :* OL! 0l dte'l 9 ssM1,JrL, ,j,-f --,t cati .5l,y.lr CEi, C! q )F3 oJ.3, -b+ = o Jr J.r

"t_l#l & # ,iJ.c.*,| d-S:il-p ecri o:lr Ot,ti JJIV-2

&ti-tfc*,l Ol t r**V*,g dl-i sFJf+ = L )r* _&t P&eS 6,lr-t_31; .:.-; ll-l..5ro S SV'l GL. a;Je ,jx.:9', r>tJ t1_g*t J.5f 6l+*b

& 1r,5lrtii cr.Ll Alt.Sg,ll-r-1, sr.ll c^rb.Jt.g:,l;l oJ-a itrU !.*b&* * CF" ss P 'IL;;,-JU, dl; .E*€ 0+'r-j: i;l.ul r h st fl-r gFtr[ix l: 6 t-b 01.^ 6ort \ s-t*;lR iJ-au lr .*t- 6 $'r ,-P ]t&hR git*,

J(J).:.-,1x, s\ .>l-.ari. eJ J.IJP iLfi tt {rU $f .r:-,1 cJ-! o.rl.r rlLii c-rV-p

-r*JJ F-p : aU B L-jlt nt:J J cr3+.4J* 6drU d/tjt orLi,:-,| lf .tgV-f.d/-llti.cos(l ,-P):*;sin(l ,-fl) = *'"-, r..:-,1 osL0 yJut Jutq5tacrt*

ut=-Axr4i \-Axr4i uy=o (\ -^-t).€,-,1 sF ;,e.l: J* dljl q

'F*ia5lr9 6

d.rl,- jl b t^.F-S Jli€ 6Ye;i - uij * ui,i ed-V-y iJrL,-rr 6 a:j rU tiJ:t'- r, tr.rl;-rS6-1li ,rl; ,Su,nlJ? Jt:j cd,r t Cll tF,r-5+t-, \-A-t

.(p = G,-cJln-v-p drt-- jl lrj) s$'tr$ V-f -f

otr = Gfu, ; orr : -Gfu, i otr = dyy = otr = olr = o (y -A-p)

6ly c-tisy .J-i cLi:-,| $ uis:.lLr q t^r:;-SdJ?..^ tui;; ,s6^i)? yl 6b;i;lt. .tF'l O.n't \"Y-V-Y rJ:L, ,StKjL .r)rL. cJ.tj.,^.o ;"- \ s cil-,a:z,t )l *b(ls t* u. \ -f -t rJ.rL, .gtc,, ..r)rl-- ,;e u* J,-s;r c.Jt- 61,11 ,u.LJu yb,;6LadJ!. r1 ,.-lL ,J-l ,rsJ.cg!.c-,,1 .r'l5 $u tP;t+ it-,.rp € vV

Page 319: Continuum Mechanics for Engineers

rty aL; o:t,,*Al f ,bs

0xtR

P (v)

v -, JS;

.rU;+ (V r s"t' .|i.r, P' u.P i-L;.rLttlt+ (V tM1 l.>1.:' t2> 4;615V'S t clr;-l (-il|

f 'e';' * F*

Page 320: Continuum Mechanics for Engineers

O.*J:,*4 agly ou9;9 <Sh.Lza" *lS" nA

^-, J6;)-t I ,fV -t rSs-t' ii,- 6l'r2lrra U olliJs P P

{?t ./V-? )S:;r oJ-i C} '*-t & b-rl* 6j,6,ltLi; yft 6,sj--o €.{+ rJ

!..:,-,1 Jj,kV & C*' jl glJr,ily'-rs ,-F.*1./; eclL;^a .,* y

t=tlffi =6g\M=GoR (f -^-p)

..:*,1 1t'-, 0t J rJ.re 6 6lr&fi y' tr Lf q 'it

bt1..-*,t:i. Ft* .S

:6g.it-.fJ, f sF./-t{rl 'r.;e tSss }l6l^-rrd 6ta0L, g.7 tt

Mt= JJ fr,"r. -xro,r)dxttut = ", il Rtdxixt = GuIp (o-A-p)

.c.,.1 &*,r*l uJei b]'^-lp16

C* 1r r,7ji;.lt- e0.,1-r-l: )l -* ,.'. u,L;. C! r" 1.6,.2j.:,;. sF -f csll

upL. 6lla;-a .|a.,, \:.*.i 6loJe CrU, ec*,i cJ-X o.:l: OLfi A-t J<-, S;t;J# q toOti r*.:.; t1 \ -A-2 iJ:L, J{q ,lt.- * cSll.$r"/ C, J.r.rU 3 _rujL,r^,

.rya 6>va ,jur = -Ax,,4 i W = hx\xy i ur = t{@t, x) (? - h-?)

Page 321: Continuum Mechanics for Engineers

J g-,1-rr jl #:..-. J+tt a.fl$ qi .A-Fr; ,t9;i,(:2' +b eb'l'(x'' , ,rv) a1 6

af-t s74t +f ,",|'.rf obf c1t4^a..:*,| OL*i- ct'-f CrU" fk alr cr-lrQ

.r:*,* fjY ;JL, t-b u.lr Cf-t 6c*,1

il:L.;l o.rtiil !. .,llrcl ottil, 6loyb .rL-i ssf ): df ot-r- JJ- dJ?.!.^

d/-lJti s:f r*,tr., ?-^-? iJrL, jl b ",:s

U3" Y-Y-2 aJ-rt - o1)\-e ar 6-V-f

ou =dyr=orr =otr = oiorr =Gq(r!r,, -x)i dyr= Gq(rlt,, -xr) (V-A-t)

..r11$ tFJ c^it-i J*,SbOUlC,"t.Jl-t .r:; 6,o +f .:*,1 €ls r;6tar;J ? ,ll:l,* -'. ur.-.o. 6b-U ./1,:i ;: V-A-P il*; r, \ -f -2 iJrL, .Jrb J3l iJsL- j:

lJe:,rr ra;i J.rb lr iJ:Lr.1., 6lljKr-b -l sr € E:U JL-Sr-

orr,r * o1y,y * or,r = G0(p1 * 9,rr) = o (A-A- t)

.-r-,tf ..(*-fJLa .:it-i ut'-f & 6lt !-ll r/ 6.r;l: cJ)r 3

Yrtp = o (1 -^-t)

.JiiJ.i 0-.b Jr-t ;j $t^i C-&-,. cSu G)-t },-ltt

.l;b ftl- 4q A-f -Y iJrL, .r"LlJ $ \lr.t srrl ui; $U 5;t C!-,y

ot{lr*o;nr-- o; ottllt*osnr: "1 ortllt*or1n1= (\ " - A - P)

g..-'tJ oli- ,-* y s):t .-. cp-l jl Jll iJrL, 1.r .r:-,1 fly = ' b.i-l 6 4;5 qy: n, *,1 -t:"jt J Lf y 6 ,)V .2: c.b1i6

G0(1,,r-xr)n, + G0(1P,\ *.r,)ny = o (.-iJl\\ -A-t)

:.rrj6;.r ti JK.i +, +LU$ 5

Page 322: Continuum Mechanics for Engineers

O.-.L*4 6ly oa9;1 <S1'alza" *& l'o o

rl),tflt * {)Jflt = # = xtflt - xtflr (9\\ -A-?)

S! 6*-r"-rLa A-t ;$..X 1.r oJ-i olr OIJ c^il-! Lt'_f &.rr -lr_! {({, , .rr) ."rrlf QC O-rl;* L-.- rJ-r-r ../\ \-A-t iJrl.- J,-q .;b & I JUj 1 c-; 6i;s, -1

.-^5Cr.rtt l:'if g!i.,il ,P-c.r::.,..l JJe, $U

'** *U" i^"..o; q *t+5.+ i ,,J-ly o5)tr

L-t'-f Ct|.i, di .53., orL

!l ",*ttur = II ",*rtur = II "*r&t =. (\ y - ^

- r)

0ljd .JlFl Or:*,;.J t'. *! ! ..-t ;"- U&_lrr JIFJI ,Vy s drr = . 6ta"i jl:c-!i

o e I ! rt,,

*x,,px dx, = " { ilfil*, t t,,-r, ) I * * V, (e,t * x,)l} a*,a*,

(\f- ^-7)dtr JlFl u.l: Jt-fu| ylol.r;6 u-J'#;l ..-*,1 or-i o:th-,lytE = , L; S

,-5.1.,_.t+ q.) rstf C L*,- Jf

Ce !"x,{(rl,,r-xr)nr*

(r1,,, *x1)n1}ds = o (\f -n-p)

6fOt-.f;: lLL.Slq-,t-, tf .rr"f g.n'f, CpJ,l ./\ \-A-2 iJrt', il*-l +, rj.r_F,-r;6"b ;.; \ y-A-p rJ.rL, ,JlFl d,i.rr

:r.5".1 irr'ti .rr-tf yj L-lr! ,Jcr = L sh = o s..:^it-i "dtpl C-bJr Jr

I ! *t*rtut = I I r"*t&r = ", il (x,o','- - x,,o,,)dx,tut = Mt

(\0- x-?):t:,j.,t q# JF*i ,Er )l .s;"-.J-rl JlFlr)ow = . 6tdi;l o1b3.r

Mt- ", ff

(r,t + x,,t * xfl,t -x,,tp,,,)dxrdx, (\p- tt-?)

J.t-te ! ,.l?+, c=l.a.i_J^t t

Page 323: Continuum Mechanics for Engineers

K = G JJ O" + ryY * xil,r - xrtlt,,)dxrdx, (\v - n - 2)

,lt* -r-j Jy'e I ,:?d, L--llj tt:,-'l n -'t:.," ,l.,U c'r'i!. or'i uih^?'9@' ' x') is 6itF,g

0Mt:-K

(\n- x-7)

doLrry

- -

" 6[y

aoi otr = -A

ao&r - - G0(lt,

(\q-x-7):.rlr'rQ

*xr) (Y" - x-7)

(YY - x- ?)

:t--J'10 '**J 6

# = Go(.l,,, - x) i

:t-Fr.l Jdi s4J)L. $+ U-l )lq) 'jJ- ll

vY<D= -\G0 (Y\-A-P)

$U +,q er:.-,h:,- sF\ A:l-f6cJt-i ;t? g!-, ..:*,1 ..ri.i aryj gtSt; 6JJ"L 0L^

!.rr O.n'lt Jr-U. \ o-h-? aJ.rLr;l d:t , (yy 6.:-,1 ,:.r 0t-rr d/-l .$t^1 "5j!glJ

,rt ub h 45"-Jt -i rgta q jr,. rl-r:,1 ,.t,3 n<r-rl, J ft Lt: ,y-l FI ,41 :izs

6 t-f ,f 4+:il n-,J.t-a jl f:i:*. ,* y..:*,1 Jj cJ^i o:b 0LiJ A-t Ji<-i.l:-6

1.: ,.1J .5Ln.iJ-!, C L7.:l.u,l :, J*&;f.y1, dS '--'.-1 ,r:-k ,rr=#:J-, .l;.6lJ* o.rl:;*j aJrL, L-'y Gt9^-e c^{?

dh dx\orr6 -ovr6= "

da3_3 q (Yr_n_t)ds

I

I

o.rl: ,,aL^a:;l r.li o1 .i,a )lJ;t Lr;r-1r, 3 c,,.,1 qV gt P L-u rl-rirl 9Q ut-l.rtb.

.J.i falJ,;

AO &r ,. OQ tut

Arr ds Axy ds

Page 324: Continuum Mechanics for Engineers

O:- t' I o agly ^a.92a 6La L:t-" *K" Yol

,prl: Q

-t \ Y-A-2 aJ:L,

JJ# tu,&,= JJ [f *,J tu, = J.], tu, =.(yy -^-?)

ilrtr-.;l allt'-. dr:lr 6dl--s.r- .#, tu coti,c t-b y..:*,1 c{t3 0JrLd, ,sr:Q \)-l: J-ll LF ,t .t-fr,g g.n'ft;j .J.rL, ,yyorr = o ofr s :F,go.r'tr \ y-A-t

:t{,g t-j rste 1 t+i (.f y s Jd--J.,g O.n'lr i \ O-A-p iJ.rL,,.

JJ t '' #l -* #ll tu,tu,- M, (Y0-n-2)

..rl ,fi oo-f jeC t -, ,SssQ +f c*;t, d/_ljl o:LL,l s ,F {. e g e}lt$St U.

Mt=tJJtuxdxl:t-F.* {+:J

(Yr-n-2)

,-*-r gLL I.., cSss g,l: yl6c*,10 ,-* 6b d,.:- fJt,- ,jst alq J-.d/_l;tliJrL-. ie ,;1g../ r,)tr Gb .rLl1^.t{.l O.n'b ;., y\ -A-? aJrL, j *-,1 j.a

.f=so.* \ \?-h-?

f-^-rJaJ6;.s,"V.23^n cSy+ & *"

Page 325: Continuum Mechanics for Engineers

b ,ri o.rb ot.ii ,ql q 6A.J,t? .iLi ..! ,Ji"+, \s\ s LauiJ :l - A ' ? dU

..r;S,:".*, c.:*,t6:jlJ) J) Mt ,56r!,25 t>; 6 iU:

l..:,-,1 l) J-s-t' u ula.Yl iJsL' : a.,jo

rrY,rrt-rT-T_ \

:e-f ,i J. JJ J* q t)0 ,P Cb otlrQ

o=r[4*4-tllot bY 'J

y \-A-t drL-. ;l ..:-,1 *- rt'-f & luf- ,SssQ.ollJq '":*'l ctt'r dl 6:g+tlr

"[,+. ]] = -\Go

atbt Ge

^--ffi

:Orlfe

t\?-h-? rJrL, jt J;

:6rJr--5;

II,,r*,tut = I"y: LnbaY

II*'*,tut=I*t=|nab'

II *,*r : nab

.J

:.:lr gta,l M,,Sltlt,y Oli€(..:-,1 Lt'-f P ':--L-)

naYbrGoMt=ffi; qri ;l-ljl

Page 326: Continuum Mechanics for Engineers

C,:-.u,1,+ 6ly a:-921 agla L--x <S*9" lof

- (at + bY)u- ' vt" naYbYG t

iJ.o.r,r". n-r;j c.r3,i gtljK_t+ O ,*I.:t!o r: 6;L;

e=-#[#.#-'1

do \M, -- do \M, :.,,'F tr u;

otr=A: --\i oyr= - ",

= -ffi*,

:U c*,1 i-t s Sl.-f ..jU;l .q-f .t=.sqr;|.r, ,,.^,_fL ,;IM,

4-r''tmax - J- .TftaD',

:U c*,1 ,11i5 t|,€ +;, ,-fu, -=.I.a ,-lLi q

x = L: raYbYT = G(A\r

0 a, + bt yntlo

.:-,lrrly ..H; ra ,t kV ri; c(.gloy l: u.,orc Ctt) a = b 6,,:Jb ,Slt S +i

c=tffiQ__+,

.c.*,1 jt-rL 6:-F tl ,ilt rr 6c:f r.r! o.:L Ltll; q 0l-f.'# b l+i .t*" 6 s,-la)Jr- ss-f ss6r-1'.i ,tt.il .r,_tl

il-tol :l ;l-p LAJ"LJ g,l ..t-;-ei r:-,r I c6r J* q F Cb;l orU:..,1 lr .,|-r"f l, ,y..:-,1 GVJb u:in, OJ_l

g4 o-. i;*,,;,.Ylq - ftl-i -F u \*- ,S* J-r-p Jr JJ 13Jn tu i'. ,**,Yl ,1:t*" ,F ,*,E -F :t

:b

Page 327: Continuum Mechanics for Engineers

Y-? jb))rJJU,.rYsL, J-,.rLtf 6.:-'1 6l& 2t;'; cS*cJg'fcJ-ll '.:*'l ^iia*S ,fr 6+ c|yfcg-l: rJli J-rS.tU-"f A-,-'ti i \ai c/l.r, o.lL.;'r I s ,l!Y-? jb) 1.r ,-"lA - Ji* ,.:,; .r)rL, 'L^r 1 Jrb O):h," F :t 6 tP€

1.l ..r):L^ Ul .tf 'l 'J#. lr.,.iJf *J e:6)V '.r)'rL' .rLlJ ; J'S f.;it-'t

.J.,lo-\.3 .S.r;irt+ ;4 .5rn r-iflrt,

s orf U-f .l-jloJ-i '-*,?l Y-? it;.).t, 6J(*tt-,ll-)l u'"l.ll lrllL' I,€,;rlF +.'+ 6lao-lt^'i q h!-lt'l-rl+i o-,!;'

c\ -f -P nJ:L, cJrb .r!rL,

oijj+pb;= " (r-1-i)Y-T-2 nJ:L,,crt^(, # ,,-Pf ,.r).:L..

Yei=u;; *ui,t (Y-q-P)

uY-Y-2 t- Jjlf-r-2 d.rL, c,5.l,a OjU

6ii:)'6iiew* \pe;1

r,; = *t(\ -v)o;1 -v6;,owl

(.-Jlf-q-2)

(vr-q-t)

iJ.:L. r: Oi qp drl.t rLi -r ,..,J|y-q-P ilrL, ,5.,^ rlyf lr t-r-j drL' drti(-F t1

:7-SSl€ \:-'J +r (\-1-P

l.4uijj + ()v + p)ui;i * pb; = " (f-q-r)

.c*,1 .:s* ,-9b <>AsbblP o 3.:*,1 ss4-t.:t jr Ji.*lli, iJ-rL. u, rl'tJ l5

iJrL-. 4-.: tJ V-f .Jir*.:-1) o-t'..! C-y ,-;-f A:6)V,.r!-:t-, ";.J

.S-r-f J-rt ,Sl-t

t€rf-'tFt, Oi to:,-t ss 3 osf ,t,-r=,YY-v-f

eij,m * ebn,ij - eW^ - Eim,ik = o (c - q - r)

\ -1-t iJrl-- ! 0i :-5t J ._cJtY-q- ? 'dsl'-;l ..:U:-,1 q b..rij yJ.'F-t.l.l!o q

:7:i,-f r:rr 4J

Page 328: Continuum Mechanics for Engineers

Cr- \*t o ag(y a;-9;1 agLa L=x <SrJ& Yof

o;jJ,* * * o4;i * p@;; + bp) + 1fr 6;fbq, = . (t - q - t)

ev:.J_f;t) a? Ln1,,tf 6JzJtL,.?1.:.-tr,.-.o ,g(*- ,Jfu <S:E)L c:4ilt 6,# gln-t.* 6 €'* r+-r

"/-bc.Jt- I t{.:j cr.iJ S\ J-r-p -rr a? -r clt* r*;;

S i),y,f^^ J-,lr* ,sfy:t lf \ &tf:&t a.fdb-r.* o* )r;> .r;ri-c.:-*'t tb ej-r t"lts./LlJ 61,!J Jlfdl J# q JJ-*-,_b r.

q.f=s..i 0K"r*if, 6Ji J-f-plr 6lciL- e*'t!.Jt"J- t lql l.f44r.;bl

.Jb,Fq *J b Ot<" J*iii 0Ui. cgj:.,- t* u.y_1tj ..r)rt" J- ,JlJ .ri)b .Jt?

cJi-ar,_r,. r2,"t t, jt* ,-r-r, 6t",Fq $i J- 6 | ;)rL, 3 o.:r5..1! 6:ro s ,SslrJ.

€'.,y';-'t.rY.:t-.-,y-:U.r)sL, 1) oJ-i C-b.jt^.,L*jb,

-J.ui 6lJ. rJ)+ 0t"i l.i

5l;- .-/t^,j,.jk, J+-".-lj,l .e:ig '-;rr q l-r.*t- .Jlrr[tlr., ,JlJ rtt-d-tbl tJU .rY:L, .F y rJJ::"-l 6\l-rv' ,jss ^-,.-r;13-b-9s .fuJrJLA tr .fu_f-lb

''f r,rlrIJ{^l^ :S& 6:_F J. & sr.:-,| o-t-i orLii-,t 6i;l ,-is-t 6;;;.11 6,9l,r;ctyS' iuo 6a-frL*r-rs -l s! :-eJ.*,o .11 ej,,6 6sltL db ro 6 S'l rltl .e .*,1

li;r-TJ*b tlr-l 6J1t s F*;lsy ,r(, cr:*,tauJj,. jl &i'..i_ al *,-jal "!U

1 c.*,lQ -r.;t 6Jti,l Ot-rFa .t(:i c-r;b ,;.a a dJ?-$.6 olgiJr -rlrrt .i- J-S f ld/lJq

,5t cOU;^-o t_J y.:Fr.l ,;;S ,1ltr:tdi a.:.rE-rl ,it U_ c.*,1 o:;;q,o; a

..:*,1 &*tlrf 4, srtt tt.2a^.a e-flt.it1 Jf a.tKi,-r;U ,;-aa;by l$ly:o.rl.: yj Jy.;,e I 0tS";:iU 0h:. S *t,_l ,f -fIr3*t S.:_F q ,.plt 1r cr*Ll yly

Ui=Qj*tioqrls,o

ir:-,| oJ.i

(v-q-r)

rrtir*;-;l.ry grl ,glK.-l+.,.:*1 '#* ,rb\ J-S t,-F** .p.-fiU.Q,, S: Lrr!_ co.$ ,;ifF t, j.. {l .2: t6b; y f -1-p ilrt - 1.r

1n-1-p).i

:,*-_1.!lcr, r:d,r 4.,

puijj + (1 + F.)ujii -- o

Page 329: Continuum Mechanics for Engineers

lQ,rii + Peipsl\s,pii + @ + t4f,iii + Q'+ t4tin'l'wii=' (q-1-P):-rricf f J) c>y,e +' 6

Qr+ fp)O,iii+ Pe;o4tPq,pji= " (\'-q-2)

:,.:-,1 J-s Js-f 4., \ " -1-2 aJ:L, d,1rk! 611-rf:Lj s: slpq\q,pii = o aS

@ + ty)YV'O + ttY xYttP = " (\\-q-t)

V-q-t d:t -.031r +5 u"t9u7 rJO.-L l-, t.-1-P rJrt". 6{ s0'^eJ4- }.t-r-,,go..'b 1l-\-P) y-3t, iJ.:L, 6 S,geli l, ;t<" .*ii OlJi.r,(''-t' ,g\JK-V

: -,-*\:-,) n.tlt SQ rStt,SrJ,"Jt^ 1-lJ tf 6l^'ca t't *'(U t* y

YtQ= "

YtE=o1,.Jlr y - q - 2)

(v\Y - q - t)

.rY.rt - cf -* rf-,,:*,1 l-1-2 ilrL, Jp \Y-1-t iJ.:L" 6 CV::;i ';l-il .t-U

,O )ful-b,f=SVlxjl \I-q-2 iJ:L, ;:ls{ = o JVtC = c4b t-r5l .c*+rajti

Or-l dr3i.tt{ 3 \ . -1-2 aJ.:L, )l el3:t-, Oti-Sq '>-,1 t.ia':- *) ,lf .fb' clttt q

:6.t.,-.:,'.*t;t s.ll *- ,)f .r"ljtl-, 6.-1LJ

YrQ= "(\r-q-t)

ui 6lJ. )- er. iQ ttjA'* "ib,l,

...(iJ,,Jta dlt'4 )JYb u.,PV aJ:L' )l 'F S

:6.t1t-,-/ ;r \ o -q-2 iJ-'L, )l J-S ,f J \ caJLi' t* u. ;v6 fi-

VYr/ = . (\f - q - t)

.Jrr,-/ ail2lu; elt 'bjd d/-l 6

*1.0L<^ ;;-J 0l+- Ot* +#i .rLlJ Jll., .r!'t' J-' g.0. 1s: ois.)

Page 330: Continuum Mechanics for Engineers

O?JJ*4 agly a:*9;i <SbL':a, *K" YoA

C) F = 46; o-23-a a-, to.:--l ri c*"1 ()S)lS )ltJ u. slp 6slrJ fJr dLa#.j-oev Jfu q ,#,rJ& /Jx*-tu; JV,^r..*

^Sf.:S.f a.f ,_issd.r{l.1r .:yg

ui= \(\*v)F;;t -Fi;,

lc*,1 oJ.i o.lls yj

(\6-1-2)

-1 oJ-i o,L'il Jl*ilt{, ,ff ! .rr"r.srllK_t+ A-q-t il.:t , yr p=c.,- ,-b y Sd)y-rrt-lu.lY-rLr drot-.r sslv = ffi. csL;,S^So J-l-.rY.rt .1,,i,65

:6 ;dr;n o.n'b

VYF=o (\2-1-r),tLrrl 4jn 6 ^'f clL-o..:*,1 .*L, ;rSjK j:y ,Sll G-Es.: "(t;.-zLrtlr; y' d/l,1i:1

OLL; Ol-r;"/ .r;l: ry>3 F \rp sQ ,t.glaJ:l-- s.J;:..^A ;l--i- iJ:t - J- l+i rr;s .r:_,1

:nf rlr

(,--4Jl\V - q - t)

J

(V\v-q-2)

q:/\v-l-t iJ:L. otKi,-r;U r*.fu;,rtn 4,Jdq, "dblr.<JJ,.rin

L;;,Ii Jl:{1,_.f

"p|Sfj Jy,e

(,JJ|\A-q-t):t:-,€ F sQ .,rl tl*_rl -t

(v\A-q-P)

.'Fe cif o-! ,_;;-S ,h;VA ..cJt- c/trr

c.*.1 oLa:ir jl ,_*bFrrSF - FrQJ(,.:;q OSlg)lrJ.u.qi lr:t _ 1_? JU"T+'. r, fr- d-Ji,Jirr 6f .51+L..- j-- .11.:y ,ll 6-5:61 -rFr:Fr @$#r) ;,-,-u c:1;-a cJLrt 31L1l**r..<S-,)l f.-? 4 ,u.xr -l-l*,J*o c^{?

-1s 3 ol..a:L,,

;F'* uK O.-S ^ F""nCf_l q .4:j r:4,r

Q : -Fi,i

tij*rlrUj : y(\-v)F;r,

t;j*!hj : "

Q,ii : -Fijji

Page 331: Continuum Mechanics for Engineers

fol

.c*,1 or.i, orb \|-q-t iJrt*- st S s* dL.6u; = Y(l-v)F;;1-Fi;i -t a.: o;t-71 :gjo

cU.Lt Orlt

ut = -F1',rr

ur = -F1,rr

uy : y(t-v)(rr,1 * Fr,vr + Fr,t ) -Ftttr:.,tj .u-e ,5.,-B 6Fy = BR'^\ ': 1r. J F"-SCF .1, Tr., ;' 4LrU Cr" L: .#L:, bFr

:ilj Jst' o brlt(,, J*-., dt,l;l;1 t€r; e-*RY = l,t * xrt * \' s

B+x,ut = -Rr-

B\x,lut = -Rr

*:,[+'#tbli,J oly.$lr*,t-",!U 59 O;;U jl o.rti;.i q L^,.rS col(,.-r*iu,gtra;J? 1;^l:l

:6.:lr ol.i.j

orr = *1,'-',(# . # . #)- #]":r{.f u:,D\^?:=f; 3 oJ-io! 6fplrn-r gta;l ! 6

o* = _rt-Y(Y Ih- _ r(xrY + ,r,Ylhl"tt - -"[ Rr Ra

J

6.1-t t 1+_1, ! -,|5g,1 .c.-t./ 6;J\&tl 61L 6;'--'[. Jft q rll-rcr I nJsL. OJI

:..:,*,1 li J.s-n 1 oJ.i Cy.rl d:L, .t-$,-l Ost' (c*,1 r'--xr'+xrt ;Rt=rY*rtY

6tr=_Br\#)4.#1

Ssi yJ.\B 6 sr"/ Otil L q+ = c,1b '^-Je Gss sxr c.{? 1: to3l g.7:c*,1 l) os-r- q jU :1y, Jlf;jt .,..5g..+ P JJI-el

Page 332: Continuum Mechanics for Engineers

O:-&..{f. agly o;-9;1 CbJ.:"," cS+lS. t"l o

(-on)\nr dr

:O*lrQ stdr = RdR l,t

: d,*1b_,rr 1r c;ljl3D_ P,,_EG-,)

- F*q Ji.F 6ori '-rb gjr ,is.t st.*tf o3)\-o y;U .r)rt Ji- Clt Sr ,-iss

4;l .(*;,1b 6;li *t j)rt .. a'.6:yXu" dS(Paptrovich - Neuber) ,y,4 ti 6 6l^.'i! ,'.0t<" Jeii.zl:y .:.Jl- C*l glf .ry€r+r ,,t *.,b, rlrf 6- 3 Ji<-,|,pfeF -r, p $*' q 6rF .ll*x; c..JJ, .):1JV ,'.jU', s|ry.8 Jt<-,| ,J="Jq

ui=Vr-8i- (4{i,i (\q-q-2)Y( \ -v)

"= J-

P = \nB[fr-t,x'[#+ yx/[+l

, $-f 6j L o: Li = ffi .sr L; j t o: [ii I ! -r,srl -ri- t+ rr-r 1'; .f^^ .rY r L, 1.r i : 6:1.ti,; s-'r

''r

tV,;i - A + \p)B,ijj-{tl + p.)(Vaii1h,*Vi,i) =. (y. -q-t)

.s--J.,-t O.,tt t.lr^i! tltt -t: \l-.J 6 jU: Cf r r, ..r!:L, ylVYV= o

VYB= o

1-iJlrr - t - p)

J

(vY\-q-2)oti r;;1l.ry fut1l eltB Ji = \, Y,f L.V; ,'$s,,rb Cb :V -* dc,*,| A-l _flQ :llry 6taji jl .ri rnlJt *ijrtiq ,5,g0..,'1, tr -rr-lU .t)rL, 6\ q-l-t .J.rLr;lz;

J $i-+ t' jl #:.,- ,!S t-b {.8 svi }l(*,'l Cb tka erll: rnJj, u, Qu rlt* rogrJrL, ,* ,flg-,lrr ! b,fq yl6sl.r Ot-i; oljL/.$Jt<-,lCb.-,q.rb6rliE

:-ljlc*r.1r,

Page 333: Continuum Mechanics for Engineers

v= Y(t -v)vYF

B=v.F- Y'*Y( \ -v)

A,Qt)=A,+T

1-iJlry-q-p)J

(9YY-q-t)

1 ol-2;J5 L.r:.n lf "*."e "!.U

Jit - 6lJ Ctu t* u.y-ll, .l)lt" J-' 6 ;s;- st

J'- .5{ ,Stf cl.;Li; e.oB ..r)L .JlJ t{J 3 ci f{01(,l JJ " t} u.oat'^bU

11 67sV Lk -lr' ,-rLls Llj q J;i'-54, 6\ GlV..:,-,| c.,.,i-,r.1r iL-G'Li-l ,r ,l.rlj; l--lr .rLlf .4.K.,E -r, e.:*,lp', ,l)V -1VJ 3p1.rl-l'r lLi;i .-:.:;

,€C e-f il rst' I ;lS, r.P; Ol-t..

u; = QQYI (YY-q-2)

iJ.rt -,;s yy-l-?'eJsl'-,ftr.-,Stl-r(,l+ tf .-l c*,11/ q Ql Q Sr' : x{;6

:p-*sc/ $ J:* J#L4'-'iJtL' +', A-1-P

(YY-1-r)

:c.*ii bli € li Js-re o l.; 6ld:l-- ffi €f S- aS

dto+Ydo-.4r'r r dr

(Yo-q-2)

-J.f-1-t iJ:L, ..t lc*,lj 6-t l'-lri +r 1 J!.*A 6-SJl-5.;l ,9Lac,'.l3'4, sA, 6

:r.:*,lJi Ji5-'i .Sl.rts -l oJ.i dJi 0t<" ,=*i; 6b,;*'

6ii = )v6;fl4* + p(uii * \,i) (Yr-q-r)

:p,;lr YO-q-t .l YY-l-P ..r).rL,;l .rli-'l U n5

6ii = yiA,6ii. *[("' . +)r, - ryl (yv - q - 2)

l5c*,t op=otfi{tj(.J+*11 tJ \-V-Y d:Lr) €el,*J-c.{? 2t,}.,:S.zlrra 64;;irtt- f:s -*,g Y O-q -t oJ.:L, e:l -€-.V.rLtJ

Page 334: Continuum Mechanics for Engineers

Ory*a agly a;-9;a 6tbL:"," *tS" rlr

oN=(fi.+ \pY,.ry (T^-1-P)

jlo.rtiil tf ..-,L".JfU.ff ,.XScrLL t* y..:*,lcl.i o.:tiilxi = m;4yV 6:c*,[ Js Js-f- 4J ra.1 ..:*,1 ni 1 sge K_ _rlry v; ScJ.ib €oo = o;iV;vi

as-(fl+ \py,.+ (yq-q-r).V;Xi = . lyj

r,6.:*,1 Als ru--J.€O.r'J j# J.ftl- ,Sj-t \l-r3 rlA, 5Ar,SLnc+tj

ON=-Pt -1J f =lt

ON=-Pl 1J l=tl

:g,;lr l, 13 ,tgU glaJ;rJ cou o.;t il 6-* crqLe gt+t tf

_ prr,Y - p{tY r,rrrr poN="h T# (-iJlr"-q-p)

_ prr,Y - p,,r{_ * t,,trrt pt - pt ,os=- f*=f;1T (yY"-q-t)

"!f-r,-t..it-i Pr = " 6fl> b_p, = " r5,rrJb ,ff*t 6ly. u.-\r, rlYrL, yl

Al .1-l,f .lq,t, q dJn a-,,Li 6lf ,t.1l" ,6)'a:t' e.'1 tt b.r:+ y-l ..Ula>tal

q,d/-lJ o-l)to .S-*J.,_l g,,l,Jslr;.rYrLr,Stf ,-+bJ- tJsl3i\:#,r t'.-13L;-r1 Cl-1;

1s J:b .:)rL, 11 .-u! r15jL ./H - J-i* .r).:L,. tl Oi -qt{ J- ,rf J1i6 )JLb

€g A-i ufr db-r*./liioijj= o (r\-q-t)

:r-fr,! 0l* -$ J1j,e t uJ Ol+,

6ii = eip&t*rQq4pn (Yv-q-2)\

'p,JLndJj-. ,drL, 0,,-l f.i!.,- !*.t q ..:*,1 .rLa;;, jl ,S-l-l-b 0-ll"- 6b

<D4 6eJB, 6ly .r-50k Or& J**;q

-J.6li,tdr\ = epftUnQqt,pr, (rr-q-P),->sf ..1 c-iK-t- rL;

"r*t+lt+ c"..-i- t i+f s g-)-fi,gLar-_-Ul g.s: g+1.6

:.tul,rr-lt .;'rj

Page 335: Continuum Mechanics for Engineers

rtr ,]6 E?",i.-A( ? J.s

or\ = YOvr,lr - Qrr,r, - O6,rt

Oyy = Y@rr,rr - @1t,r, - Oyr,rr

Ofi = YOrr,rt - Q,,,,rt - Orr,1,

oly = Q1r,r, * 06rr - Orirt - Q,rr,rl

oyr = @ra,rr * @g,yr - O,,r,,,1- - O,a,rt

Or\ = Qrr,r, * Orr,r, - @,r,r, - Qrr,rt

(.-Jlfr-q-P)crLL )* u.

(:Yf-q-2)(r;fr-1-t)(.rrr-q-t)(drYr-q-2)(6,Yf-q-t)

0..-'b ,rl; .5trdJ -r ,y-l tr J:L; ,.:.r)rL-. 6.rb OLij f:ii:.-. .Stt-r(-ta ! ..ll-r"f.J-r=/

J* ,O,t = Or. = Qrr = " Jl ,-P- rQq* 6Fjj dLad^? o-rl.: jlj je U.

,A4, e-b dbd^? 0:l: ,$ t"- \ .f-:i,g g-,) u \ (Maxwelt) )'.'SL 6:t<;*i".'.,

t I o.t.l r ,i:* (Morera) ltt-r Li 6 ,.o.tr_l,F q,Orr = Qrr = Qrr = . F-u.Qq*.Jtr.iJj" i^r -St 6.:,*,1 1Jt Lt'y C*l q qi .t{,r/ *ttti -'* gU oL^n

q .,; r:.-,1 o&,Jf V-? j:h.-lr 5 oty,g4lrS Cblil3,udl cJ-.i,U tn a rhr. grr!.rL- el-,.. & q b t O4 J:;Q qf l..-:*,1 d)J. JrU ff -q-2 rJrL" il*-r

\lr! *^: f. c..4 ,.7|A- ,fu crirL, l.t,ilt.r, J- Jl ,.r^16 ir Jrb'oov

Page 336: Continuum Mechanics for Engineers

O:-J;.F ag(y o;-93 aglaL2o" calJ& rlr

$t*

.,:*,1 r.rL "!U

J# '"u* oxf ,S3jl Jq , ,c,* r:JL 2r I - f

tl* = C*ofsa€f @, f = \,..., ?)

er rJ.*.r :-5; tr t'lly,.f t1 aJ:L i/-l ^5 -gar rlt-! .iitt"# arl;:."Lt1

u* = IC*sa€F

g,-.llr cl15l rai 1.r er.:*,| 6;tiu Cop tsl y oS

Au*

de1 - CoP to = oF

."t-,lr"f A - \ - P d:t, [ .;ilylr 6

4.St-t o.t--i r.,-;.--,' &y.-f 6# J .-jlFl ,Slo.ilr, u r-Ff J ,5,St .r.l-[- ftf - f

cl,- 1u*11) LLrt ,Sj;l ,)q 6,- C.- o13,ee.tu* ,-*f 6jjl Jq 6,lr;6,1^L,.11

.+5.F u*$r ti'u; ,$j Jq

u*= u*r,,1 *lt*(r)= *"uti,+iS,irtU tfQ

jt ..*:b { ott e-p rS ;t- i,/-+.r-q or.i o.:1.: q--t'u* u*S 6j} Jq ftf - fu* = u* (Fd ft ,-*-.-L.iq cl.7-f ,Ff ,Slnil-r gto'1 J<-,r**.rtrrtjg[n.iJr.nJ:l-l-. c,Jt-- cl--l.lr d.u.rr Sl*:J,rK:-l:, oJ:l.--n I Cj-rl d:1.-. 1l o:i-it-",| l.i -t.!tl

'y' af--Vy; drL, tt \t - \ - t

,oii = #^r",S3j Jq er.:-,| o-L! i-ys Y - Y - 2 d.:L Lj S rfL*-n 6*:-,)l o.:L ci-,9,lr1f - f

.-t;5,ik t):sl-r -Jlt

'*_S

C*op,.1i ;r *5

.rtjsrr-j JSj

Page 337: Continuum Mechanics for Engineers

e4 c;briJe" (iJt)

o;; C;t'l-Jf (V)

e4 g;t"t-! (V)

u* = { (l et e;; * Y Feii ei) (iJt) : f q

,* = ft ), + t p) lloii-)r.o;iolrl.tft),+tl't)

u* = ( +, * ,)rrs' -t t'ttr"

(v)

(v)

6 6,lr;f *.r-iti l-1, -;r" ,ft--^" ,.1-b -*TU f t a - f

,'ri = 4;,^ ain T^r, = Tij

6bJtiul Jt* rJ:lSla;1 u;;2, r,l*:" JU:]t/ ,Jh

l'oo

Iaiil= I -t c

l. \L ]r'Ia'1=lI ;l]

-\c

0

..r-,tr,.r dA Ftf 6lJr 1l ,S)e uP;.r: +*l ,f L**^ rr-b I 6 "r..rr ,.ltl;

.r).r1,, ;l orL,:-l lr -l V \Y - Y - ? -titl \Y - Y - I.r!:L, #;;t ^tr$ c/)J., -,.tirt+1.P V-Y-2'J:l-... ?J.-e!l A-l -?

lJ Y - f ^Ju;.: oJ,.i(i-r! +ap \Y - Y - t drl-- ;l ortiil U .d+-Yl orL c(,- 6,lr;Y - f

..r4SAt* G .lK ,rW 6.:-,Yl ,Slr.,itj -J

u* = ikt; eij * G (eiit,l-* e;;e1) : *E

-t bli,/ b ;t4;c(.:*,)l o.rL .(,- ,Sl-,t U*<rl i-r-; S3;t JQ ni +1, bl-, A - ,

Page 338: Continuum Mechanics for Engineers

O,*.);<'a agly a:*9;1 6laL!", .*& rl7

'r-5.rt* t) r:setu,J,rl cslA,rr-S(:) t ckl,gLau; (Jlt)

u*(r) =(or-or)t + (or-or)t + (or-or)t

\YG

* (q -er)Y * (er-e,/Yl Gu*(r)={[fr,-sv)Y

lr:I^\-rt -ffi't':t

I tt (\ * v) - rK(\ -yt,) (.r)

(-aJl)

(v)

'S ;b; d*:-,Yl o:L...{ glr +", ilb.r+tUr (-ilt y\ - \ - t aJ:L) u* j-r,.r ,tt - fAu* lUt,i = o;i c-.Il;f-rl.r otK:i.r;Uo.rr.-! ctll V- y -t L-y - y -f drt-... -b-y

(ile;i I 0t*, = 6i^6io nSr-y' o--r') Ou* I Mrj = eii

*:- p- ; .r-SJ o:r ).cl 61,t1r.-, ..tFl"..* 'h;

,S-;"*,il d^, g-* 4 6,111 l, - f;sli,g tl a4; i,r--l -S-r*.rr crtJ;.!! 4L..)\" \ - y - ? Jg 2;6 o;jS clLr.u;-.r

.r-5,Jt i l)a1f\v SE ,/46t"c.rtj .-q,1

(\ + v)o@ -v lo<rr * orrr * o' I (q=\,Y,r)

,; crl-|1" r:-; d e* Sltlt,J.rl 6La,J.:Jfy = "tld 3E = \oi pSi 61" u--..t*:5A.* r-,!.f tt oty,\ (bi ?...-J)

Ioiil =

8(t) = -fr0 x , €(r) = o7f x \o-t , €(r) = \Yt \o-t, fq*5.r*^, tlLi ,f;t*" ,sii-Yt orL c(,- ,g,lr, I I - f

e(q)

::]L'\ o-t

\ =r{l+t4 1jr1\ *rz f 1,+l1t

I ltt' Y Kt'-

-

t9,\-Yt/ \ *v't'

Page 339: Continuum Mechanics for Engineers

-tox\x\xy 6,GyaJ JtA;l .r-rV 6 Slks*,| d.rt'a;".(::-'il '-";4 6.xrxr A'"iP lf - '

;l r:*,1 olV ox' 1x' 1x'1

r 6 0lIt ' 'lIa,il: | -\

I

lo\lLJr:-:*.t rbl-f-* 6iL CVI tllll,'.,.:*,1 o.l*i.:Lril Vt5.f-l y oS ';jK;Ls 'r*rr cll-l;

(V - f - 2 nJrl,..;--) r.;ls 4;-,il gL^c-rtt ,-r-iV Sst

Cqp .<S-,il .5Lo,.:,t3 .r--il, . r.lLN : Y qy &il r.r.rUt ,r''' 'S'-xt tF f t tf - f

..r{,j-.a" .>-'l Cop = Cpo *-t ,-rt\tt:*q

Cttoo

Crroo

Crroo

Crroo

.coo co,

ocv c2

Crr C,t

Crt Ctt

C* CY(

C* Ctt

Crr

Crt

c,,

a,:IC"pl =

L

o-i rfL..^^ f tSll,.i.:-,)l ,SL^crti 'f-;U.c(S-'!l cl;t'i;6Lre"*' jt .t;5 o"t lf -

'.r:-,1 a:iL- d:^lsJ-j J.Ct

o0

0o

oo

oo

'Ctt o

o "Cy1

rlc,, c,, c,, o

I

lc,, c,, c,, o

Ilc,, c,, cl, o

I

"Crt

ICql =

L

Page 340: Continuum Mechanics for Engineers

O?.L.4f 612 a:-921 6lh L*r," *9" ilA

(,:*,1 ,g1t;;1fi 6l+n J.- jl d+-,)l <s1W y-,^ blits+,x1 ,:* fl a5r*.o: ot-!.)bq-- i,r,-k-rlr).r.p r-ol.r-;Crr = C,, * y Crr.L_*ier.l_-i ^:$.,L;2s

.(Sr \l)8'yr = arq ar^ tqr, J o,ty = atq ar* o*nnf .(+*,)l

"rrh, lf rj[-,r-. .>l,ay,-,gl-a.u-,. ti gll*.,St-l-rj eS 64.' ft la _ f,s+*,Yl

'r-jJj:;1.: rJ+J J.&*" d::-,)l c.rti orjlj: nj+1, r-r[.ij or_iLN = \"

..r-:!.f sg oy,,.ae:

IC"pl =

c', c,, c,, c,r c,o cvc,, c, r c,, cv c,, c,o

c,r c,\. c,, c,o cv cl,cfl cn cff cfi cro cvcw cil cfi cv cw cro

G, Cw Cn cro cv cYl

tlLij.l:*,1 N = ?.*-r {n*,Yl urla )J-- t*- AT+ :-t* 45d$_yl f*_ ,_<,- 6\, lf _ P

, Coo = Crr , Cn, Cr, = Cvr jl .u.rt+- AT;"-r; d+-,)l tSt c.rt-j oj_r.^,

.Crr = Cw tC* = + (C,, -C,r)

cfu*,)l o:L a-5,r:Jt- )ru* ,.Jf 4.j;;l Jq,Sl.;,,rf,Slr*t.r, t-....-J J-rS lv _,..rr r.: rr_-,y .r_,tr 4;jjtl

:*qu* = + fc,t€r * Y Crve, * Y Crr €r) sr + { (Crrev * Y Cyrer) er

+ { (crrrt + crrert + coor ot + crre ,t 1

,-fu*,Yl Ulii )J-,. tsli;oa.x1 y^- 4;lj:45c(+.yl &:{ J4.-.r .(,- 6h +fr bl; lA_,t.." cl,- el-,t6.:y.r-olr; JS-: rlLr,g!tr

'#f 4.j-it Jq o,-.,.t N = y n*..r,.

.!tt c5,S-,jl ,lrli,- a>.;eh$r 4^ip s 4j-J +.r

Page 341: Continuum Mechanics for Engineers

jl ,:*,1 olV &J-, l..'." ,Ji.Sl-l u;'tll'ql

I x\+xt drr "lloiil: | "', xt-xt

.lL ' ' xtl

iJ-ti ,tr6lr3r vl*.rr J.:U.; e):l-, ft'r;,\r-lxr Jxtll ,r-bot1 t1i2' 6

1Gt) - (\ + xr) E, + (r -xr) 6r !-,;rr = \ a^ie 6s:,-F 2ltv fl I sli

.-r.;5r.ll*1xy l\ )l eE ot-t'q l.rorr .rti djtJl

olt:xr-xr*6:*q

: *L=

\tt*: er(CtL€r * YCrrer + ICrp,' + tCrfr) f e, (Crret * YCvpr t Y C#r)

+er(Cnpr * Y Cwe) * CrPrY * eo(Cooeo * Y Care) * Crrerl

t1-,

.ry' .rtdy-j J# q 6:^ d3jti t' r5.r-5- b..:f - T - 2 eJrL' r o - I

vG6ii = ffi Gii *vep,6;1)

y)ot-raqy-lti oJst-- \P \ - T -t lY -Y-2 g).rt"!..r-,tf U-l)1 '#-;

G (uiji + u14) pbi = "

''-''-..

\ -Itl

.:JL--cl--l .l:nJ.u-o:dtiUl ..:-.,l ,,'"b | = otd 6!ltnJrl-'i/-l ntc>''l->lX

lrrc,/ .,7p J.:k .r):l-. 3 ,59 tl;E

Guiji + +oii,i * pb; = .

Page 342: Continuum Mechanics for Engineers

O-,,'J:,,,tc4 agly a;-921 66L*q *& Ylo

.,'*.1 o$ ,Sltl ,; al:l-- L-3; Q; ol_*!,r,_b1l:r,

-J. dt5.f,i, olt*" f I _ p

"r=WQ; -lbi = " -tS"r-" vt+*t s t--j.ei,fb (v - f - P aJ;L)

-r,-3b alrt-- dl.l, .lt*1.r a5.r--iLQt = -\ I r sQt = xt /r fl .Q;11t* = , ;.1--r_iL,r,-b3.r.!-rtb

.+SCr,.t, l) AJ'<l.- r; rll.r*" .c.-lrY : xfi; tsi

:*qor\=-oyy=2@rX, lf , ofr=o, oly:yQG(Xrr-xrr)tf

orr=-or\ = f@*rlf , oty: o, Q=t (l-r) tC

eJrt'-)Jr-JLc<.4t!-r,.:*,Yl al:t--lJ-t--arrrl :;.u*itl -Ftllup.a>6Ll,* ftff -ftFr-l..ryL- y.; dt<",.*ir,ll-ry l.r (\ \ - y - t

tti=Q,i*eij*ltkj

'r:scl" dlytr b 6-1 64 a- .:Yri', rlt,* sQ.j1; q Cli nS

\ f - 0 - ?.1 0 - O - ?.:Y:l--.,p- 6*.riU,gla-xit-a u:.s 6lan5+o, 65 ff _,.r-Sdt* t) ot-tc\ p sA a-") 6L"c,.lE .--r, blie

Page 343: Continuum Mechanics for Engineers

./fj rr L*ii jt I -rli i,."t; b Y'Q = . ,r,-ij3.r .to.r.rL^ oJrL .r,-L / +f "r*r.r clt-:;

-St .u.+;,rL- ,.1; 6Laa-cJJ- ir,-l L-,;"\*J- JrL; .rlrt - ('uee dt :.r

el-n B sA ,t ,SfQt sJi.i-...r tr*.rLj B lA.li.;, n5 -t.il'i d - '4xrYxtr - Bxro

.J*t,i*-- .l-.iL 6.'^:'.o .r' gb n*'-t

/-\"8:*qd::r (jJl) cJL 1.: "<S-,il o.rL +5 r+: +*-,j u* uxf ,S3jl Jq dt, d.l.l: 6,, r A - r

.tJ'l 6,1^-^i-a 'Ff (:\ Olc^)-

u* i I o,,t * orrt -\ votr dvr * r (t + v) o\ll I I E(._oJl): g"-q

tij : [(r + v) oij-r\4o*ll E + 6ii (f -f ) q:*q

(t" j,k = \, y)(,-ijl)

u* = (lt + i[Gut + trrt,) * I' eu svv * Yl€rrY (v)

.;*1 .r:*,1 ;.*.,g,r--lui;Cb,5i Q:xr'xt + f xrYxrr -xto aJi-t.b)dl iif,-,

,g,la',iuc ,-F;,il*1 .i- .'S:--l obt q .:Jl.- ,l-l el-,t r'l; rr*,b .l -r-ili.f V'0 = o

.+5o,r"t*, r>-'ltt = 'lY0

:*q

fYrrYlI tt xr\xt - Y" rrr -t rrr - Yf x,xrY .

I

lo;il= l-rr,t-yfx,xrY \YxrYrv+Axrr I

L o o ltrYrr-ttttJ

Jr d.t r.r rrL.i; di"--b .6'*ttb f - ? - ? d.:L 1.: Y - ? - P d:l,. rr-fu fV -,..r,9*irt-1,11 Y-?-ta);t ,U':,.5;p,trr.ll1,.f lJ O- ?-? AJ,- f )ffa)rl--

e; (q) Slr.^;'* ri!- (-iJl) cJt- t) l1r.*:*,)lyr 6)J ,?;ia ,-r';l.rl:L f A - ,.JaA) Ar-rj 12 6'la-J-a

(i=\,1)trr= -loiilE+a(T-7.),

Page 344: Continuum Mechanics for Engineers

O4tJhe agly a;-9;i AbL':a" c&JlS" rrlo;i=),6;1ep* | pe;1-6tift,t + r lt)o(T-T.), 6 j,k = \, y) (:)

orr = uoii-aE (f -7.) - Itii-ft1'+ \p,)a(T-7.), (i: \, t)

t-.t tS:tl F- Cb q 4-3; L rt - tQa=D&rtxtY+Forvo

.r:*,1r.,^, F6 - + F- Cb .r-l .Sl; n5+^, dt*! (,-.,Jl

o.:ls,-f,K,j"' lt il 6-r F' Cb (V

Q=Qo+Qr+Qt

Q = Do(xJx',Y + + B,x,'x, + + A{,txt

on = Do(?xrtx, - fxvr)

oyr=YDoryr*Brxr*A,

ory = -?Doxrxl -F.fi,

J^-., J5; &tJ- b efr --t5"- ori:S fi ,lL J-*l J-t.,r ,-f-f L. ,-JJ,l*-; c<.,- f , - P

^.5l) -* ,t-1 ,Sl-,t,S:y b-i rj*:..r:1tr,r.o ,Ktt * kr;l .lr srV ,Jt glr3x.r5.,"

.+f, .--rg ..r5 r.,L J,-q b,-;;*k--.1.: b"S n5.r+, clki .Y"-i +k-,ls oS r:*,r4i ljY3\ 6-t b-l_i;l o.:li,il l.f l - ,

- *r,',

l*t. L

Page 345: Continuum Mechanics for Engineers

_:s-.Yc'

o-.L.

Y

a.f l:-,1 gt) Y1-f

Do:#At= BY-

or\ =

0t\ =

orY =

i,,',_ crxt_ i u,

ft {*,", -

+ (+"'

ft {*,'*,' + cYr,)

.r:*,1 ; e-f P * e-r.-lirl-,./ = + cY oS

t -'fr 6.lf gjf L-l-i.f '\-t +k*n 1.: ol*i " uL' .SL^uS ;l o':t'c';*'l lr n5 +f' Jl'ljf l - '

'Fe ,3,lV t e:r b-,- ls'sr,t,$ Cb * jVl iJ^- ..(,- ? 6). b-n ,yL ,P a''.e oYY-2 3 Y\-2 JL- J1+' q rr - '

,;*'- r:3-1,U" i}l

Qr = Drxr'

? 6y b; nt*'tr. a5.r.r: clt-l;

Dr=#,* -#r,:g;l: c"-l+.1:

dr\= ftW: -i"','++"-)L'F,

Page 346: Continuum Mechanics for Engineers

OzpJJ,k4 agly a:-97, <Sl.a Lz-" cS+& rlr* J+tt Cb C,L,ll63l-..:. d^L" J.fu \,-t'-f C;t 1., sjL: d,- sl.^6.r*.os cli-l; rr -,

:s.*,1 ,-1 ol.f

{@,, xt) = 1@,,' - \:r'Yxv)

:"t=f ;*.n'.siL-t rLl l-*-y,tr .:,t: (.-all

K ,->rr.*I- (.7

.r-*t. F g'-t't (6\- lTr

7A

1y'-faY

o'

)JX\=A, Jy= o

1- (JJl)

(v)

(d

l{-

YMpovr]r"r =YK

xt

ljr,,- c.' -,1 ,ieli. 6Ji - C1; ^S 0sjl3 )l)-r. {. ej Lf A _ ,

F=B(''e,+ac,+ta\- -\r-r r r-)

:u-1-.ie o:1.:y-i otf q.Jt<"-xl,,SLn-Jj,6+^, ttt-:; f = X*i; c..:B ,5,-B

tti=-ryr ,r--y$)u, uel-o.\ dtt ,.*i; 45t;5oJ-oLL (A:-5.:t-.:;; or.i orl: ,tb 7-h;l o;Lp-*,1 L

.(.tlf.r o.rt--il clt(^ .# ,** r;l? *ta- 3.:-; g* ,*,-sl

Page 347: Continuum Mechanics for Engineers

rrA ,.b',i?",7a-Al ? 4-s

u*iUr=T

i/-lJq ilV = tte = o d#?.cl il, = -YB(\-Yv)rY nS.r*^rob-l

\tt, fB( t -rv) yB( \ -yv)er =T =- JEV=EE= -T

59 cl;l; 1l .e-,t e, * er1, * eg = . u{S- 1L;t .9., y-l ;l

6;i = )udqu4r + \trt(ui; + \,;)

d/-lJq ,+L-.f p o, = \laeija, L.i-l 1r ef

tr _ nB(t-rv)rr

rB( t - rv)ow=ooo= T

Page 348: Continuum Mechanics for Engineers
Page 349: Continuum Mechanics for Engineers

,S*.>KcShoj-i

d9 tl,F*t cabosLi e ok ,.,*:-*8 I - V

,F r5.:-,1 ..1ie, jKU- c*.1 Ct S.f dr*" 6o.1l.i -* g',-rt1:1 4^di4 ,Sl

rA ort-! 6 tFC 3y(-u-i! t.(a-f*tOS^, :4 6c*4 tr) gt6t".rr0J<-, JL- -rr otLi 6_ cd/tJti .raJ., J<-,r=o sr'l JL".et Laru S jV b u-,j-,

6 "l:-f J^ I J:SJ, -t lt ,_*". F * c".,ai;.rl'i (.-La f $f c.Jt- -l: U_)

o1[^i;l 6],,Lfiy' -rr c!;l ,5.1l.rl 'F 6.- 6,51 ui;1lsy +f sL l! Lyy crl .-t-,tr

"rr, .S!.-f jt+ jl Ji;* Ll g.:..,1 'p ,sl n; JV-l tf .*b 0J<-, Jt> -rr

.g-tc-/(\ - \ -v)

)Lis tr Oi -Jjl +5.:*.t ,(=; .Ulgets / is (c..-.)p. .*,,t:; *e.1i;.t 15

6,'11b er \ - v - 2 aJsL,;t ..til;6 c$zb-192;=.a

6ii =-P.6ii (Y-\-v)

G+ -f (f- e.:-,1 d-rL:i t+ a-r 1.r u.i:; 0F Jt- tr o-rLi 4 6lJ -tlr.,, OtJ 6Jt -i "lJ

d"3l..Jl; $k-,|-l-rJ+ ./'ii 5,ri!./ +ti;g 2s ).al u:J c..{+ oLA

"-''wl(Y- \ -v)

tl*rl fAqtjJS,qdl-d.rL,4t-,-" p ,)q j T,->jr> e.-r:11rLli.*l

.:_1ii o.:1.:

F(p.,p,T)=o (y-\-V)

v

trd=oii ni=-p.ni

P, = -*oo

Page 350: Continuum Mechanics for Engineers

6,4-J:',,te agly a:-9;i 6lAL*. ,S*9" rfA

{JL- drr_l -lr 3 c.Jri:*-l ;-- YJ*r-. yJ.,JL^..JJ tr5r- Jt- .rJ .JLi 6lJ

6ri =-p6;1 +t;1't-t€

(0- \ -v)

;.: o-;Lj 6 s.9Ja3.:*,1 .Syjl .-*b 6cJj..1-,6 6 r'yn? c,F ll*bl:tU diJ:.5\ : y-t -SA <52"Q:9s.Lo ,r L;jl, p;l-i.i c eJ.rt-- d,*l -rr ,tf g .3i- J-iq OJi, Jf-c,Jt--l.rp. .(;L-,1.lLli .j/JSa:J<iL" r-t'..f ,Jl2l p sT +r.c*i u-b !l+rt Ot*

,;u_*l,.llsJ:L;(t-\-v)

,i <+ JL"-i ,-F tlt p ,6f Jb.1r o-rlJ .i- ell6 ,:-, qi 6 - v - 2 nJrL.;l

.t1.{,* oll.r r.)-1j.,a ,t-4.e*-,1r Ll cc....aj

P - -|(oa-tr) (v- \ -v)

.tFe it P. L.p ,(tij = o) 0J<-, Jb rr ..rb 4, cslJ. e,dp-l ^5 pig *Vu.l ql c o-L..-; lgLao.;t^i Slt ,3,Jl .:Y.rL, ar-,j 1.r

JIJJ OrJi Jt -. tf I cr-t' .-ii- 0J<-, Jt- -lr s5[ao.;l-.i dlJ -qq 0J.i...,^2, ,j:;s )r;l;,'-,1.rL L .JJb rDU J<-,-+ Lt:y-b jl ,_*:b 6q 6f-5"r L-fJ c JJ, r'.' '{'' 'r v J" eJ Jr J (5-'- -

,*,'.,,';"]'J.,,r'q *-lLtii = f;i (D) (A- \ -v)

Itfaru ur: .n--5,; oJ9;*l ,,,tJ 1-r oltJ cJ^iU F* aJrt'. #-l-rr u*b Ll;)l flL-'; tt ttt t c-*,1 O;;S: olh \ asf o.,,t^i cJ5,r, 4rrJ Dtj jU;6b rll;rn,

.t r^r"f OH lj aJ.rl--

t.. = K;1o, Dou (q-\-v)

.Jss",.r-<i.l_l r-ll.i j-t;...2 atlf K,io, *-lf di j, d.r:*.A,ft,..-" Laolt-i dLi c.*,1 o.rr-.t.JrU a_n" -r-b.ldgtrbb

F(p,p,T)=o

Page 351: Continuum Mechanics for Engineers

rrt +lJS 6tao2h ;tl ,J.as

J$t ualt; q rlr^, grl ..:*,1 ,fjt,.^, J'-ti.5{ q - V - p aJ:L. s, K;jpq,d/lJq

olL3.i- ,Sl116 *f,g 4++.!U- di,bts \ a'Kqou?--t'A\ 6r;l.r,r, -114- r;1 3D;1

1l c.*,1 otV "/Ll

eJ:L.t, O<^r rfL** '/i

oij = - p6ii + 1* 6,i D* * \ trt* D;1 (\" - \ -V)

#-tjl .JSu" i,tl l,.;l;,r5-u...7 cflf +f .r:.*,n ,f+ ?(rpx ,)v*.JiJ,6..-*.1 l) J.t-req d-11..,1..i .Sl: OF+ JU-j r* 6ry.:,,r,. oJ-aLL aJrL,-

* on =. -p + + (\" ]'* + \ p*) Dii = - p + R* D,, (\\-\-v)

L; .c."-t .rfq- g, cfq- *p t is-rK * = + fy ),* + \ p*) r.li;, a.f

K*=+(Y)'*+\lt*)=o

]r* = _trlr*Y

.l.lsi4\:*,r ,€ C-o \ o - V - 2 oJrL..rrl-rl+ifl .J*q

S, +*du okk= -pdii * *do (V1* + \ tt*) Dw* \ p*\ii (\r- \ -v)

1,-all tY-\-V)JrL.. rA t_

(v\Y-\-v)

L; dfl 6 t-r.t oraLl \\ -V- P d.:l--11 -ec.r..:U,r, ,y'1l*l L.;y.j,s-r

.':*'l

'F elt -ilFl 61,^rr;U ft

Si="u-*d;j ow

f,i =P;i-}.6aD*

(,-AJl \f-\-V)

J<-,r.* 7t ,Sl-t s

(v\Y-\-v)

Page 352: Continuum Mechanics for Engineers

O?-t4-o aglSl a;-921 151.6 L,"g",".Al9 Yfo

si= \P*fii

oii = -f @ + K * Di)

(,-iJl \0-\-v)

(y\0-\-v)

Jti ,-pL.li;rr.3r: $rc/ tt+rt ,-p it-o'jl *. l-r cSy et il 4+ yl l-rl.rjLL/ 1-r tr ;$x.-.2 -l .r5r..Qr yj tW l{ l, JSt .

,-{*l - JJU .:l.tL- ( c&! Jl'.f ,rlel eYsL." I - ve t,J53 !,i- orl JLrt dtrl.* cl:f La-, ! b *r"I cJbr bo;b *<i . b

st ,S)11J:€t JJ '-;A .r1l.r I'F-rt \>efOl.r.r ., i^;- j*..ztJbl:+ rl1l7

,-*,.:F,f o.l,1 -rE oJ:.r+ .-rt^i qF i Gil slJu", JiL-,JlJ ftt- .r):L, F,.JUr.i O,-b -t,-tr fj 0tJi. g):L, ,C 3a-'.rLi 6- u<Jt<rJ, j sVis elt

(P - f - A .JrLr),-fu-r-,dsL, (-iJl)

P + Pvi,i= o (\-T-v)

(f - f - 0 rJrLr) cSf .l)rL, (.-r)

oiii+pbi=pi; (Y-Y-v)

(\ " - Y - ? dsLr) ./Ll cr):L, (.-,)

6;i = - plii + 1* 6;i Dw * \ trt* D;1 (Y-r-v)

(\f - V - 0 rJrL,),S3JldrL, (.r)

pit = ori Dri - Qi,i * pr (T-Y-v)

(2 - v - 2 drt',) di- ,* aJ.rL, (.:,')

P=P(P,T) (0-Y-v)

Page 353: Continuum Mechanics for Engineers

rrl 82-W 6bo2h ;tl d-,s

u:tt(p,T)c,Jl--,4JKdJrt (e)

(2-r-v)

(\ " - V - A d.:Lr) d)lf .:r-l-tr al.:t - (6)

Qi= -KT,; (V-Y-V)

V - A - ? V \ - A - 2 .r)rl.-,-r.*,- alrL-o olK;-,, y-l

\Dt-vij*vpl.#, *i;

Q J'-

(^-Y-v)

.::,'ljlJl ..r;r:r".Jbl b T:P,Qi,tt,Dij,vr,P,o;1 }S44,,YYUaJ.rL, 11 -t

^;cr!:[r.- {-.: jU Lii orj.:k;-*:{ odV ,r<Jt<" aJtu 6- ; .rJ+ p*i -t' ,J )lf0-A-2al.rl--.J-fu4,-l A-A-2 aJrL,.O#J Y-

^-7 ti\ - A-?

..ry -trlf ltJs-n*'.O.slF.{'.Jr jl fuP=P(p) (q-Y-v)

.ll^ru/ JJ"iJ p sDii , vi, P , o;i lgze \V -9 aJ:L, \V otK:-,.r.5{ *f

! ,.rrij .r)rL, Js^lJ J *Si fs lr .:*,t O<^." iy 0l't=, .:).rL, ;t ,,;-'.rj:l*-Jrf -

^ -? +JsL.-..S-rl.ri-L+ !,.,-,.Sely oJi*+ 6Lao1Li #b-r,

;-;'Sl,-f\:*,J, cA -A - P aJrL..4;., jl o:t-i:-,|9 Y - h-?

pii = pbi-p,i + (1* + p*) v1;i I lt*vijj (\. - y-V)

!'lr,*" rrI:t'-. Cr-l .r.ltru- tAoJl*i ,SD ,#*(- ,* rrirL, \isr 6, p, vic,^i^ dl1 drL. c.i^ ot<:-,r.i- ? - X - ? sA - A - ? eY - A - 2 .r)rL,

,.r.*Ll rJrL, 4r - A - P d.rL, 6 6t2+s! rr a?j .Jrr./ J5$ l.s T iu, p

,*r.rlr ,SJ-ll ..r)rL, Js-iJ s:lJ-s.tu.^.^ ,-b* 'f *t- JJU rrirL, c\:-,1 *-

ii=-j+ vjvij

Page 354: Continuum Mechanics for Engineers

O2uJJ-g ggly az,9;i <SoLza. <S:J& rrt

tU", J#q \' -A - 2 eJrL,,J.,!,8,-?-f ( ),* = - * r* )

pi; = pbi-p,i * *p* (vy; + y r,,j)

'6-t*,1 L; -St

.{t-,-r(\\-Y-v)

- :e-l[. .r!.rt - ,"t;! 1 - n - P a.l:L- J;;ott c,Jt- Lf],:+ d.rL. ft r,i*r n

ls p sv; )142,-rQa t drLrrka J-S la 3-*ata.4,$-yr, drL.. !.1,,"" ,-{-t*,t.$r"/ JS.:r

t^Ji- ' ji -;r o-tj cl! .Ju-.*;

'JLx Jt.- g;l; ,.:YrL-" &53 Lfl 6L*, -r,

t F,Sl^dlrJry' ess4sl s 6)-* !l-i q.lr^, l) 6;i,0hi..r!.:L, -r,[

a4 rOi J)sls Jt--j I t{J d r.;fr;t* *-ftl Ct-,.i- 6ss t$_f \lr|.lusg.,b &erJil LA.Jt-i jS..+ tSS.t atS)-f r,-)l rf 116 ss j.J4r-!i- F^ #f u-,L, ^AJ.0+"^,!cS6OL_:+\L-r.-r l.g:;.:^*; c,r_l-;: ,J:, eLr,:,,)rL, Js-U *fc.*,|-nfi q pj).r;l.r

..r;l.r 6.;*X*.rG->t n1 jU d!L:,nl C6OL-*.-r."tr"f cSl+A

ojta;botUf -vx - 7 .:**i.,1r oJ-i dl-1| .:Y.rL, lJg -,1J cJi-.-7 t5Lao.;t i &JU" 6J+

-,^

)l o?-s 6tac-.r-.;-9 6.rl-t*;.<, gr.+^J,-r"i!.f llr to'.,11-.i.qK, y\ j,al ,j:,ii.trjc r-t+t ls 6,ty.s6 T *ti:;l +t? JSt.- S ,-;-,,-l

6L', )l*a:il +r 3 o.r;+j i*,s4| It n-i g,r.X+, Jjt-r:, ,_b.6 ov-rt;l ,grlu , lq.:,_lJ.)

€,-l g)J oav 6too.;t.i a-r c*-; l, t+i

J^iL '>2lr-- d.->.;r ) "l;- cJL-- nJ:t -. fl , *=liS/, agLaosh (*iJl)

b.JL-.rlr;; c\bl cJ-i gt:: I -n - 2 rJ:L- L-,y, dCft"-oqg[.ao1L-l JSs- c.*J L)r; d/l jl 4t jLa'JLi s ,t:r-_F,-f 6*,-lrr-lr!a.->.1J c;iJr {5) ,J6;y/olr*;; -l: y' trs.a;l;;! ..U;l.r fU d*,-lrr-t-,1f

o;l-i :l eV t- ,-rl; ,t:lr 6P 6) 9stJa5:: ol-r.,{ -l (c*,1 c.it3 oJlf. f..,,r-

S .-f .S*,-ll-t-, t : ..rlr*,u bl p t l.1 ( rr.*$lJt c.Jt- aJsL, ,$q crtj o.l!j .i- JK" f | , :r+b f U agLo osLi e.')

tL

p=c1B (\ -r-v)

Page 355: Continuum Mechanics for Engineers

&W agtaosLi;1f !'as

,5^5. ,b : o r..fsLtc/ Lry yl .-ta-:,r" eii tr,Sr-{Ut'li a'

,,-*-;-F;f .vi,i : . r{Udp .gb..lt-i Sl-*. ,-fu*, aJ:t'-'

1|'.:j.rlr.; ef g ^S ups,rb 4 Jr.l6,>-,1 ;,'. y-{ dy-tufli

qgLaoll-i el-r'..*l{.-,^-; (f*- t) Jt<".1.: b e-r*-; €'rJ,f,. tl-i.r.i $tJt F*t- ,l-rU .r).rL, , y-+Ufli

pi; = pbi - p,i * lt* viji (Y-Y-v)

€f ,-h. rc-t-L, o^,. .1t , 6iss -t ql "r-'!,.r vi,i = ' L; rtE 5y-{dli i+* tn;t5.-Ut 6 JV;J cJ'ir'r"a v-t[fti 6 s-F.t ,ft

.gtf,-f

.5tarl.; -UlJ, 661,1t'.i 6.-' ( 8l<1.l Ot+ ) 6 v:-qp's 6laosLi; (u)

L- o r': .? :s o-lt-i .i- Js,f *-'l ':Sr> Jb r) 6 'Pt e \ it

ss F* s]r* *)-* f t, eatt t-h,;r,u/ .J:rti aJ.8 ol34 i't ,?.JS6. J:ai t., ff.tS.rt-l ,51 aJ-rL, rli (J.ib -k es;' \ o - V - 2 d'rL'

.{t-.-f "'i^6f-j

os3'eu #*l- J{JU "l)lL,. -e

pii = pb; -P,r (Y-Y-v)

o-,t; 6- ll o v-( 113 6- .rr"r Utl r:l-t'' ,,Je( oSp '>U:6 fb. :&t r5

tso^ ct'i t'";60;U;t 6.:-,1 ;[..15

P:PRT (f-Y-v)

rf Ol..i; pV+,!..r-,!,-f {..Jl}, t>,; uaV i6 elt b;lSc-ti R tli.rr 5

.,i ii L u..tr d r. J::*r oJi...q : t-4fli ,J+ 6LaolL'i "/L"j

*5

J*q rtL.f ( 6"r;frri oU,f ( 'S|;* ol'-.,? f - V -

cz;19{ OL-.nls $f ,-r-i! crL;;l ,fu,.;U '5{ \tef ,glaa;'Jt' fltteJ't 6.rL .;..i-. c ..f)b dri? Jr .eU./

+ + viv;i

Page 356: Continuum Mechanics for Engineers

O.nJ{r-. 6(y a;-9a1 66L*" cS*K" rrr

.*t_"r pS $,:L j-ii r,

i; = v1 v;;

.t-r-'ct' Ft Jsye.f { J-lt aJrL, e c;lrSl ,lb-..,a "i_ gtf ,."r,

Pvjvij = pbi-p,i (\-Y-v)

-9 .:*,1 0J<-, Jb tr o.lb , s[. f- tl]^ s {,1tj t? a-e-a;r .r-of0hia f t , Oty o3)\c

F*t - tJU .t)rL'. . .:Jt-- ..,r1 .r, .-u-_5,-* <$,lLlil+ b Lrt Al ,Sll y-h

Pbi-P,i = "

jl .r;.r!,." Ft*1(Y-f-v)

.g!"f l) Js-reu. sbi eb&_.-,-r*r cltilp sp ,&.(*,-lrr:r! LrS ,ftl,.

P (p) = f o h

Jp. P(\"-f-v)

,,fu," Ctr 4 .:^.rJ l, tii bli€,.r;q ctr5+luh, ,,q*rst,o_r.* -St,oi t 4y.rf 0[: *; &): .L-,-" A

bi = S2,i (T-Y-v)

P,i : * 0,,

6 r--J ,-1e2..! c Y - \ o - feJrL. -b-* )l

t_ VP=Yplp (O-r-v)

.\:*!i Js;o if_{,llf"f l-r f - \. - p drt -.lf:Sl .r-,(fl+P),i:. (p-y_V)

u.*.--> rJta-l-x- l-r .!,lrr-l! o-lb .i- c;lr;i- ,ll*-,+ ,JtJ f5l- ,JrL, Olirt 6..t-,!,-f Clrl5.dlt-,

Page 357: Continuum Mechanics for Engineers

rra SW astaasLi; :f Jos

&- rsssq3t? jl c.rr ..;lF- crL--r .5- r*tUt't; ';i,.rLi 6- | - f -Y J&'

* Srr-,t -Li -9 J:,U.h azJp J. ),f olt i .:,ti^i f | 't5.l f^lt l, 0 -$ U. 'e'}e

O.rg.lt+:a ,t-l ,Sl'.ls,>,cr--l;S .3t^,il+, tF ^i-5 -h:lr (cll'i &-)p : p' .llii

.+5

6V;Kbe4 d.rL, L-,y.s!r, = \ (\, v-) , vr : vr = ' l5 ef d-

7r:*V cr-,.vy = vr (4) Jvy,y = o t)ct.,-l jl 'vi,i = ' tt-+U,*Slt tlt'.,a

d.:L, .J::*,r .,t-o 1la!{ -l Drr = Dr = + (AvY I W) ,SLn"iJ-f 6!b "$'lr"v;

;l .:-,1 otV c,Ji- drtl.r, di..fLloii=-p6ii*\p*D;i

.rf ^t-1

., bli.t' ta"ti;t

x2

loul-p

o

o

-plt* (\vr

L

p. (;, t uy)

ler) -P

.-r-,!,-f uf.+ esi k; q3t? oJ"

b = g gin 0 6' -cos 0 E)

..:*,1 l) Js-fq ,F .51.,111 6 '37 ..r!lL' 3

o;jj*Pbi=Pvjvij

Page 358: Continuum Mechanics for Engineers

O*J:4f agly a:-,911 66L:". *tS" rrc

(611i = \)

(,slt i = Y)

(slt i = Y)

.")u l,rr-r: il ,-eV \lst osg-! cilr<r- ot--f tSLt

-P,\ = o

-p,t * lt* (o'vt l&'r) + p gsin0: o

-P,r-Pgcos0= o

6fl al.:t-, )l 6,;Jl$,sl\p:(pgcos0)xr+f(xt)

(xr= h),p= p. rljiCt-,-;)..-,",1 ,s-SJl-Sr;l;l ;[.at-61$l eU {f@r) oijrn5

f (xr) =p.-pghcos0

p=p.+(pgcos0)(+-h)

.uv t r:*j (,slt i = Y/ frJl;j;h*,r drt-- ,,.;tET: rt:;.3* "

vy: -Pgs!n0 rYr* axr*b' \lr*

-F-tslO c*,!

.f{.rl: ,s.t-t hl-i;l Ll .la.a ,s;JtftJl ,gLac"ltl b sa

b = o ..*ljQxr. = . 6ci", vy = o (\)

a -- # sin o.r-lrQtr, = h 6,-rtJ otr = o (y)

..:*ilr f=alf a = (pgh / p*) sin O,Stl-rK_t+ ! u, t Ly.yaJrl-.-1.,..;yl1

,'*Lrt-o.A rL/- ? J

f,

Page 359: Continuum Mechanics for Engineers

rry ,Sa-US ag(ao2h :f Jos

V\= W$ h-x)xr

.-r-,!"f ,fS-l i,{Jr. ,?tq,J!b a'

x2

,rL--f €f ,g. )-t' -!i-Wr;-b +f't.3q ,i^;f ^'.'lb'i- ier 0Ui.'ft

J'Frt WU.YY - \o - f drL, L-2' 6tw u'):f tl:y.c.Jt'-c,*l-r:(.rl ,t;;8.*F**t.lL-ra 6ty +4i.1r c''' "l ;"tV a-o-a.1r dLa'^'6 ril:

wi= it4ovhj= o w=JVxv-\curlY=oiY(v-f-v)

aJrL-, ^S A\* 4 ,Sty. S 7-$C o.;j curl ( grad Q) = " .5-eLj jl c'-,fYU

-eJ os-yett tlstt,fq yJ.6l1: ,-f ls c-e ,-,Obif ,J5;6"b ! v - \ ' - I..:-ii

vi=Q,i t_ v=YQ (A-f-v)

t::y. u,;r7r! Sll.,JS t gt) tr dcurl Y = o tri 6rl.1 0t ii dlyd c 6it-e ls

,>-,1 <J:-:4 O|*fU glf .-rU: l5.:-'l'-t; 01il A - \ o - 2 aJ':L';r cll ta;; 3..:*'l

.SL..-f r*;Jd/l q,L'.':.Dl rf

6li,-/\ ;tar:;nJ.:L-. s ):l d:L, ct-ddti F** O!,.r 4 .str

Page 360: Continuum Mechanics for Engineers

Or-JJ,,F ,gl, o:-9- 6LbL!.rt <S*& rrA

6 - t' Q,,, (q-f-v)

.ry; el; g tf .ltr.f l);*-,y *JrL.. s )sl nJ:i.-.r-J,"dlt.(*"_lrr_l.,q

(t' 6,j - v; v) vj,i : o (\.-f-v)

oJ.:l-. ,. &-t:.aJrt-, y-+Ut'lt ,f 1." .tb-.r .5ly .-:1lr f U t"j g ,S 1: altb.6.{t_._f ,_.^5.r!)

Q,;i:. b. YY4:" (\\ -r-v)

rr.:-fc./orJtt{ A- \ o -f aJrL. 1l o:U;..l !.:-r-,Jhi.rt+"-l .Slf ui,SbJ*

J(^- LaF All- ,Vl g.- .!-l t*;!.1r cr:-,| ,p.r.,\) +JrL.. 6c.*l,5i ;t_i^i t*!-l

."r-l!.r

U-{4#3, Jit aJ.tbu 6 - v\? - \. - 2 al:t*.-.st-.:

"(*,_ly-l-rll ,b_b, tr SVs,; !,rl; ,4fl.t-S AF_t+ Jll +Jrt-- .:-1, ..:r{*, -r: tJl_f c/

Sti;=(Q+P),i (\ -0-v)

O|;+ J.-;.i- ."f*-;lr.c,r alrl-- C,1l .Sl-l J- ,-<r_ or.,13T cd U. t, l$ "f-,- ,llpq

Iit, (11-rr1)'tS t>ef c.67 u.L"- llry ca_L.^; p ,l ^Li; r^ tr 6 €g qr-f,S-SJl-fu| ! .-r-ltr"f clL_-r Lp,;.:l-u,l.,1: o.;Li ,>lrs ,*, c crlJ;<,_ .lb--r 4 gfri

6:11OL-rll.l,.;," GyUFtYY-t 4[..-t)Ot-j-t;51s,1rr \ - \ \ -t alr{-,11

I"*'r,+*, *{l+e+ P-G(t:)Y

(Y-0-v)

Page 361: Continuum Mechanics for Engineers

rrt &l.E as6osh: f ,Jl"*;

aJ.rb -r..sqgr-l ..:*,1 Ot-r L;.rl-r:'l lr r,,L-.,11''y. rltili'5.l- fut '''l 'l'6

4 q 6;J1#l ,l ).aV G (t) iv:6b c-r'l;U tilF- ':57 ft 'c*"t dry

-51 ,,-l\ ..r:5 ".;

,s-&-, q ,lL-.r tt ,.Jy 1l .:-,1 o<^" +5 {t-.-/ .prt5 G t'rl"

..:*,1 r:g 6U-- JSr' G. '* -P c4U 6- ''r*:'! 'Pf* tlt-.,a

c.1i -,1, +5 A - gh g-t '" cr"i;L t' -r't ).rl-l ,ssi l+- qit+ 6 s"l<a

..r-,!.r olb 1: e-fg! u)! L6rt ';lst 51 h i :'*'113q c^lli g : \rA \ mls'

crli,:r-F, t>-e flbrl glJ;rq hu : vY / Y g s sB t&.rttllJ:'q hp = P I g'Sl

-r*:r -r,olr; rtUftj 6Lao.1t-,i ,Slt J-ytoJrL.,,lK'i

h+hp*hu:h+ -G. (Y-o-v)

Gy\ u.Sy-,| '=r; jt )'aitt: 0 - A - Y nJ':L' A-b;l a'3-l g''-li'U- !

.jt(i &- ,ss, * ltFtt q l, 4r*). G,cr_- e- Jr tV Jlfsl a:;' o'-l'9,-'J,*,

l.r ,rLi jl n:*l * 6" JF t" O*!Jf.r- <Jsr !-; ./l L-'9 'J-as.r" lFrl

€,Y'-L-fJ(Y-0-v)

C ;;-,..q.fL.. 'f "l*;lA, fu; sC Li tP S it-' & UU; n; $;t 6

,ly=.,i-f.r* -g curl v = o c .:-,1 '#**oL-.f

6 dt ..:-il': 4?i J.,-! '"t^l!.f

e;.rt ,, rr v - Y - O aJrL-. .rrJ rl5: ! l.r,l-r*tJ -fa- 6rL .;:':;' fl't-'l ..ii'-

.etigs-,J.,,f,slr-l Y - \ \ - ?

i"= {rr,tuitv;dv;)

PvY-+-pg Yg

I:- fr,*,= J ,e;i*vt+in;dS

(0-0-v)

Oli.,..-\ Jlf$lg-,-l clL*r-U,,-,^.a> gl.a-l* b.-r:.,..---;.(*,-ly-l-ltl 'rl"i Ji- Ul.,,1

.$r./ 4dj s.'lb !-rY-fr* 4;l.;-l.: ,:=# a'.ol'S of ii-

Page 362: Continuum Mechanics for Engineers

CE- ,'.t.0 ,gly au92g 16L6L:D" *& ffo

$t*,r-;lslr ! 7,i =rU-i 6ijtr*ok L,!-,- *r!*jt ,S;; rl-; .;L,-jt I -y

..r-:tr.f Si = Tt t6r,.S..rb sG:* 6_V_?l.t--l .l,{;,::-*; ,-/-* o.rE 4 ,Sltt;j Dii (:) soii Di (,-.oJt)

",:; bli; 6,1, ,;tVr - v

*5 -t*,o: rlt-l;

t;j = (r * - {lr*) 6,j D,* * I trt* Dii

oi Di = -PDii + lc * D;i Dii + | p* f,i flU (.--ol); e*qttDi:K * (trD), + | p*F;i 0U e)

,j*,- -tl-f gt -a Ai ,t usrz*,| L.,-) 4Jb '/,-*

o.ll -i .i- .Sf-* u.,L*,1aJ:t--_. f - V

."t*rLj i6^i K* = ,

{-t f,JiLr jt,;.1-,-catr-,o ai:--t,p s! .**, r* rli olrr,- :: )O' lrlt * :j. tlr: nr-rr; :.,11.: O-r-.r-

pu = -pvi,i + 1* vi,;vjj* ilr* \ij # v1)t * K T,;i * pr : *q

d--r'; y-) ,.tj-2 t--, F ; D jl ,rnb rll3"r *. ,t_* olLi .(,_ 4:l1^y 66\.f q d _ v

V=* r*DjjDii*F*f;1 f4,b'tlrosK*= l*++;' '*

6tY I ADii - ,,i 6 $r clt-:; ..$!.ror-.! a.j!l ot:e\ 4Sr+S d)J.lt,t* olL_i.i- ,Sl:t r-J'-,,l _ y--lb.r)rl._ y':;;_t, _V

."r-,!.r \" - A _ 2 eJ.rt_,1:

,-i-P \ .t"-t$., -b rt l.r o.rti f ts vr = o F-x\xy aaia \,gl-16r,r-rr .l!.r 6,- v - voJrL.. s oS2,-l - y-_rb aJ:t . ,$[,-t b\r;-t e-; y-*UdD ei olLi ci d;-l

..t*,r: nr-,,j o11'.J, 6\l) jKb*

Pii: Pbi-p,i * lt*vijj, (i, j = y, r) (rl,*-r-y-:r;) : *Evi,i=o, (i=l,r)QSu*'s

Page 363: Continuum Mechanics for Engineers

rfl SAS agtao2l; ;tl ,Jas

.11,*-f1.b: 2: ! et1[S+lJl-* u*,-. gL^;X r3l r:"--,' o.l:,r-.? -* Q:i;.ltr o-lLi ,5,-rl - V

1l r:*,1 osV V ttry f+- Jr "tl: u>- 6rL.;u-- +5-r..or tlt-l:

.rtL:;l nic;rlbt. t_F'l ..iJ- F' tsl, ot:.erit-r-*Ut'ly otl-i 4 ely.3.r,.o: rll-:; I -y.rilc

ttr gLn.r* e^-; eS...ib JK" ! 4.1-l-l.r! o.,t.i .-(.,- .:-er-, s ,-Fn qr: t-rh; t . - v

.u5tt*:-'-l ..111: tt.;.,,t g^ !rir; = wivr,j.J:L -t*,;; oc.*,| c5;- JL t: clrt-fa-iiit-="

.Vj wi,j = Wj v;g oJlt f-rlj.', o.;t-i y-t ;l c;l,r:t- ,llrf ,_S,- ,Slf dr:*,1 ;(.- ,.*bfStr .tLi 4 Slt. 'f *l - y-;t, ,.r):L w o;f jsy ,-,...-r; t I - y

.$J-,di tj otr\

pii = pbi-p,i-p* e;jrwhj

.+L-.f .rbKft J.sj.eu,Jjt al:t-" c, oJ:l,. y-t , jtt;r * 6f ,Slt 6.qa: trt-l;

pii = pbi-p,;

,t-,:;(u.f*i rJrt -.3Jjl drt -:.5; [.:*,1 or.j:lct i:{ Vl5..xl f 6 C-t-Ja,L,-o tf -y..qLj Jt*, tt \" - \" - 2 rJ:L rt:1-9ir.:*,.r,

rll.;.r,-r( -b st tr -r-,tr.rrY = JrY + ryY ,;i y ^SQ = xth lrY ,>or-,;**,q V -v4SJ:f,.rtil.l .r,-.1-9i r:*,"r, 11r>,-e ,-,.11-r:, .lScf o{E l1L,ii = . .}.\Y aj:lo *J"r,.o:

..t-itr,_r Gl.tst.rr : y-*[t'! .llrra y-t

crr.i..^-o t .,.itj tt sk rril, n5 *\p = lpk os-f\.t*,-ly;t{i oJt*i c.JL ^J:1.- fl lf -V

1: o;ly.(,- ,Sr--ci- .Stn J-tr-r. oJrL 0.9 -rp: rltJ: .ub.r 4ly p-i U,lL-.r

."r*i -r.ol,; c,JL ;,t

* I" w;dv= / sviwi nids

Q+ ==@, *\yY=riti(k+ t)p T

Page 364: Continuum Mechanics for Engineers

O,&,.L.h. agly a:-9;1 aglaL2o. c\J& rw

1: (clL-r-1 b.:lr;-"1 )) dltJ*,Li J*;Lr,-r)dx;6,;J.e ?r-L.b Y - \\ - t oJrL I A-v

Jlf.;l,r:*,-."r--L; 6;Jlfal.cl[--ra !;:lril .1r jJ,-.13i(:*J! \ - \\ -? 4:1.-

It olYt cY'*

I 0, * C),; + P,) drciJC

J:ar crt-:;,j.j?^,6.(:*,1 Y - \\ -2 ajrl.-o,g:L r:r:- O - \\ -2.JrL 45ti5 d)J.|, -Volr*i; a; a:t$ aEil-.- ,J.-,-- gt^-ll* r;e.i o.JJ,*..+,r.,r 4ly-l.r! olLi ci- ,Sll. 6

.(O - t \ - P *l;t^" q )-p Lf) o-,1 ,i^e,l-*)-fr-6,p_* cll ,*. 6l-r:,lt J5-1 ,-,lh-xtq 6la--La )5 e.-f ..il-rtl L J,r-Y-fr*, lv -y

.f*S,ia.*, r:*,1 o t ail2l ,-1 t213+aau.

v = (y"r-xrr) 6, + (+ + \) %

e + Pke- * \ yY

pY

Page 365: Continuum Mechanics for Engineers

Prli*Yt A

cz s b,,,* af*',ff: ::,'ff,::: ;;, .s,r*.-

.l-Lr, t 'SS t, jUi *, ,<.*,) :ly .J::*r 6.r*UlU- t# 'tt;.U 4nn1

;t .r*t qJ-lt .lttl O:r1+j1* ,;-Ut-1, .,i,- .1-! ,jr.* t.Sy.t' g-LS 6+,!

,*f )r4\qYl 1.rrSi-t br.1,1,r:;diJ.- '') e:bftt.*-,Yrr-1. stSsJ,i;=tS

n:;b; "*t ^=* .r:,-lj .l-x."llK -t .tf .i5b (.*-,! 0iJl Gr),1-x*lr*lSJ-r

OJ-i 933 "[tir1-e

dJrL? t b gt- .*,) Ct" 6 .>-'l u;t Jt4tl Ol* I o$

,f ,t-l*U ,;# ,g)J.ot.(,lj* o$ ct'-f JL';t '5s-') lso' "l'-'+

(c*v;)

Lrh,t, J-ef ,,.t u;.-S y-l;l "r-. 6cJ-a.r,r, l, J"6,Ji5dl- 1r ,r*-, J & J J-*

;l .-r-i rb.;).st".rLJ.di 6brJr.15Od;.-j .btfr-lt J-ll gta 1..r!-rr) 5y€

nfbJb Jl*, q .J^t,6A o.:Li:-l ;t:S,6ta.-lllL ,-J;-J e elt 6:y. o-t-i 1bt '5.*')brfr6yl .-r,11.: i e-&t rt-j t!*r 6La-rrr..,1t5,-uld;-') ,t-ft JJ-" - ,t-t3:5.

.StoqL., .tt ,J-It' ,a*4 ,* ,..J:-ar"re ,!Lj b ,5.:-,! a4;^'';1a; a^'o \ 'ftU u:*-,)1.:6lo:L ,-;;S t-..i15,g[^r/-r f-," rt J+l s ,;11'1;1,l c,Jl-- 'siyq.fjlry.r 6to;'.^., t,.:.-,1 ,:'11;,5::-,) !y l, t -.JAJ -<i:-'! ef,r,ol:L '55lU

.rt1- 6--l .t-rd o.:[.: gJ,*, QPE) 'V-hyi <S6.ryU( :ylS 1a-t''-f \b

6l-aras;-,Yl 45f+-ti;f .J.:.:-*-a djt-,j! rlU *r;;:- .,* -.3 JJ;b Ot*'i 6ssl-f

d-rd-U ',# eL-Y;.: t#s:y.16cJ::.,-j ..J.:-,! u-i 6toc.*, yi *.<..-'\r';

6:;1.: )FJ drJr:, ,1.,-!r.c,*,1 'r-51+, ,$Jl./3t? rl-9," clti; \: ,l;,, -t'l .:-:'.'.;:

C:t, by-ltt-,| ,Slf ..:.-tnili \ ,-fl-h;l;c.;.-., ,5::-,Y J ,4:-,)t ,t-r ! ,-fl-b l*

,F;Jlt-n ;[i: .c*.,t .:3to:" ,hS t-b 4-, oJ-]-a: J*fu et, ;l- ',-;;f - 'p.,1.l oJ-! o.:Lh-,| * -q:-,) S" ft, Lf F -lr tt p -r)-9,i;t ,JldiJ-o.,

'p-S - .J::;

Page 366: Continuum Mechanics for Engineers

O?JJ,# ag(y a:*9;A agla/,2c"" *K" rrr

100000

80000

1.004 1.008 1,008

,_;Jtt - A J6.t

fi rY/ at-t'lV ":5- '* '*

150

100

50

0

Stretch

?t-AJK-r.S +i gr r)/ p ! n*,-U,.,1r.rL; juS * ,*.J":-Y el:t,-."V,;-.5- F ,*

1.002 1.01

250

200

oettoblUo

Page 367: Continuum Mechanics for Engineers

rr6 #*4"=a.Ul :L,J-s

6*# o...-91e". slJb *, .(*^-,) dJ,"i 'pf

6 -t.5 a?j .J-lr"./ clLii ;i y,sa L-t,

rrtr fy r)i .F-SrU; ./\-A ,|5.J;.2: 6)).r-e eb .b\.f ,)t q c.-j dr:;4,-r-lJf 4.5c.*,1 .+-,) e-S 7.Y.. j -lS.q -f .r[*t.rle yl .-r.ar,r" JlJj jf$,*</.0o o b yo o ,_;;.5 t b-,"_l*,)l J 16.{:-,) jl .S_,[*i ilr r, ls6",f jK>?<q JL* 6 tFg d,J-r \ F- -<*-,! .;: o-r; fFl -r Si ,f -f Jt il .r:-,)6A

,[* JU, dlJ &p, f^ q.ilS ?i F'y' q) 3r.Jr:-iU {$l$ Jtlgt^U"f Cr.A

'?V t:tsli;. ,il-S ,-?lr,Stl .rQt C/lrl gl-t5re ..:*,1 ,5:!l rly.i-;l;c.i*.Slrl 0i rU-;,5b.1b tEL ..:*,1 /.0" b f " *tr.;l Jl5

"i ',-p; ,..^,-fL .Jlor;

d/JrdtJ-ll ;l ,5;-,) ,_F-S -.J;:; ,-1,.;. .rt_j ,t"-5 ,Slt 13 riloJ-i 4:tL u$xary.

,1.; ,F L-U .-i-.r)y 6; )jo 1s cJ-a:..rr OUI ,rb; g.s5s:9 ;[lJ;r.; i];.:.1l: gI; uiJ jl

;l lu,a:,-r-. dt-! tAtj t cr*, ,;;,3ti:-. -,[*r J$J u<i-,Y :ly 4g_l c^13

t"f l ,)U*'-; Ato63 jl t^-il, ;-5,-r .:'L.i; f+i F, -fut-r,r -L; 6,1:,a-a;.-:..

:1.;, 6LaJ -f,-r J,U,;r i.Jr,*.a df .jj -r $ 6!l: ,rl* J € 6 Jlor.i J-<ir[n.lL; .uL : jl oJ.2r-r, 6l+ey-- q"i

"]r-Jt 6lrr*v'1l, u*rl.l dl-s,Jlr,., l;t .{:-,)

6lriL ,Jt^Jrl, Crl Aly v-F€Q-C) U.f - df ;^,9',*fliJi.,1l .c*,1 ,r-i J$6taJ5; jt tS.rLJ,_f rll*i *, l.r clt-iry;6:11.: )FJ Oi Ot<..t ot-tt; ,-S e \ rh-b

-t-t,rf.r^6r-.y ,$,-/ tVit -lr Jsye q +rU dldL 6,r"1.:l- ..tS Oltt;!,-r-lU-

"ri-l=^J $;r-,- c*y; .<;,);r .r!l )-fu-:llL-ra 'JJi: 6\ u-t JL-;t -u."jt*

:rfl^r +.--i .JJ./t ,-$1j+ j:u.jf;^,,l.lj 6 "7-t-t'

y r$un rt+"-l Jtoil tf -S q :+l.(+-) ,* J;S e\,-*f Jt ;t 4y )1.$11.r..4:.,)tJ,r JrJ*,)l i:L.i 1r

.51,,J 't

orLi,:-,|

y cJ.3 tJ, orL ,./t:fe.r?.|-lr &1r^,, ,gLat 2." '$K" 11 o-r-i o:l: ,j;.iy :!L .1,

cy-l r;r+-l!.,'*.1 uiLJ-2rcol3.:.-*rJ-91 J--i;:+5c-,-9=,1, L--,ft!;F.l tW6",-6-,-, fU *;.: ! o.rL.,hi, 6lollll b +f,JF y &;l .<.*,) L+-+-,)t J-t

ta-"j "):t )-at eLlt.q:-,) Lr+-,)l ,p c.Ll tr..:*,1 CU::-,| jr6c.r:.f,r" OL

,S3Jt i'.;l.t;t ,rK-, ,f-f ! *-rr, L*.J) ux-r ,isr,.li JU.t a.,.L.i.tolr; orl:

...{rQr;*t g-1, ,lyE il.r-l q 6"f Ll ylr, J dL- 6t-o.:^,-r3-t-,. jl orU;.| J ,*-s.glL- c*,, ,;;S -

"lJ g-t, q b ,F"f orl.: u-,i s$lori Ji^.'.J

Page 368: Continuum Mechanics for Engineers

O,{tk{ agly a:*92i GL6 L,}r," <&JK" rr7

(.-irri) Jfu,-; ,*1, -r ,$ 6bJt*,- f o*.6 uJbi)Lrl d/i s:l )l ,-F_,.:iJ ."r::--.r cllJ.:-jr; e-tj:\ el-e, etlj.5!l.r ,*J-, .gtarg;; 5 c.*,1 Oi .:ls r7t,'#_tt -F:t;-*c; orLi:-,| os27o) u26,gLa6lc.a.7 .)-lLor gpi.JlJ 0t"J."..:*,1 U,;,JL",-,| oti+ $Jt, )l ,j-V oJric*": ar cjLi.c 6to..lL.rg r.5.:*,1 o1L

4 OUn^^ Ll e.:*,1 \ '1/0" S-t*,\sli,Jrl, -#) J* q Cf;Sgbf tJLo;t .tt qfl.rl-t ; e..:....i;: tStr.JF-f e*.61r1 .r1l: ttrJ -u14 sj* ly tlil uJ;r7 L;l-,

Aly, tlj \:l:t(r- JJ..;r*, Jr dljl 1s .r.,!l \ o o o o o Li \ o o o i:l-t-, st,tf6t,l,r.,t

J,U rh.l- g,-l #, o ..:,*,1 S.tl:V. taOt.r.7 :1.r,.; ylQ cg,;l.r $;g tli ,S-S:g.<^5 -**,) r:.-,,=-,Yt \lst ! rJ{--r;, 6.1Li .fuQ:y; jl c*,1 O<^-o tq;;,S-ft-t cle.teJ -#j4.Sh Ot-r.a rU; rl.u ,t-l t o.e)te.r-e-i os$'*.| qJ-rl J-nlggl;4- 6to.rg;; drLj rlJ'j ,Jl-l .lrJ,, :r;1, )FJ e:..,,l.i-rj ,JsJlt.*L",glf

J*e ,,"J-, ;l ,--'(" p 4 ,JE ,Slf .J:,o:,r"c JJ-.IJ ! osL i.:y 5:11: jjU:..&).:1ls J-fl-r \.tt jl .;+.:.lb,iJr(J y f dljl q orf l';t \ooo " 6(4):"l),-i-l-r .i-;t os{h-.l 6c.*,1 Ss} ,,Ssti q d;- €\ t* u..(\ lqv eL#bt<^r t pf

.rss" +i l.t esd

l*-f

-'lr-AJ6.t

-&-' wb LtL;..r5"+- JS.J:' skel p ir-u.s.r,Kr JF-r F:J; dtL^] i*,-u,

.Jls,rr irlJ b ,rS^.. ,rtg 6;

.:l.t'; .-t.ScJ-oLL b cli ,SlaOtJ* -l ,^*1, irs; )\ qfV J-fl-r..i- e .rr-.: y l;l

cpt- \:!r |[rtj 'rs;j ,Jt^Ji Jl-a,il| iL.u .rLlJ ort4,5{ .iLi'- 6btlL-r.3r^lrt L:nl f J-b.sl.i dt- J<-, I J* t gl5r" ui; n :l J-fl-r,4 Jl .c*,1

li- U tlL-r.7 4 t6:t 5r-r: J^lJt G'- 6 tL ,)*1.r orgij,Jtn.St c!L.".iil .:yj4rI F-rS- ,.J-fly dLndi l501';,'"n ..r ul.l{015"1 o)}";) }4jnc.*tii 4 ir-lr:Q c13i ,.:-,.r q b t+i Jl1 d rf .r;1.: tFJ 6-&..5LrclL.r.7 ,tF€

Page 369: Continuum Mechanics for Engineers

,F*k="-!J"uU( 'A J^s

Y-A #ft ..:*,1 .#tj, tor.qo),JL^5i drd nL,,U jl Lr*lb OtJ':3 +, toclL-r.; -rl Ltf

.gbcrL-r.,a: c{U-.f ":.,ol5

J-fl-r6L^6i dr" 4LrU 6 GV: ^;tKr 6"tar,r, ef iJ* f

[,"; g"? Jel- il.--r "-. r dSr dterl 1 l.€Jl iL-U .srl,-Ot<..\ 6;-:'*.

J* C- .:-t-,,-l n*,la., r,r:.-,1 oJ-.i o.:bt..rt-.t,jf-n,fK,.i1: 6 t* JL-a / sgt$ss-f .ttjtJ Ll cJ,ar.r,o It J-f,-f F-, ,Skrt b l..{;jl ;lr +Lati 6rt J2yo r, ..rtJi

,h* i J-fl-r r -r-.lLf f$ q .(,-ri c-*j q J-$JJ".Jt-pl Jt -Sl.-rarrr*i '-#) JJL

dt#l 4i t#it ;l:rr o;l"til Cy tltir.ry -ulf tsrL*: .5LarlL-tg t_FJ 0t<,1 o-t^xtl

iOs1e t, c*,l;r.r.:t$ g*arl-rb Os2e o 6,g;by ,' 't rJflf

rY = r. r = (1, + !, +... + !").(, + !, +... + l-") (\ - \ -A)

,' ,".b c.,e-., ?-t' t .S.f .4.,r, It J "f, -r Z-,,9*;;t ,,'li Vl i 6 c.*,1 6,;1ry l-; 6:g,;l: g^.1: \-\-A d:L,

rt = nlt+ U, . h + !\ . lr * ... + lo^. tnl (y - \ -A)

il .jJ.*j f+- J, ..;...1r*t, J-6JJ, 4, ,SU ,)-f,J" 6l{!l t t{:jt ,5toll.ry tt' Al 6tt l{Jl +l^au .rQ-,",:.<+ bli,g

^tr"-l c,*l q 6.:*,l t F ygrt*t 6t-aor.3j1 co:L

.:1.: rlS-i ! teJl

r-AJK-t

r dk;jl q l-6il.rl"r: ! oJ-i a:-Jr* tl;i ,r"vJ;

Page 370: Continuum Mechanics for Engineers

O,-JJ# 'gly

u-921 66 L,,c" *lS" ffA

<rY > [!,. !, + !,. lr * ... + lo^. IrD (Y- t -n;

J)-u*,| o-F€ 0.131 JLJ.: ,".6 uj'L-'.r"LlJ r-\-A iJ:L, st &sf ,pl.r r:.;t..og;l; cc.*,| ,-g uif -F.1r rr.p.,.r, [^JF;, jl grU .rl-u 5t+i;t ..:*,1 ]e 6 oJ^,

i ,;* slJb gill.,,a+f .:;l: J^lJt rFJ e-ft-t4^lJ ci? ?-t'\r.\ yl^:, ?-t' -f:t -s-f Fl.r .:y!c d,1lJl:1 r,ri,ti ;1--i_ J-f,-r;lJ,_1+ r,r..Li cr? ii.-.s9r _ul;*

4LrLi i5lr,orL o:V 4 t{:j e.r-..:*,1 -p g+-rr rf:-*A c,-pf-\-A iJ:L,

,sL.-r (J9t: t€rl t krl a<V<rr > = nll (Y-\-A)

4 -r: ,U.;.JL^f l I crrtJi 1l .5rl-rw e-7 6 $r"/ 0Lij t6:jl 1 t€Jl +-<V'^J*V.rr kJl q t6$l ,)*li a;J+ &_l &_r-,; rr-rl.b J ,?srrstt 6tr.J:*A 0",r o)*;)

,Jt{il ..(1, OlJt q f, irr" ,>1.,o*. .rl.,-l ,f -f ,f f {i rs:-,| .-rJ gjj -*!, i^o

6t.3;,l 6cJ.a:,r,o ,)ti; l.6; ;-*:4 ,Strl.r Crl f-n ,F .+.K. F ,t dJ,.i i-#:0J.-i ilJ Jt^:-t ..:*,1 oJ-i o:l.r ;lj'r ;l:Lil*-l u.dv 6a-fr[* F?'-lr ,rg,'s f,rt

:r-Fd orlr ,r j J2;e u.dV f*> -lr ort+j dt{Jl

nr

=*It"'*

-r;t'p(r)dr = ffi o,

,-pl) q ,t{Jl tr t+Jt C"<t. ,}-l-i di ,f -f d/ljl o:tiil 1r ..-t Ui -;-t\p S:6cjJqp btid

(/Y).- = l.* ,rrrdr - {n'

(a- \ -^)

(2-t-n)

.sy, a:*,-f: ui f k- <>.2j,.a a'. S ;Vr.:-l ort+:j ;ti c...al- -ftq. c*_ftj 6iLrU 'Kl :3,3,u" o:1.:1lr! La.rg;; r(+ )l ,-** Jto;t 51 c;, 1.r or.{j S JU:,r1La.:r-:31i, oJi:i 1 6 c.;r;- d/-lFl ,.*,-F oFcf a*Ji (')i ot-t- q tdl tJ l{Jt

Page 371: Continuum Mechanics for Engineers

e,L.- 4.r coJ..i JL"rt ,li y L^.rp ) *,rlr* q 6 6^q- tr 0::l c*,13 i!-,-l o 6r.11.:

u.tJ J;2e lO 6ii Pbt,2-\-A -l f-\-n '.r)rL' cl:b r$ apl-""\'t:ig

o--r[*,

, = #1r,,

:-t-l"f ddrr

(v- \ -A)

(A-\-A)

+ (;)'] (\"-\-^)

*J 6sF.* fuF 4,;, ,;;S il*; q o$ .rqel ,J-rrc el-A ,:; 6LJ +''.L:;

:r1-J ,-l,rlr f .r*^b tl:l 6tl

f J L.r 1.r J* ,t.r*; 5 sl*.(: d/-l Ft1 V -t0 gLn.r,-yy- ) : 'J-b L 'siF S

4-J d,Jpl s );b ,SiJl *J.l::i,-,1-A-0 iJ-:L, e:l-K-V.J^'./ ? t'1l3

iJ-o.:,r'"

(1 -\-A)

..:*,1 o-U.i .l;-ii f J [..: 0:y c"ftj .Si^.r"- lJ) iP\ Slt S

a-il-,11 Ji,ql 6tr6.:*,i I t^rU g^, o.t.:.lf,,l4 6l+*,-U" q-\-A iJrL, ,g)J.

jL ,.:1,fj \:!r cJ.a.:,r-o J<-, r"nt o:L 5 jV: JU*'-f -rBL ,tni[ 1': .-tS"r"

,gtc.iLil 6si b,.sl f r t s ossV;l cylJ ol)\o t sFCt4r' Laa;l .st,r"

il 1-\-A rJ:L.'l'q &fl.sL"f gLS,- ta,-l clL. ;1u! +r" Ul ,t3''6 4i...(,- ,Sfr ..rrlti d-Jp f6*, 6l cJ,L,r,

"/q r*.r ur{ b1-t ;Kutt 4-t 6 4t

;: ,j:,i-. 1l^- Od....-J #-tJli oll$ ultl) ,$Jl J,Sil 6 ,5-p lr r*ii ,Ji,-r.,-l .fu-')

";*ltf tJ t€Jl tJ l.,il ,/KV'^J-13 4iJ,.i r,+5 rgl tlzs 1..,'*,1 :i,;'\-\-A iJ-:L,

LaOL"r*-7 ;r ,:,.a5 g-r-l ."tl.:r, ,Atsl, La'rg;; .JlJ O<^- ,5bclL"tg gllyb cosl'r

.:y,g J* ,-;--lyl -il t &stl )r LrtLo Jeir, .*tlrrf ,S&o-t-* q t6:,l q ts;l,t .:,<t . J-b ,-rLlJ tcJ ig't 6-,Str d,stlPQ) ,f- vlsJ Jtd-l ! .*b Ln,S-ri.:-r ,e :ll'; +(i-l 1 4?i q 'r.:-il: J^lJt

:g-ii JJ os-re '". rsli rlls ,J,stl U|:'. iJ':L' 11 o:Li:-'l U. -9 c'*'l

F=#-e#

+ r [un

({"p)ry:ry.*klnPQ):rt.

Page 372: Continuum Mechanics for Engineers

O:-J.,h. ,gl, o:,-9- agl.oL=a" *K" l"Ao

rSs* (JloJr_l .*-,Y 4 ,St : q-\-A iJ.:L. )r Jill o:Ln;-,| ..:*l ,yly.cttiK 6!J.o.:.r.. t; o_s_re 1 b t{:r o,,.9.;) 4 .Sh 6*f J o.ql )l )-V

r:4tqy (*.-,1 Ir s\ A, Jir?S 6Lac*; jl ,jev JL"rl .5Ln:,,1 6fts *5tS-eI,, 1a;Lnc.a- jl .i- -p t: '.Li gl+"1 JKc"- ;l|y .orL ;l or"v;; -f 6ss,:; jJ

s7G) - In". r* = # I"'r* = # fq,rtt1, - \h, (c- dr{)

,5tac.a-7 jl 4, _ri -r:,JS)LScLa.r.,n.j; Ll,g3;..r.i gt+"| .;K,1.:.r3i._,t*:-l o I:*-l't \:-,J r., .fLa:;

l*,', = f f6oy - rl ),, (g"a,r-r*) (\y - \ -^)

c-{? .r, qj-rl t.5t6Jl tJ L{Jl c"** iL-u ;*-r & cu,osgil :l-u ;'t ,t,i, g.-a .rrLc 6:1 rFcf r4& c*.1 &,sjsl-l t-r:,!: .<.i-,) i.S,i-l ,-r-S ,->-,lx;

Itt -klx;t)i= L<rt>i (g.+rll{)

4*,;r r5.rlrt r e? J \ Y-\-rf iJ.tl-. ss?-\-l iJ.:t -;tp ,!"-n 1 d/l .5Jh<_t? l.a

lJ-ar,r,o r-*;j *^a:i.o

w :n&_o*F,, + lr, +ir, _ rl (\r_ \ _A)Y <r'>.

:.i..iJi ls Os-f I .Jli"./ ! aJrL, .yt c.:J,X-, Sll.6

(\\-\-A)

l{-+F,t+ Ar, +trt_rl (\f-\-^)

Page 373: Continuum Mechanics for Engineers

A

Ao

rL.

J-

r-^JS;

.r.>f oJ*i.r:5A ,t'-f * * :L J*q afA. e.f P *:L. qJ-rlJrU q 5''-! c;

:,l-r,g o:lr .,1j b)ssit*3 t 5.:-"1 L-f -t JSbG J f-V 6

N=+

<rt >,G=Nkq-,:<r'>

,.,;#,gi.l..:*r (f-A Jii) d1^, ..5',-.;r 6t-r .-ft ,Ji$ Uf f -b -t' L. '..",o.,

'-!t-"f .',a"6rj J;j'eIr=)', Ir:1r=i

,-t.i gt+,|f.rl5..:*,1 oJ; o:Li:-,lltllry = \ Jiii ,.,-f V r[Ur." ?--P r.' c^'=L 6l.:*,1 p OS-fe \

tr=+[r'*+-tl (\t-\-A)

dla-l:er il.=.,-l ar o-\,-..i ft+l JK U. t-l ..:*,1 gr*1, 6La'r3:; ,,|ss ofi fta"l 1l5 .J*l

dsLr;.: o-t-i o:1.: 6ki rlsi.Xl:Q c'.>l ;t-J(',r- t'oJ; ob;i Ji''r.l-l s(::-') tsg tz:V

J-(; r::'J )l kG ,sti.sr-lirL- U .c*,1 l9€^l^:l;i 6jr''l tr -,*'t'lJ \t-\-A

orlr.;r-j Jsp ,-,.1 u;-':S.i-;l Jel- 6J* cA-\-A iJrh' '^b: q o$ 4"*3_r-'c/

(\0 - \ - ^)

Page 374: Continuum Mechanics for Engineers

61* r,.t.o ag(y a:-y <SbLz^" <S*K" rAr

J* t c,.-l-,.- I " dlJ-) 6V = A.L. = AL pr--llr cc*,lf.-- "rJ-S y;-J<-, -;r5.:*l e;lJcg-l ), -- +c.JL-- c.*l t: ,_l#S!,.*j nft?.jill ..:;b c.Jyr qJ3lL.

:ri,-t' 4+*i \t-\-A iJrL" ,t S-$,-,;1l;;1-, sq.p O,lll o:lg,*l t,.+:+.dL L.

r.i w dw dl4/ dJ,,-:-:_:__aL dL d"l, dL

r=+- Gv-iI

F =T t'-+l =z.Gv-+r

(tv - \ - A)

o:;s (neo-Hookean material) <is* *'osL r't:sun 6s*,aJrL. irr r;r 66rr_r t'tFct'

PrJ 'ui*=i,, Yl aglr1 ,-rr.SrSjjl &gr l - A

OtJ b lr: ,slr.r- f , *lF 6Lao:1.: G.r t .Ji ui'1r ciL- {i-,Jj ,S:-Fjl .*b S

'*f ,S3tl ttrJ o.f 1l .1a.fu-) ft, cl,rf J-r. AU -*,,f .-r.or;.t-Sr-*.r'bj ..:-,1 3,i = F;rqFjna JS,:, ,*is * l*b O.j",a+, ,[S-.1*iij ,Jl*rL<

(Rivlin \qYA) ,|y-, L-,g Oi;l -r1 3(Moonqt \lf . ) j_r L-,y l.r:,1 6 €rs s,l,g_F.fLl ..:-,1 ,cif .-r!,, c-r.i d-:.r \-A u$., -l:6 J;j| -f Gs: )lcrir-L;.\'*V L5Ladjt"i;l -r,_tr,.(*,_ty-lll l"r:,1;t !:L6c,*,1 d,{l 6ijl Jn ,S6C;F s jy

.-u,5.- =,f &f ,Sjtl Cb ury JKj ,r*,tr q 4?'

tJtrt-t .;-.^1J ,-;;-5:t.!,-rj-r)-l.f:b ,+ae -ul3 t,-if ,Sjil +f+S o.f.Stf /, s I, ,1, J<-, _+ :r? t_r,b

W = W(Ir,Ir,\)

I, = Bii

(\-Y-A)4'

Page 375: Continuum Mechanics for Engineers

--,*'1LY-Y-A iJ:L, ,Jt^t-t, ,tKir,-rj-9"i ./tsil B,i ,*l6b1.e"'-' fl 6 -rJa+-1

:rjl.,-t 1*'J) ls o.t-ye u.h slq A\ ;:J:S,5l,oc:*;

/,=*IB$ii-B,Ful

Ir = eiiFr4rp* = det{Bii}

1r=lrY *)Lr'+LrtIt = )rJ )rtt + )rr\ ]rr\ + A\t 1r\

Ir = )rrr )rtt )rr\

Q(Fu) = "

6(c*) = .

(Y-Y-^)

(Y - r - n)

.r-tgst,- "[Ur.r

:,1;l 6 -r.l.,l-r ,r(;t<, ;-,q c4;r'"]-Yl J Lr<':-') :19" jl A-rl':*r

J.U* f -f \ J3l* ,l uelr;l cc^*a ,j(^" dF ,!Ur." ,hS t* a., i:L e- qfl

J.(; rg ,rt_rFJ .3r.; Otp a., o.:L f t; ,tBEi fQ.sp€ ,y,rrri dtiu-b ;(u.tt.i- il.."-l r.r osL y-",Ut'lt':..rL 6c.*,1 ,-rl', Ol-t., Al .ty.f sFql: Jt<"y-r,Udlt i.rL.5- elt .'y.t J.r, f$::;;,rt-rf ,51u,^;l? e. CVIN =p. t- (A-f-O iJ:Lr) ui,i = o al.:l-- il*; q f-0 ,.rb )t Lyy O.,l .Jjlu,

e-, .;Jlt "-f-A eJ.rL-. s *Vrl.^1t] ,Jt<" ,5t3.:i jt .-u clt* (..-e.Jtt "-Y-0 iJ-rL,)

:6.:-,1 €ls, Jfu y-iJ.rL. rl! rll-i;c

I=det{Fu}'=\ (f-Y-^)

,rl-^;l:6# ! *rr, ;h*- ;'5 c.Jl- q ,sy-{U f l; "'V t-tri ;t OFI

4rK.F -r, ls t) rs-r- q 'J5

e* .7-:f 6)l(0-Y-^)

Can = FieF;a 6ta;i;l .t-

(?-r-r)

'-t.3.;t' -t sls6r c"';6.:;l: ! .$.>raJ.a> ylcrrLl: -ti,str g-lr,$i y-l

: g;lr O tt e-S,,|*;ltrrr, ! .sb.r "lq

r*! o;+ :& r^.*

hiea=h|rrF,a+Fuit,u)(v-Y-^)

Page 376: Continuum Mechanics for Engineers

O:-Js.{r. 61, a:-9- 6LbL}*" cS*& r6r

OrEr 1J*,b.i- al d.;E:, rr-b .i_ q {.-**j jf 6-5,};l*-, tr ,r,-/ n_:,;i 3

:6 G;q ol"t, .,r*-,-1,r,

(^-Y-A)

drr-lJq c.:-,1 oJ-.i orlr \V-\.-f iJrL-. L 6o:y Er16 a.; kl :tCan 6 -r+50+-1,

,J;-2'e a, .:-,1 O<^- V-Y-A iJ-tL.

(q-Y-^)il*-r t0;1 6(\"-Y-A)

.t_r-c/,-,"F

3 c,r-t*,| yL, jt Clil*l ,jG eU,Jj.J .gl,^dJ_F g.7 q oi:J +5 6 'pt.{[.r J(J,,,J-|, -ti )l kv-r;1 JjAt F.9t^dJ-]

- 6;i + d,i (\\-Y-^)

6;1Dq : " (\Y-Y-A)

-9 J::*r DU t JrLi, o;j S0;i Jr y' 5"tor,r, cll*il t y-y-A j l-y-A .r)rL.. i*.,-U-

6;j : lhij (\r-Y-A)

6;iD;1 : "

d0 -\ (,)+ *,ld\ocen r \ ac# acu )

Q;p;1 = "

Qij :;rr(oc*L * ffi\r,,

(\Y-Y-^)

iJrt-- r.: r-li.s;t-r(_L+ U .q-y-A ilrL-. .pfi;j - 5ii ?t;:;t i!*,-l ! JrL- .,_b ,.\

Page 377: Continuum Mechanics for Engineers

Trii : -pdii

'.r1;,g d.++ \f-Y-A(\0 - Y -

^).,.:*,1 ,!i; gt! .:tF .,) 3 o)lr c,^.'ie r*; ,Lii J*b .r|J(;il .Slf Jt<-'l 45

::.y.:; a*:ry l) o:.se q .,1Jr,Ut'$ irL 4 t' ,;J .:-'l O5^- Jl-'

,tij=-p6;1 +&;1

,st^n;l"-f e-f ;x slt6 r-r,-/ or.*,.fLl 3-t, jl \2-T-A iJrt-'rr fJr il^?

:>-f ,g na;: JLjr O.tf I .JJ

(\2-Y-^)

(\v-Y-^),rii = -p6;i * Fu aWaFin

.r, 6 '*f..,iJ

tt..:*,1 ,-.-- -i-13 J. Af ,SiJlW s ltl"t't ;'U ,SlJ.l : \ a'

"^.-,g r'Ff ,SiJl.:tF j.l-9ilr',J^i Ajlujl .,Li,i jl GltV *J. \V-Y-A d':L'

J - r r!,Ud$.rL Glt.ry€ ^if.r'Ul W ,sltsi,-eV F *;;l oi ;*i:\!ii /j JsJ a1 oli./ t, t-f -n iJ:L' JIr = \ ,l-lfQ

W : W(lr,I,) (\A-Y-A)

.t-r-,€ J^V,F.5tar;j ? r,S*; i.rr[i./LtJ 'F;'Sill tt,Sf ,.|*jti'!

,,ij : _p6;i * Fi,tl# #; . # *o . # #;l (\ q _ Y _ ^)

;l ,r-,bt.r *il, SIr 6.:*,1 .l;L.$loJ-3 orlr Y-Y-A iJrL' srltJ /t 6t'ot-t1 6

::y:; a;^l-9,r - ;.Ji-j, q oa;l olyo I JsJ r*; .lt-'lr(

It : FuFu

/, = * IFuFu\rFp - FaFplF;n\nl

Ir - detlFu\

(Y.-Y-A)

Page 378: Continuum Mechanics for Engineers

O4'JJ# agly a:-92i <SbLz^" cS+lS" r67

&L5 c!lrLi:--..- u{trc.i*s .llv.J? 4*--l a'. ei ! /, -l /, .Sbt-t, Jf 6tr,;;.d/_lJli ,.tp€

:6ipdtp (y\-y-A)

Jlte u. d-f ,; ,gLrr;Ji. c\l-Y-A-lr yo-y-A 3 y\-y-A ..:)rL, 1l o.:ti:-,| U

:l:r_-l,g c*,r \ l-)

oFu

w

6,i =

J# q G ayt ey ::s:;#": fi ,""T,'J

6ti =y.6;j + yrBij * y,,BnBp (yf - y-A)

: TJrBil' + (y. - yl)dij + (T, - y{,)Bij

:+f-u-r,rr 4"J

6,i = W

I, - r, ffiuu

. K p,i * r # tr, (yr - y -

^)

rLli .:-rt o 6fqii;l ,c.r*lJ oy)\c *r# = o Jfr = \ n'.:-,1 gjy ,drr{UaSf; Af-r:

.J; -rLi,i .:r-l!" ! rr-r-n iJ.rt -;l .lt* 0+-*i sr:-,| ,r3,J: ,rbb ,il .rj.,1.r

ut A-f ,-:;6\ il o:Voi i*1 ;Fc

+ \BtiW * r,ffi+ rn*Bit,ff (yy-y-^),,#uu

oii =-pdii +#tr*#tn,

oii = -pdii + #tu * #',

(Y0-Y-^)t_

(Yt-Y-^)

.s*,1 oJ.i.*-F \?-?-y iJsL, 2sC;1 6c,*.{.ii, "*b J'lj tl cc*,| ,E o>tI, slrjl .r,tb ef ,s:tl c[ grlls

Page 379: Continuum Mechanics for Engineers

rdv ,#*'a4,,,=z-U( : I J-s

r:a osye 1r,-q ,-#-S ,S3Jl 6 tf n; ;;t:' t* r. (\lfA) ,|y..:-,1 or;i

.r1,- 0t l I, sI, yJr56t.l^+

w=2c"p(1,-y)"(/,-rf (Yv-Y-A)

b o-t-i A* jI,, sI, +1 c..j/r-Y l1'-Y jl ,jtJqr yJ. ,-#-5 ,$Jl 6 :y'"5t azi.:y ;rr^.a: ,* ,r:;f ,$Jl s p ,,;-f 0d &.U.i

tsf dti.,L-? .rl.r; t4.z4 rlt-;i o:l: .-,:-l- cJ5..x F J ':L p; ,./LlJ

?-lr4 -fl-, tCt.=G:/tsil !t,JE" elt.tA.t !/ti;jt YV-Y-A iJrt ,.l: o.:[i:-,l

iJsL, id.r-r q L^"rJ..:*,1 it J;e G 6 r{.l JeV ,t'-*--F t1t,4 ,r"-.s$,g1fi o:tiil ts-f (Y-Y-O nJrLr) '3;-.J!:L, , s tFc-f r*,1 ., Y2-Y-A

.*,,L, 6l \lrJ ! rlr^^ Jitl* 6,la *Slr.c,-s rrY.:W r'ey--. os.f 1g-tS f t

.- .'r u. G)-f },-lt:" 0..'1r.,1) 3 o-t-i :J; tSy..:i.rL, t; O.*"U -,S .sr d ,-F

.q-tc

,#.5 csiil 'Pb agla':JbY - A

or,-j n:il u -<+!,.;.r5lo.:L ;l 6 uoV6l+L; gl* q o-uJJ1JJ dLj

L-,L." 6ly r-iK t/j d-l-rr t{ J.."tl ;ret-' i.rL."; ;l 6i}l t-.,.*,* -\-:jL s!:*,1

Ite,lu,:{l-ji 43-ljl # Ll ,rf rsf J,-q .rlt-ji ,*-S e:tl Ct't Jl:;" 6Lac.".tJ

;t ,grll-; q *3-l U c*,1 JrL-. J r-p, ,./tsrit Jr-! .rtt 6Jl tl ,-*V J'(..t, r,r,5

je 6 S:-b t.ri-t'./U"jl .r,-b (rv-r-A d:L,) ,|y-t- G-r'#;,S3Jl.)t)q't7r

'#f ,s3Jl :l s-fi-' JJ'^,, 6LaJ(*i .-r5Ot r ! o.:L U\ it t* ,.r or'11

l, tfvf ,.rJr:) # Cb C-r il*-r n, a.S.r;l,rlil Jrt-,61.11"u1 b +"r 6.t.1l:

6tnJr-r.- dJ+-L.a 6-* 6tac-a5YV-Y-A il.:l.- :lC"p gLn,*tJ 6l.Ji jl .(+l..!i...,6 .fU, iSU- ;;tf p gtoJrrbt, ,-Fl tt tr-tJ Jus.-r.o.j OtJ L "-'-,+".Y1

5c^."1 6p\\,4, J.r, 'rif .*-,).5lorL Slt 'if ,S3Jl r[ii OJ;':Lt tF€./L;;jl G ,,,*l.Jl! Jl-;l- q tsr t,bt, ti .t-*J.,g A ,>S*fi os!

t.:*,1 e:al1B;i J<-, r.* 1*V,gU-U, g+..-.J q W '#-S

63Jl

Page 380: Continuum Mechanics for Engineers

O:-.u.{..o agly u-92i <SbLz-" *lS" r6A

W=G(1,-y) (\ -\"-A)

.gl.;lr +5 6-r sl-e. Eu JS,.l; -':.+r .-ra .u-L; )JLb \, ,kl 6l-asjr,u ,f -,t \a:,..ii l) Otf a-' \-Y-A iJrL-"6c.*,1 ui', dlJ., tosj'.Ay s\ &, J.^,l6tt./5

W:G()',t*irt+,lrY-Y):t-Fd

(Y-Y-^)

j.:U.:*.r ]rr' = ]rr' : ]r-' ,lr' = ]tr osJe a,, Lar:,,.t,S qS)F,-*,J:Sc,Jt- dlJ

d/lJq ,JL\tltYlLyY = \ -r*i!J{Udlt ,:V fl ,t-l ,-o-e)\.e

w - G(r, + * - tl

"r-t3 6l;l I .,J s4isjzzt tJ u:-fscJt- 6ly \?-\-A U.:t'r t: .)t!r yl;l ,:li;-,l I

f =p,,=#: yGfr-il (Y - Y - n)

..:*,1 -i,*if-\ '* :l \ \ diJ3'"P,, 5.}i, ,Jt^J- y .:*,1 A; ,Si;l Cb .Slrl JS,.i yjort*, O5;^--r- 'rL

- 6iy,6l*L' 3r L ,o.rL Jtn tu"1^-" FJ"tr.i- .rf.f ,a;-lt 6;gr>-,lt-

;:-.* )J*'U lJ, J J;l ,St^t-! o c*i A-S 6Jl db dt-- c.rtl-rr..:*,1 c-rrJyl

ss:-,l;a{Udlt -r Q;y:yl o:L d,i-t ,f -e L ,o.113.: ;Fe t;f _F1s ,rb "$.1,

:t-..:€ {^ii tJ os_*e I d; ,S3Jl

w=ct(tr,'+ 1,, +1,, -y) +.,(,!.7!.+-, (f -y-^)

,5.)-G--V.J::.*^ 1r' : )rr' :1-' s)rr' : I' ;!-',l 6taui5 *isyz.c,ss r4U;i6;-t--ly l6):il 5, .;l; )v a-'..2.i 6-S,L;lA.r; f-Y-A iJsLrJ.: br::*ifor|

.$r"/ l-,1 *iU J<-,r.* ceL,-

Page 381: Continuum Mechanics for Engineers

(0-r-^)

Jr rLsl ui+-, J dV tr .,|i.-f b *it- r*1, J#.l.: ..>L,.-c rfu-l n1 4?y q ut>lt al

g!.{t""f f$-l e; -f ,-pcr.,,3i.:-,, u.JLr s\ "aJ*,J d,..iiit \xr s\ 6tnc'a;

er.L'4=".3 q .r;q/ r*; r:>L,... J Ji ?t' *f c*,1 ;r, rll"r, 4l $,;iz'-.* dt>i:F€-*df ,Sp.<;.;;

f=P,,=Y(r-iX.,

d,, = Y(i'- +X., .' +)

.+)

(2-Y-^)

il:t*-, -rri 6L.n drL, di j, A n3-l q .lrf a+j'tJ^! 1A-A-f iJ-:L.;l orUul b

: _ 'l \:4rr ,.,_F-S )l.,;trtr gJ'F ,slt Jy-e cl:-,| t-r-A

(v - r - ^)

*-.E11 0:y *-f g-e J* \ tSr o.tt' I V-t-A iJ:L. A'^J^? o*, L.".1

or\=?(Cr+Ct)E":t rJir/

(^-Y-^)

;,*tf {.ii E : ?(C, * Cr) Jsj,e tu A:i*##,Yl J-1"t .<"-5,*f Sll,d/lJt*t

dlJ,. Orl .*:.-,1 .16 jt Jylp\:*,i o.& u|;tdUt'li orL 5t+i;t ,c,1lJ o3)\r

G :Y(Cr+Cv) il*,-l y dl J;& c-alh-Y-2 iJ:L. c^.at- il*; ar c+fc.*,[ ;,-.:yc/ 'rl.: .(3-95 ,*-5 Sll

U 6a-6,Stor:,56\ G.r o I o.:L g-t, ,!r:- i-r dld^? Jr corL Jr'

Ci-l jl ,?t..:*,1 jt+ ,-r-1, y)! .ir" .r)\^-7 327 u;'-S,Jlt t-l ,$r-/.rQ l-,-l-o.rL ..5- cJk .gly .J.:-:,,.^ spv6tnf l 61.21;- u;;f ,S3Jl Cb glf .iL; 6tajS;

:J^1!. a:.il.: ,4j J<-, u. ,Ff ,S;yl 6r.r; ,; ,-et c(\ lVY ,O.rfl; OSI

w = }Zft" * ),,,an + ),ro' - Yl (q-r-^)

Page 382: Continuum Mechanics for Engineers

O.-,):,.,tf 6ly o:-9;i aglaL2a" cS*8" Y?O

,71-Slp, = -YCv Jltt : \C, A1 : -t Qt = \ jtt = \,Y 4turlt- Alf JKi OJI

.*t".f "b6OJr:

- Gy o.:L a; c.r;..i

,F-ro- -r' .t .r+Uf ,; iil' 'K- cSl:t ,3j: h f - A

iJ.:L, ',>5.,>.:!:L. jl ort"iil U.

'F* 4ry*Yl #t - ,S! &j, ,Jt",J-.4g cdrr 1.ft;, d-r \lr| Lf-telr r0-Y-0 ilrL.cJrb.JlJ t- cY-Y-O

1-} ;;S:# ! .*U- ,tl c-r,S; ,;s et, *fr:-,| 6lorL .,o4^ - .5*; i:L

6j;l6b..:*,1 G ,ft J-l-tr.*,L; c4tj."t'i 0! \-A cJ$-, st 6:-b oL.a cg ,,l

x+ i* r-l-b 6t-t dr+..ij I, 6.:*,1fl - Y q .#Ur. ,f-* - J.ij .Jt-- :t '*f:t{.l -p il.>st' q F ,JL""iJ-F ,.,F-5,S3Jl dr.+ 4 .c*,1 ,fS-:,

6ii =p6;i +GB;i (\-f-A)

.€*,1 J<t ,.* :ra -l-l-b Bt t gt JsbG cr.r.U -,,L:.i .r-rt .o P 6u.cff tsLn-l:a: :/Ui -r, 615o.n'lt b JrU .r!.:L, J,-! ,'l; ,su,^A?

.U-r.t o.rl.: y_j Jsfoijj= o (Y-f -A)

b Jrb,r.-[*jlj,-, ,*tt- iJ.:L, Y-Y-A iJ.'L,.1: \-Y-A j\?-?-Y..:YsL,. e:l-K-V

y,j-=-y-a ,r-:-;uj &;

"l@,ffi#)#;.(#V)#;l :"

w-=G*- Gytx;dx; AXAAXA

ryr_ _y_ _ 6enuj oxe

:t-r-id orL yj O;-r- ! 6

(f-f-^)

6

Page 383: Continuum Mechanics for Engineers

r7l #*'ni=,=i".lJl ;; 'Jos

0'*j LXu _ "axAaxB uj

u*,ti ..,..,..>J tLli .r.rF ;; -f ! .Si.*L, O1y.a r f -Y-A iJ:L.. ..:*loJ-i o:Li:-,I

:qi"f r:-,) t tS-*: o.rcG;l orLi:-l J et';tS; ;t

-9!--c,!j v',,ox.a ox,q(0-Y-^)

..:*l t :Xe;l "r*,bP

6

x=x6,\; y=y(X,Y); z=Z (2-r-n;

Fie = (v-f-^)

'-rrrcb &;-, L^r*.p.r g.+ rl:;lj )l ,fV ^Jtu d/-l J- f 7ps Sl ^S q5or-1,

iJ-rL, jl o:tru-'l ; j5* * .* ,-l-b .4F 1-r ,f5,.: ,-.., ..lt-rf g.rl-tK,-t? .,',-lor.:i

lJ-o:,r,o 4+J \ -f -A

liJln-f-^)

(v^-Y-^)

(A\-r-^)

..:*,1 oJ-i.i orli.i "l c-,1-, L*.;r jj: ju.J"-t')1 ,-eV J- "*l

s;7f J 6ly o.;U,9r 5:t.9-2' u'-3'1t t--t Js-f- r, .:*,1 jt^.J - det[F] = t gr{*Udl; L*

uuoAX AY

NfioAX AY

oo\

oo = _p + "[(#),.(#),]ovv = -p + "[(#)'.(#)']ory="[##.##)

Page 384: Continuum Mechanics for Engineers

O:nJ{f. 6ly o:-9a aglaL2^" *8" r?r

AcAYUcAXNAYNAX:::=r-:--=-..rr-r-rrlN- ay' aY ay' aX &' aY ac \

o;2e 4).1t = ry ,+s 6;)jtu li ..ll-r,-r b ,J:; .JL^dJ-F irit- r*.; J*:!*Ji fi-Vr-h

F^-t =

oo:fI

ow=fl

AX AX il(AxAyUAY AY AY

Ax dy Az

az az azM, dy Az

'au uc

AY AY

AvAaAX AX

oo\

ax L_ ax 9L:,AXAY AYAX I (1 -f*^)

(\.-f-A)

(sJl\y-f-A)

(9\T-r-A)

(r7\Y-T-A)

+ + "[(#)'.(#)'-(#)' (#)']

- + "[( #)'.(#)'-(#)' (#)']

;.: JrL; Gf*..rYrt - ..:*,1 ,.* ,;itf o)#. i \ \ -f -A iJ:L, )l }*V etJ l:.Jt 6J:b !{f-i \ Y-Y-A iJ:L..1r oJ-i i-:- r; 6La+iJj,. jl o.:U;'l U ..n.ry jx .>14-7

:rF,-l :1;t

o"y=_"1##.##l

afIa,

.l#vYx + #o''l (ijl\f-r-A)

Page 385: Continuum Mechanics for Engineers

(9\Y-r-^)

(\t-f-^)

Jr-t:6J::.,^^ 'b*

jf Jr*jli. lJ:L- c-, \f-f-A: \f-f-n.:).:t--l.t.1 ,-q utl2 rdt.,..4 J-tsJ- .JlJ .Jijr i,,..'tt .Sf r,Ut'lt J"i -r J:L; ,-;".a: ,gly.

,f f U 6c*,1 Ul ,f ,-* ot-p 6.,,nlr:^bl .r:5dr.L lr.*,t:. 6-t L-F 6 t-fr-,.J-ilc-ti 0..'1, ,fL,.rYlL.. 6 t-rg o:lr okj Y@y) :X(qy) ,Slt ,-eV,j*rrl-i.. Lyy ylc,5l.;l-ul b.:;i.r. ,yS ,y -l .:Fl l,-L--r- 6-r L-lri,..li JL;,

5x(ty) u-ti J<-, ;t ,8 ,rbt o'J>..:*l e ,j- 1: oJ-ic-:r.r df*. u* cr-l.r

Jl"j, q Ctt J.(*i ,-<,,- st+i-l ..:*,1 AJtu ! .{,ry "il:-ii

U- -r Vrta; it-u.it# Y@,y)

dJ'"i otrJ..r^i.r,otr; otf t,*€ o.r...i.i,r c^{?.1r 6,r$:..-.(.:-,Y 4iJd 4 J-X : f@) 6 t:-',-l orf *)V c,/-ltr ..:*,1 .J*i J"4!. * Sl;l'.ie y ,hS :-b y

oJ..! o.r-,"ii ,f -*- F '.rL "f-- {: d/l 6 J^i J^lJt o:1.: 0t-,i.i r,;l5 y'.:*; t tl-r.i. jl q

d[ - clLyY X + oY v' y],)y l,)y ,)y I

OX AY _AX ilY: \Ax dy dy 0x

(\0-f-A)

r,.S,a!.,Uf5p iJrt - ;sX o,.tX ,i.f ,F g.rtjK-t+ .:-t-'rf ;* aL. r>l-*i-a ;r..t{.t.ra;. ,rJl *r. ,Fl.a, iJrL, t, c\ Y-f -A iJ:L.

f dY = \'0y

rJ:t -. :l q(x) = V(x)l-\ r,'e*r': L..:*,1.r q .:.*, jts -flU.f ,*,-,1 c".>\e 6

:5.t.1-ei \:rr ,. : Jlftl oti./ \ O-Y-A

Y: q(x)y + g(r) (\t-Y-^)

o .-l 6;Jl$tl o.,.U.l_e,J: Cb ,<tg(,r) 6tr 6

JrL; ..r)rL-. t :-*d O*.b .JrJ,,Uf l; L* ,Y 1X o"t-.i o.rl: Cli ;t o.rtc-,| U

Page 386: Continuum Mechanics for Engineers

O=PJ41 612." a;-91 6lbL:." cS*8" r7r

:s*ii J) O)_re y Jl/ ua It

Glff'+ 0q'+g')(yq" + g)l (.-4Jl\v-Y-A)

#=Glqoq'+g)l(.f \V - f - A)

caJ:L-. t4s:..:-,lx 4J \:*j J=*jlF-, "fl+.rL..j y' jl J*1 gbf-y, o;!9.: 6.:-r'l ,c;f ,ltSilfI ,-Slf grV or)Jl \:d,r ,". ell €>l)q 6t/\V-Y-A

*= |w'T'+qg'y+M(x) (\A-f-A)

6lal.rL, \xu.c*i \A-T-A lJ.rL, ,t e$)*jl;o_.:.c....1 ,S-SJl-&ll elJM(x) 6J_;tr.._, ilrhr 4r, ! r*,_U, al ..r-,!;JltV-f-rf iJ.rL-o !.rrl-1" J{q 6:y,ue g;,.,

:r/,-f *tJ,)r

AII

-=a,

+*(qq")=q'q"

* rnn'r = s'q" * q'('

M'(x)=ff'*g'd'

(-ail\q-f-A)

(.7\1-f-A)

(r7\1-r-A)

.rLlf q(x) eU 6q" = ktq ea"t st oj.3ue,S-SJl-S-tl-e o-\^i jti -iJl\q-f-A iJ.rL,

.rf ,/ 'i=.*;B -9A 6la,->''.13

q(x)=Aek+Bek (Y" -f -A)

g(x) Cb

q"=k'q 6c:"it-, gl ucta;:: s4j Jl-r,lls? J..-dltq-t-l .r!.rL,,.1;i.:*,.t r, l-,1

g(x)=cek+Dek (Y\ -f -A)

,Y@y) :X(Uy) eli ,F-i,-ri-r,i{p,r qg(x) :f@) 6ly +f Jl-.-rlc".rtjD sC 6!r:.."1 y--t.l,0til lj O s -f-

Page 387: Continuum Mechanics for Engineers

x:l#y=1A&+Bek)y+cetu+Dek

s F 0t-*<.,- ,* u.D sC,SLnc^:ti cor-i o:rJi,J$tu -qi-,) ,F e&,:td,1l;t.:1 'r._*,-t tif e 63L'-B sA.Sbcttj

y = (lrA1-t[tan-\ 1&1 + c'1 lUJtrY-f-^)

(vYY-f-^)Y= YAycnshla

6,1j),5;-,i ! !+-r" orfu J<-,r*+ .J;t:.;"r'J Jr-q 6sl,rr-tac.itjC' JA K 6

JK..x) .rt db- J<-,r"''; J et' ,->l-.o*, ft..* Jr y' i+ Jf rJ-,1t'L" yL e' )S;drL.;l C' cf t-i JJ-- ,gly. tx : " $ uisX : o !:l.r ,ly Ulr:Q ,(.-/ -l ,--cJlO-n

cliloJ-i, c.1tt ,,j,^j ar. Oie",)-,o SlqJi;l .-r,a:,r, q+S t-l "/lO n ,l$' 6,.;JltY-f-A

2l - .}. Icosntru)l-t 6Jri,-/ \:*,r u.A '>u.13

si;l 6.:*,lx : +\ .rb..e"p 6rY:y:t--J1d r*,1.^, L sl,"i!.r*i; J {,rt-r#J ,Jt^JJt tl gltV fJK -tJ cft4jl,."

kL : y cosh (kD[tan-'6- +l (YY-f-^)

.rltY: !.H 1s l.t:,|1.r *fo-t-3 dle(-l., iL-,5rJ^i o:b 0tii.t-!.ii.r )- a'.r-l-!:"t dlf

,r cc...qj y--rr,!til +f,,*o ,ll el-t 4;U-,L J J::.-.4 F :l La; cu,iL- r*{ J3;: cdl.:

rSt+ q ,,i,a g1,.. j-f ,Ss-s JeV CJi ;Kutt ! ,ri o6 ,$:.I;4 tef.)y{-f O-rb ,..t.i; y ;s ,it-." ;;S df,il.)

2Hi

I

iJta - t J6;

(...aJlYY-T-^)

(vYT-r-^)

*lI

i2L

I

-L

,;i g:r,-|5,.:.1r of,s:j 5.:-) cr-:

Page 388: Continuum Mechanics for Engineers

Or-Jiqe 61, o:-9- 6lhL:r" *K" r77

u'A-AJK;r.r, .rLl-i 1., ,,tit r--- J,C, Oi?E .Oi c.rU-"+ ,_!5J 2-, af,S;).1-:-y cr;

A* j l) Js-re I F ,Sl.l.n;f ? cYf -f -A iJ-'L,,St"c^:b Lr O"r; oarh,U:J,-l-,1

(JlYo-f-^)oo: -p +-tcffiiffi

oyy = -p + "iu'fffi * Y ##ffiJ,"Yo- Y-^)

ory:-|ckyffi (vYO-r-^)

yp 9E,sl b ..l:;*"r or.iuiL..i p oE dUl .rL:i ..:.1t"" 0_1.,.l .,r Lari; crlK, ..t-l .rr

r-r-{,f ,J-KJ- ,r:iq ,iuo 6lrr;4 Ss, L-,1.. ,Ss-i S 6luzlg! ,S-tt -n ,j-V F ,Stf L; 6*,;.11 6lr.:,r, dt<,| J<-, -*o rr rr.,t,l;

ta"l; ,t S-SJ|fu| tr.(f-,r J(,.l;) .;--fu.y2" .dyi.3jai I l.6r coJ-i or^-- 6)U

:p'--ll:

[' ,1,=!: I orl,:!

e = + ryffi #coshYlk/;tanh(/</)

(Yt-f-^)

t_

(Yv*f-^)

Page 389: Continuum Mechanics for Engineers

orx

lt l

,-^J6;{.it- J,(^i, J*-t' S.r-Y 4;t; Ou F

:t-fr,-f ,lt1r; ti r2f t d.rLti 6Ji..;L;.i o;V,i*jlr U

F- (YA-f-A)

crw

i*i*t*tj*c'rx

Io o*l=,*

€tv

Carrolt, M.M. (1988), "Finite strain solutions in compressible isotropic elasticity," /.

, Elas.,pp.65'92.Kao, B.G. iria U Razgunas (1986), "On the Determination of Strain Energy-Functions

of Rubbers," Proieedings of the Sl'rthJnfl. Conference on Vehiclc Structurnl Dynnruics

P-L7l,Society of AutomotiveEngineering, Warrendale, PA'

McCrum, N. G., Buckley, C. P., and Bucknall, C. B. (1997\, Principles of Polymer Engi-

neering, second Edition, oxford university Pr9ss, Oxford, u.K.

Mooney, li. (tgAO), "A Theory of Large.plastic Deformatiott," I. Appl.Phys', Vol' 11,

pp.582-592.nivlrn, R.S. (1948), "Large Elastic Deformations of lsotropic Materials: IV. Further

Developmenis of thi General Theory, " Plril. Trqns. Roy. Soc', A24l-, pp' 37-9'397 '

Rivlin, R.S. (1949), "Large Elastic Deformations of lsotropic Materials: VI. Further

Results in the Theor-y of Torsion, Shear and Flexure," Phil. Trans. Roy. Soc., A242'

pp.t73-195.Rivlin, R.S. and Sawyers, K.N. (f976),'"The Strain-Energy Function for Elastomers,"

Tians. of the Society of Rheology,20z4, pp. 545-557'

Sperling, L. H. (lgg2),-lnirocluctiiti to Phviicnl Polvmer Science, Second Edition, Wiley

& Sons, lnc., New York.Ward, I. M. ancl Hadley, D. W. (1993), An lntroduction to the Mechnnicnl Properties of

Solid Polynlers, Wiley & Sons, Inc., Chichester, U'K'

Page 390: Continuum Mechanics for Engineers

O?J:,.*4 ,gl, a;*9- ObL=-" .S+K" r7A

J;u'.J.y-) oy..c yC.4s U"-S ,F r*; r-;t- .Jt^t-q ,,.t-l6to.;_p... o.l-,lJ.I - A

Ir:Lrt*lrt *lrtIt = ),r\ )rrt * l,tirt + )rr' )rr'

Ir - )'J ).tY lrl

:qSr.-6: dt*! .,1ltjdt, , 4rr.,,-t o:l- 6,1y.

1,=lrYrlr'++n, trr'

,,=*.#+1\Y1,1

:.t Jnh-lCen Jf" *n- ..t!rf : I, sIr -rl, ,Sb!! o*lt fi L:tj1f - A

aL+: \6'asowAB

AL

d=I,6.en-CnaI*

* = Irc,qn-'owAB

(._4Jl

(.-,

(6

:.r.-o: rll*Ilr slr J,, ;t t 6Loot*i5 *J.1, sI, d-yu.11 o:li*..| \f _,t

#=*,r,' -^;\(#*tl #) (v

J 03.''*.l o:L c(, 6,lyW(IyIr,\) ot4 q fo.- -*;ts -t: ,,-;-S ,fijl U;rf -b y! r - rr

:c-:i y) o:to u.lt u:-,f-\ ,.l!- ,JL^*JJ. ,;li,-16+1, rJL5.,cS-J -rst-l

P,a = # = \ X *, #(/,d, - B)Fi,o+ y/r # r^^

Page 391: Continuum Mechanics for Engineers

w1 ,#* ".+;=-; -U( : t, ,Jas

:r:*,1 oli o:lr yj sst' q '# F A - A

oii : i r,u^

:af r.-n: clt-:; f-rf ..L..- i++;t 6lf tr

o,i : + lX p,i * # r,,uo - B;)By, * + # urf

:+r,( _h -t' b.tj J<-, *. &f 6ilt, - A

w/ = u@,) + ut()tr). -(#)

:0.5 -r.-o: dlj /-+LJlt I 4;y3;l irL 6ly- z- r I

^ aYw ^ aYwA'm:n'M

:-,) o.t-* y '*-S G,3Jl oL.r'.fK: .fu*,) ,S;l: ,,."Le ,K- 6,y,- jt 6,116rl. ,g,ly.Y - A

'.tF,-l l;3,-y

W - C,(1, - y) + Cr(l, - y) + Cr(l, - y)t

('\qo\ ,(Saunders dtriL ; ,!.p):aS-r.-o:,it-i;,1r s1,, &r 6tad:5

-JIt sI, Jr gbt-! *'-r 1l o:l,u-,| tt (.ill)

(/, - r)' = *. +. #. y/, - r/y + q

:.r,-.r-ri s*i) tu fLi ./-S 63tl t jJl;l Jel-. eb grliK,-h ! (v)

u@,) = (C, + ycr)irY + (C, - ?Cr[tt * Cy',-t

-(c,*ct-rc,

Page 392: Continuum Mechanics for Engineers

OlrsJ.1,.o agfs., a;*921 obL,r-" *& fYo

:+5

W : ut()rr) * trtQ,r, - -(#)

arh fl* "*JI*7,',1),:: "3;':":,):;:; ",;,i;,i;'^ ^

,:*,0:/(@), z:Zs(@)'

I

\g';-7066

"Lo g

oo\

tr:L

-:Li. $l'

_t3_

.'

_t4 o

g'

tfl' .

o\

(r* = Y(i,t - l,;'lr;') #

oYr = \6r' - lr;'1;') #

ni +o, ,lL: t - a

- Y(l,-t - 1rt7,,Y1 {il,

- Y(lr-t - )rr')r,,'1 Uil,

s Q1ts,,t .O(^^ orL.;r 6tryj: .,.-5 e:1:f.,\ Slt u--f ,*-* ;;.St^*J.1..orr : . af c--c^i.- U_l )lp &.-,L tLi.i ,glrl J-- 4-, {, ..!.i*A c_rf .<a-) .r_*Lt'F

1Ft;tSr 3L *.,5,*.) .Slt r^Su" otat*l-" JLy, q {tJKi -# - rJrL! Ssi 6Loortr t. - A

P & s "l[\"in qj_el a-.;-- Jp 6,1jt.fu.-j yl .c.*t oJ,i.- -5 ! ;rt-, ;l:.-l \inY rit*; Jfu,-+"

Page 393: Continuum Mechanics for Engineers

Displ. (in) Force (lb)

-8.958-04-5.45E-03.-8.06E-03'-1.138-02-7.44E42-1.80E{2-2.55E-02

-z.iEi:-oz-3.28E42-4.00E-o24.39E424.75E,-t)2

-5.468{2-5.80E-O2-6.58E-027.i0F.-02

-7.6eE42-8.058-02-8.808-02-9.19E-02-e.55E-02-1.03E-{r-r 068-01-l.l7E--01

-1,28F.-01-1.38E-01

-1.508-01-1.50E-Ol-1.7rE{r-t.77841-1.83E-Ol

-7.338+00

-l*l5E+01-7.57E+01

-1.29Et02-1.83E+02-2.52E+02-3.93E +02

4.62E+02-5.35E+02-6.728+O2-7.40E+O2-8.13E+02-9.458+02-1.018+03-1. l5E+03

-1.28E+03-1.35E+03-1.42E+03-1.568+03-1.63E+03-1.708+03-1.868+03-1.938+()3-2.20E+03-2.508 +03

-2.858+03-3.268+03-3.73E+03-4.228+03-4.428+03-4.48E+03

:.ry5 g-t l) ;t-l,S - ,':; .1try"; (iJl

,|y-, - G-r +5 r^-"r ,L:, .F, ,--.t; -,l,1t r^ L- ,r,'-S '*Le tttl7 ;t 'rt"e:'-l L ("

J--p.r- or-i o:1r.5;U5;! U, orjJ>-r 1r l.1 orL Ct = -5"' iC1 : \/00' o:[.-

:t:.5u"

-r*,"r rll-l; J o)-S r!r; .-r:5 Ju ,gr q drlS! [=t I o:j-r--." .tl .rr ! o:L tlLS'- ,tb

.-r::^*;ti-Ct sCt 6

Page 394: Continuum Mechanics for Engineers
Page 395: Continuum Mechanics for Engineers

PA;**Y$S*U 1

u.tin I - tco.:L.;ki-;;l ,:-9U:, U tt ! t.,r" ._f Ll .:).tl-- r .;.:* .*j56Larf.ri 1:

drl;, jl A-toJB" ..:*,1 o-u.i 4?j ..fYt ." )-fu-:.lt_-,+ 3 rrl-ub ...(.t-,!l g-t, ,,:'l_

e.r)-;j oJ-?,dt iU cJj;b fttt",.Sl^.rL: c.rti J L-'j.-6toLr.1r d;-,Yl J$J 6

clt-_f jl .*t"J8-. ..L::-*A dJ*.61.p:*,1 ,_p J ,,fV,JlrJo*L, to*. ,1-r#)

-l .5*Ls gaG \l-J r:ii t r^J-, b .rj.tYt"." )l ey i.:3$.,. &tj ItS.*'-j

u,- U-: )_fu-s t- .<S-,Yl J;;e yA: cJllr.-3; +t? t"r*l* oly u.r-,I 6jS;\Jtt J d.l? 6J^l!, ,Lp €:*i q grl-rfi! 3 L.:.l.r.JSrr" r$J cJL- -tt tl *ft

'ja;.<S-,)l ..f Ll iJ:L, il*,-l I bt5 J1j.o ,". {PMMA, Plexiglass) .+I--51t"

.Jt ." OlJb +, c*,1 O<^.",glorL gr" )q ?-Jr, 1.t-Ur1.r cyl rFJ U..r.9*ir, J-r.o

.:-9'J J-r." ;.j(''...,_J

jl ./;L- L_lri J -* 6L.: ce; ,-ssliulLi;66,l_r l*- o?J GP q t^r^--j,.,

.rU-;6LaLr-1rf ,,Jt^ili J ct' tl-*.-)l C,l ,l:.^l J rYt.J.;.*n c.,JJ-rr,r.o clti:1;o3)\c .-tij,,ft, pL- ,5tari^; ;[il +r. ,9 oJ-.i 4i;*,-J t"+ti

-ts s ;..{.t'./-li -l .5.lS

t-i qln ol*; .1, .!.rLa; .l.: ,rJt! .Sl; ,t_; jt5 !;l;r;t I J<-, # aJ 4 .r, ,tJ-l J.

JolJ; crl*i-i :9; 1l 6*,;- ,p ol*ar.a; ugi ,j.V ,* q ,), ,rn T \t-er

..:l:

.rl-ul-;.r !r,. t* y.f Ll 6Lo,-h, 6ti Ol.9r I t' *r*, 6trt 2., .<rt<"

q r! 3 .:-'l ("ir - ,-pf at dr*lt) )-fu-: oYl.." r Q-F-|-.rs otl') .5$-,)l

JS6, e-'--tlLj -l lKJ -e L: jl glo.:3J.r:,o-1.: l2 orL -,Vit 6 ,fLt Ltl-l-r 6q OlJ:."

.c*,1 F q*.:-,Yl_f*,- J ,rFj;f-r .t_l ,Slf t^J.r, y-jo:L jl ,rA .r1l: :y;t5;

Page 396: Continuum Mechanics for Engineers

02*.l;'k4 a5(y a:-92.= 6lbL:r." cS+K. rvr

,F J*;lA: tilAl ,15; p,K;..'YQfup '/Ll

c>Y.tl'e f - t,r<Jt-ft'" ,$tlZ-r;i.+rt s g\lt c.(s-,it }4;)el r>Vrt'a; )l ,-.5 -

crl orf ,tji ,-F t* ar 3 J;-a:,r-o J<-, r* s:lS.:\il*-l t, 6,r,tK:"n c.:-,1 :,,2, 6.L

d trl{ Ft<" ,SiJl r:-fu-s,lL--f ;t 'gSeL.ty€ a:^ilry tn-r!,-;"-l ,S3Jl

6 6"6a clL;^,t t* y d+ ff tlyll .5.r1-u .r4,l -ib c-,y-, t-b y.gl'r.-:

,dl, 1: ..t::5r, .il J or;3 l, ,-$tt 6itl rsf ,g rly ,Jkf ,St^-l-r* rff sJ

, ;L; L- 3 o-;>.i eLslryjb s s:15,fi "o4a' y \ 6i1l c sli:- t* ,. A'J-:ly i^,4

J<^." .(t-,Yl1fu,- s slis tr-# t* t .c.*.1 ?y.<.:*,)lJ(*,--l q -lli-., O{l .JSu,

! : jF--; ,lL--f -fi-t e-jl: .(+-,)l JS-.i rn'r l.: r 4, )l 't rsf r, .:.*,1

,.:- u-*;l.r!.:t--t-tJq esj;,;-g.,ait+iOtni.:3.t*..;tc,JL;,c/l .5La.l;."*1.,,

;fu-:,lL-ra J .<*-,)l J<-,r.* 6-V.r)t- 61t' o 6.{:-,)iJS*,,-J;Lit 6Lt

fli l, J.:i...^ 3r ,-ri jl -.5-; dbtlir f .r*-,U- .Jlr-fJl clL;^r t* y3 o-,11r Jst ls

rr y' GU: 66L; JiLx g : *f s .* Jitj f^ .t)rU g;; c;13 t-b y.rsct"

.ry -urlj; * ef : ,_r*'

.,S, Sl-e. eLl .:YrL- ,F !r-;lrS--t 29,-lt-( SSa "o--'; s:

.rY:l-- tl *;7 { c.:*,1 o"t; o.:b Ol,:;?- \ Y-0 iJ.rL. st 6.t* JLr (,5$-,Y1.jK*,"J

.,.:*,1 'JJ JIF t+!"1 6(\ Y-Y-t iJrL.) ,rr-rt-r

s-o;j 5::-,)l sVis ,Slt..ft*,l

Si : 1G4;i

oii = Y Keii

si : llt.\ij

uii :-y(p-**D;i)

1.-,oJlt-y-q)(.f\-Y-q)

(._cJlr - Y - q)

(vY-Y-q)

c(\ 0- \ -v iJrL',) i |fu-; rrL-ra 6ly ,o;)\c *,

L* 6lr. V; ;.:)rL.' yl .slo..r; oV, e:f ; .ilFl ,Jt^yt, -J.i_

ro 6F 6tn.r[rt ( 6 €'* git ,F.*-,Y|Jfu,. s 6s-F 6l; .-r;.+*, &,:i:tlltt :1;ue ,a,:', sl; orb gL;J \ A* \ " -Y ijrL.o -lt S l* rlL.r I J::...^ 6,7tSu;ra ,:lS,^

Page 397: Continuum Mechanics for Engineers

t;?*-J-U(tS*-9:1

./\f-\-V: Y.-V-Y ,J):t , jl Jt- d/lJq

4a=fu (f - Y - q)

t -.rLf^i l. -Sl U- e -r^iL. cl.:fr.h.-r t- ,!V3 .fur'f **; q ./Y-Y-l iJ-:L. .:sp ;V3 f I

-# aJ 6J-5 -;l q.:-,1 o<^" 1s) otr,;, 6 6J-S..tlii- '* ,sJi blP

T-Y-q iJrL-..l Y-Y-l ijrl--. 1J- Y-Y-q iJrL, '{ +i c:el; +itjlDii )Sa:.:y,..i tl:';*.1 tJ os-y- 1-l 3)\.al c.*,1 J(,o-

iij = Dij

iii = Dii

si : \P* qij

oii = y** i;i

{P}S,r - r {Q}eii

{M}oa - Y{N}e;;

(.-.cJtr - Y - q)

:6 syiu" naa 611s,li jl r(vY-Y-q)

(.-.ajlo - Y - q)

(v0-Y-q)

3 oJ-.i c.,r"6j ,F-*.Strctb t, t+i 6.tt:,-r, JtJj \-Y-q ;0*Y-1 .r)rL, L-{Lt

crill.: .i*tl c$loJ-i O!.Ff ,S6aJ tl ,lltV yJr; ,5La.;J*Jtt 6ci:L'O,l6ul*' at

",L;.I;ti, ,SLn-l-l,ly,l ,Sr b ,.:YrL, '^eJ^--' Jr J^;l .r^.^; d/lJtl

)JLb 4r..rFcf s..,:.rc* Jp' K C 6-*,sLnc^rtJ rst+ q oJ-'l o:lr v-\ Y-O Urt - .,:

b p-5"f dt..,l aJrL, gia,\b q b gtqE, "!1.il,,l1r,SLn-r-l,ly,lcg:+;

Cr,lOrf J,tS

'f{.1;l csrr tu

1-illt-Y-q)(*7-Y-q)

^9; tfu"; ,lb-.f 3 c.,,^.:-,)l ,J$ ,.r):L, ! lFrl r, ,-5rL 61L 6:J-e .5to1;5U 6{M} '{Q} r,{P} r !L"j ,}t }-t,r1r ,Sl^t-l,lr*l cr.i f3 6 t* tlL-a ..:*,1 or,j; a;-ilr

.>l*ota; -&U.6o.ry V-\Y-O iJ.:L, strti Jm; Qi Qi ,4-ln tt JS..i g {N} 3

j Ls jl e)i,ul5cJt-.,;r .--^.1 O<^,. =-l* Ul q-Sl.c,*'l ,g)J.:.'; irl- 'fi-tJ

J.1S-e I t{Ji s-r.l e-* t+!-l 6 'W

irL 61i;;: t-1.':..iL ,S-fr-t gt^fttU, U-

el-r. 6 €,f cf4 6J-i 0L,. l.u.,,l .1: 6 :-b rlLr .-r:r; € t;f -b;r ,r1Lac."Li

.:)rL, {N} : K J {M} = \ c {Q} : G, {Pl = \ glr:-l,ly.l tl "-aV

6La.-,L;Jl

,{Ql =t; } rt t: \ dlJ 16r;;sf.,yscJ56 i-ys b.{:-,)lr$rt-Y-q.r-pL/ o:ls oti; )fu-:

'!-1Li2 ,{N} :

"* } : {M} -- I

Osyeq tql-lr c/r€, .rl;x i^.o "!.."

1.: +fc.*,| o.:lr 0[,i.i ,:;-J6Lnrl-t"ji

Page 398: Continuum Mechanics for Engineers

O:-J.6. ,gl, a:*9- <Sb 3-s" *K, rY7

d 9*; "+li ry 4t-.- q-f 6J+ rlrl: cd,r jl cl;{ #-lJq cl:.Ii.r, JtiJ ..(.:-,Yl

I .'-t*ilrta: ;j-l;l JK.j ;: up;.<S-,Y|J<*,-; ;tti.r ,St: ._! .,., Ll ,.:YrL-. 6i J2j,.a

fnt

t - r !iK-i

.$r./ .')lJ L uav ,ft..t\.=-- u.^(, or1.. e5o.rL ;, crtJl

{P}Sr = t {Qlqii

oii - Y Keii

1,-Jlv - y - q)

(:v - Y - q)

t-: r-! {Q} : {P} dt rJ,ltl (,-(i*rr-r,al rli.r 4.Str.r.iL Q:istl L.,..,61L

P ti \ tl 6i,_r"_$l l.{Q) J{Pi]. 6r-b oL^cJiiL u:,;3,s)l-erll-r-'L;brrlyl g"-.t3,J ,-1.,t_r+ l;t, iJrt ,-,*,q ,gJlV-f -1 iJ:L, d/l;tl rJ-a.:r.o clt-il r,"r5.rr r"ri;

j*l* glal* e4ib,4,St-Ff - t,p;l g-t-: 4 ,lL- 6F;) &-i-,YlJ<*,_J ,Jrtrl 1g1-oo.r.,ljt gt!.*:*ilFl g...,q q 4-r f=i- t* yorL.(-illJK*,-J ryt,.1;a s ;.y,f ,;rq b .rJ ;l orL dJc,Jt- L sJ-i o;l-.il V-Y-l iJ:t - t cl{--r st 6 s-*r-lLr cc.-,1

orL;l .-'<, 4 .rt :Q '^:5,g../tijl ,6rLi 6Lro-r,l ef i 6ll telj -;&- d_*6oJ-.i o)lr OtJ \ -1 J(i st 6 s*..lL^ .p*J.f Ji .r, ,o;tf ,t; orL ;y ..:; +fl,

.tt-.f ,j,,65d.:L, 4 q V-y-q iJ:L, 6 €e 4?j d,Jt- Crt ,Sl:

{Plorv = Y{Q}q,, = r{O}e,, = {Q}7,, (\ - Y - q)

e\ Jt..:*,| o!.i orl.r 0L.ji \ -1 JK.i st S _s* oL.o sg*,| "r-,"rg '*t ,-*-Syr, S

iJ.rL-, ;, {QI : {P} .SLn-rr-lf,l 6J^iL d+"Yl P ,* ,.,r'i i:L ;t5, r*3;:rgcf oath ljo.t-f o aJ.:L, t:t:(Q: G, P = \) r:lcqt-i \-f-q

{-

Page 399: Continuum Mechanics for Engineers

rYY

orY : GY* (Y - r - q)

Q*,-,;-,otst-) J9t .:t-:;l 6c,*,1;t- ,r..i. aJ.:t .o y-|..:*l .<i:-,)l tfl J-l& G 6:r-r,_/ o.:l: y j iJrL, J;f a-r j o*,1 4 -*F ori JL-t 6Jt ,,'

"!;,-$.jt<" ,i d

F-k6 (r-Y-q)Jl,;l..' u!; -p c$L-i- rf5--i.,rY-Y-q I Y-Y-l .:).:L,6y,.7 e.:-lri c.tljk *5

yl.:.,11.: \G Fk t:-,,_l o.-f 6,.:-l ol;3tiil o:L.{:-)l u.t,-$"j15.. qL:-

..1*,1 ol; g*; Y-q Jfr,.1:;l:3j il*-l ^'. Jtilf c>;_2,o q djLqLl..e:.ii \-f-q iJrL.criq )-fu-_: clL-f c6*,5-;rt- --t, ft '+1*,jsrU.

:t -t-t '/

onl 4_or2l/" lllqrL

Fl / "^AM/'J I

LLd-:r-1J6:

..rL;r, dlrl .,illS, d-t.i

rt,drY : F Ttt (..."aJly - r - q)

! -.f;-5*," J ?-t' lf.:*,| ljJt.<i:-,YlJS*r-J G:-F;r.r:*,lcr-j-$*,--l ?--t'lt 6

?--t' ,SltI rJt<-,| jl L "rr,

d/l jl s t-"'J ,-l L;- iy grl3 c:yl.i.r.o orl: clti4:l^;I O22.o a,, ejjlf -f-1 iJrL, d/-ltq t€,; or[l;-.| a:l--,-5*,--l

ott = ITtr (vr * Y - q)

,-*-) Jq )*; L.tl-- o--l FtS.. a-,LL .t{,-r ,Jei y'-ljl .s-r,r .5t"rra i^-o rr(f-p tr 6'.ty (r;*J,.51 ;f,*'-1;! 1l o.t-i a 6;l:J=. rlj-;: 6l glrt, 0F-+,

i CtS j.,a clil -lr c.:-,1 F 6,53^, ,SJi

hz

Page 400: Continuum Mechanics for Engineers

O:aJ:,.4e ,g(, a:-9- <Sl.aL'=o" *lS" rvA

F=rtd (o-r-q)

.,,-4> on,

I[]tctz {-

L,

l,l/,Vr

f'n

6tt

r-1 J4;.:fu-: uL-rr.rF

gLnJ.t-. iftt*, L, cJ-i ':b 6jF )tf t, +5.5.r$-, J-al9.: ,,,t*,lr-'i.:t-, :# 3r..-.'"1 ort*, J-1,-l cci Cfl -ll -.*,1:.. d; il*-l *., 6.*,!|JS*,-J

jii .,c.*,1 6l-r Jsf u. -S ry : -* 4i O*...'.J .-vs,€;*3 q Gsf o."V\-f-1 iJrt -. c,JL-- drr-l .r, 1;,:Su" J--p 11 Jve?af lr.X.rKJrl+ 4te..-eJlf-q

dry= {G+I\)Ts

:t-,'J'€

(2 - r - 1)

osf u. -S y-eJrre (lJr.c*,l r.r; Ot"1 A, = *il*-l q 0t j 1 r:*l Gf i* 6q

"fLl i:t-- 6!1.: : J13U Jqr Ft"i c,-rf-l ,fS..i c.:-,1 ori ,)^ f t t5r

l.:*,1 p )S:(v-r-q)

,-r; 'Jj gLnJ-r, .(rr ol.,:J,ft;i elr:s r.r;b .StrniJj" ! l-ti" Jt5-,1)z = ft Su

"!; -t' oi.*- tt C--# -r-l-r 4, ;Ss .tr,/ ,ti!,-l .iLi t ;j OUl 3:;l ,+;lF -,"t- Ft* 6 t_r'l *.K kV J"r, s._oJlo-q J6j.:;* .Jj 6_r rs-re

to * *)"', = {G o,l T*

Page 401: Continuum Mechanics for Engineers

rvt #'^j="=a-UlrS*r: I &6

J* cr-1-i 4; 6r ctj,re y -Sy* "i- q dirsJ--tj tlL-a ft..>t rrl-r,b-,|

.i-.,Jt." 4;l .rl-r,. ''f t* I .$)L/ Ot..ii b,J;"bq .-,Jq- "i- J-r-. ;,1,-,0-l

J'tU ;t-,i y i -frt Sp\|,,r- 6t-aJ-r. ..:11: ,!La 'F )l,F ut-r- f l, ,l;i -# y*.uU. -S yr- -5-- t- ,li .i- \ dly 6 J t*SV -r-lr ,-i- ,Jtj- .Jlr d..t;y.ai

o*- " orr-1JK-',

..5.:-ylf.--: Jl-.- r ,r-.l+ ,9- Slt =*.,''

g JySU t A-F g;l-aJ"t- clrl

6-&11r .$r--i, ,u;L .:-,1 irS^,. j,ll tY! csLo+r"r : 6r\l,ltaa ,5LaJ"r.

f,.- JJ. q 6rL;J.r;lr:;-,e ,)-*t t* lr)! *.,r" gLnJ-r. €+.Slf .fLlJ-ti,gt:.(-alt2-q J*,) ,-r,Jrq.:,. o.1l: 6r Js-re I d//sJ-'\n 6 A3S ^:s\

J.(;) u--5'* J-.SU isU- -;

J-r. "ri

t 6.:*,1 ,$l-r rst' I JrJt- J->l3n

.(vp_l

a-1,1s;

.afl-,\ a- up;.r.,1llL-l JL.- r .t Q a;t-nJ.t-

;.-) Os-re *'.,3si:lr',l rfS.i.1: (\-f-1 eJrL")./Ll .r)-:L, taJ-u y-l glf1,.:*,1

Page 402: Continuum Mechanics for Engineers

,iJl, - I ,$;Cr_rl5".rU- gp^,- J-r,

ctf - I J<J

.r)y.SU a:i[- r-.-,- Jr,

;*116t,-iff - t,|(.i .1-r r,o-t .i o.rl.: OL.ij .*.<, ;l 6,glo.:L ,.1+)lJ<*,-3 rrl3 rl.9;s -;.i*r ,:;.1

fAoO:-JJfr. 6ly 6J-t:? <Sta,Lra".S+8"

rrr = # - #+ ... + # (,"-j,n -r - \ a-{

d*= Gil-tr tg++...+

Gfhl (vA-y-q)Jn,st

ar* tr_

u,*, a,+;

t- ..F ! o?-J 6lo.:L ;kil 0.:b OLJj Jli:, r, .:-,1 J<^" U[ 9.,or; J-r, ,.rY.:L.. y l.;s

.e{^-l3 lk -l ryr ! .rl;Q oJ,.i o:1.: sal-a;l a \ rt-,a )lJi-ei sG;,St"-tt;l .;:..,.

"t t+ glf .fLl iJrL, s.rit-a 6jl.,,.. t1.i.1,illn-f-l iJ:L, 'roJ,*^tr..liJl*: q 6.-u.3 rrlr; orl: s..all0-q J*, e.:.;l_r.j[:.,1

aaa

G,

Page 403: Continuum Mechanics for Engineers

'a:=""=:'- U(t5.,,- 9 : 1

-s -l o. js|. ! or, .rL ,-3y ,tJ 4 c.''t ,J^'<' irL ti:b ,li J*ts G? c*;

,-;;fo ..:*,1 rlL;;t u-ti bl-* ,. dt ,;;f 6f 4l,rl 6s-f ,* t j .'-ri ;;':'t' K;

\Ts.glaLJ ,gJ r;;f ,4 .r:; ;1atlt r;i.1: ;r,-t'A ;f yrr(t) JeV

JpV rs Ot;* ,* ,.s :-*,-f al[ oK: 1* oi -rr -l '-r-i JL'cl .-'<' a'.y. slti'

nl ,r"{Lji .ll-c '} 'F tl& 1r ,:.,oK .:-rc/ q 0t"j jl .-*b Jl-*l- q orr(t)

'^U: y el) os2e q tr.S-ll-rf.lL .:; d/-l ,i! .:-i,g o:b .:*i 1:;s ;kttti: -*,g i-A; y; il.:L. o s t' o' oS t rS u' J s i'e u(t - /')'r'-l-e d, Cb 1l o:ti:-'l

u(t - t,)

c:yi; Jt^elr - " Ot-j st Gf e-tlS.t\ft.:*,t oJ-i o:b gL:;V-q ji.i.,b_2-j;r3

:t-J€ A*'Ji t) Js-re I ,JlJ

U(t - r,\

I

drr : o. u(t)

v-1JK;

,-Stnlt Ct- .21:.p, ;t-;

(Y - f - q)

iJ:t - c(2-Y-1 il.rt-,),rL.-,*rlf J"r.4, elL,fLl iJ:L.. 1':,'xJ yldrb ':Jt--s U

kv "Jr*;li,

:{:t2t,

t < t,(\-f-q)

o.u(t)=GT,t*4'ir,t (r - Y - q)

Page 404: Continuum Mechanics for Engineers

O:-.L.1"o 6(y o:-9;1 <SbL,:^".9*& rhr

yrr(t) : o.(\ - ,t/') + (f - f - q)

g, &.5 d + @ dJ 6 t-r-, +i.-l +t? ..:*,1 ft^".* ,*.L ,"*,-rtKl 6V t 6)r df ft 3 '>,tT ,"i,,, ,yf j tt : o 6 rlu:or;3^, .:^-,su.c} oWrh;,.a'U rsirt q.#, Cf-lq .*s€t =r,.lLj tr.fl..Al+ )l$.a., ,.:,;l:.r^ a-.l:lg;r ef-l

&:JJ €-p O;,2-,,-a t *.Q-o-a t,-f ? 3-t, ,A dJ,+^,b cf -f -1 iJ.rt-, .tj; ,-l 6

y,rQ) - J(t)o.u(t)

:t-*c*

(0 - f - q)

Ctt..,K ;.r."U.i- blp !.tyct' I ,-"c-1JU" G ,ftJ_l! ,r.k / c"ti 15

gr 11 csr os;e *r 6.:*lr:"La-t-l-9 df Cl-1, Cl-.<S-,)lJ<.--l J-r, -f j Gf.jJb-q ,[K,.] rrl-r,U-,| ,]r -r.l+ .Str i/lrq .ll;f^.o:..

I(t1 :/,(\-ett"1 +J,, (v - f - q)

JIP-q J* cxrl5 ,u;u- a,^; J-v elt s

N

r(t1 =I+f\-r'/',),- I

iJ:i-.-) .fl*,| ijrt--.lr y-y-1 iJ.tt-, 'JSV J-v ,Sll ,-if ,S:IS , .U !L;;l .,1r

:.:*,1 $ ,I;l*.: iJ.:L-. t>-2y.o rr q;i _9 oJ-.i g.;l-r(.t+ (V-Y-q

l(t)-+-,/(\ -r"/")

:t-r./ df -b(2 - r - 1)

(^ - Y - q)

d(r) + o 4LGqTtt = o. (q - Y - 1)

Page 405: Continuum Mechanics for Engineers

'^J:,t*Al9U9:1 ,J,as

,r-F ,* o ..:.-,1 -r-lr d, Cb .,,t'j J,:.i;' j t..:*'bJ: Cb d(t) 45

d u(t - tr)d(r-r,):i (\"-f-q)

:rPcf 4"-p -1j .r)sL, b 5

d(r-1,):", t*t\ 1-;Jlr\ -r-q)

-t)dt=\ (v\\ -Y-q)

6rl:otJ Ollpd r

- t,)dt' - f(t,)u(t - t,) ,Slt t)tt (\ Y - f - q)

1 ilrL.. 1l cr.Ll y-ty .c.*,1 :l-,tfi(t) &Po Cb ,o .Slf

:f-r-'l J-rSU 'i? Y\

{: ,-

u' b ol; q5

I *,r'ru,',K:tfat q-r-

y,r(t) : ".f(f

I(t1 =(t .;)

\.ry,-14++ ,-if .:;;l .:.i, 1 ,;" &;l-e r:it

* n)"u' (\Y-f-q)

J-rSu d? 6b oi;l 6

(\f-f-1).,.:.-"1

! Iir" oVf '^t-"i:

- o dLJ;r ,rJL".el ef ,t(\0-T-q)y* = T. u(t)

iJ.rL, rrlrv : y.6(t) e:l-€--V il*,-l t f-rr,*. t* ,..f-rK.r$t ! I+r" kV .p: Oi ia"p 6 t-r,g o:1.: 2-Y-1

o,r(r) : y.lGu(t) + ry 6(t)l (\t-f-q)

Page 406: Continuum Mechanics for Engineers

O?J:4c4 agly a;-921 15L6L!^. cS+K" rAr

'pS:t .--l 6l1t : " rrLj.,1.: 4i.:jJ.*.o uiJ a.5,-*,1 6i -€"qrJ:L. c.r_l t: tJr 5b

;r e \0-f -1 iJ-rt-, .rlL;^.a st_S 6 jL.: rJ-*JL.,8.., 6lt.rr-J^lF )Vy..rL;^,r

orr * G y. 6(t) (\v-Y-q)

:6"ta:,r" 4*ij \ Y-f -q iJrt - 1l o-rlo;-,1; )! ;l ,S-SJl-flll 6c*.1

o'r(/) =y.Get/'u1t'1 (\A-f-q)

;, c-iL-.f ,*l:l Jl6..r-lb,r, +,JiJ OJI , )r.,,;U;l .lt; ii 6:*,r, oJ.aLL

8 JrsL J-r. 61r,. ;!;sllj rrLl t ,t-lt\ rr-{,-f l.r* ,irs _p ! F t=t o.V.s

.r.Fqf6lorL -f ,Slt\G(t) ,rtt ,r<.,,1_r Cb ,,_r;;&,i t: W-tI(t) GoCb qtj,

€e -q-* o,tQ) JS 4r, ut't& il*-r q

o,r(t) = G(t)y.u(t) (rq _ r_q)

J-,SV J-v slt r-it ,&.,,t_, Cb c\A*l-f il:t-,;t

G(t1 -- G e'k

.J";trq, iJ-:t'." JF 6LriJ ;(artr.:yi 6.,1UKta v-f-l iJsL-

(Y. - Y - q)

:..:*,1 l) Jlr- q cJ9Jt" a5b- n*.r; J-v Sll3 c*,1

N

c(/): I G;eak;i=\

Io,r:t

(Y\ -f -1)

cj-l"tr -,1r orL ,5ii-YlJ<*,-J 6LaJJ, tl ,-rl.611 ;!;s.'ls s ,_ir {-,/L draJ_l-r,o.:l: J3J>

".,r1 -1, jl ,-iLi, 6LnJ-r, J db .-,. -L*jF_, .ry:L. ..:*,1 oJ\, orl.r \ _f _q

..' - -.1 oJ..i

Page 407: Continuum Mechanics for Engineers

SJr't -Ar$-$-l-Yolo-16 + sl+

Bl: E lo

]o _le -lL Ol+\r luo

"t\. r,

9o*,,u il " e L {Il lv r r' dl , a; *'l o 1" *. ; l"- i.;-tu -io ;i-u ,tlo j;

el-1.lo

S \A r,.L6e ss; FiI 's '$ I I I ; -j * 6 Btt rr !r SA I o'-; + Ub b b t1" I I [ .i,:.o* o -lo tt I

30R-

+o

st\avtq vtneEo

_i'Il

J,

\5

q.5f3

{r, q-j-f,\v i :.,1, 'l J'5 '-\' 3

$ui

*"++.i ai ci

#<,

j-f,

-f':r

\eo

1'{

I

5I

3"1b{3l;9,\\"{ '\1A-1, Y_59i-:)A

5J.\41' ri

"(la\.J

I:J;dJ

Jq-

{?

Page 408: Continuum Mechanics for Engineers

90

#I

#

)

.*'

T,

rrp

$tll

^oJo++ q.

!{t

-q) 9++

C-qa.

JI*l-sl<l

{3

Ot

I

IQ

"-l tI Gr-

q't!=?]++J

-rlq jl-<. 1 Jlq+il:1? olJ X' -A--' Sl+ a ++ -l-o -6 ait: q s vV++ -<r $ +j -il" s rlet: - | O

O

sl-t*l* ol.sl ol- - lo< | d_ :,1_ * 1."1

i' oL 9'l- tt | -Fl

'rl

|3$ $$31"1--j^s'!I Gt-

(\v

r' Jlo+lsr: I-<l

o,sjs+9' "t- sl -9 -93 il 1lo + +I ls il' a oq sL{ -i *i *lsl'.

sl-ls+ lisl'<l

(\"{

q:+

-l lq'il

Qlq''l++

.sl1 l--* ;-q+

ol-lrFtl<l

+{3 l-\_/q.

Ql--l

+is l*

+ol-*t-la2'

I$

Ln

v

+13

s.*:

r-+9:O -\'a_+z4-

{9txqrv- eq

Page 409: Continuum Mechanics for Engineers

k?*-J ^!J(tS.-9:1

A- I JK-t

olp:.r- (./ t cSldli F (,-tt :o't*i' JL.-sl ,; C;Loa-:-l

jLli ltAJtfr;t 1"eft kld - I-,1r ..:*,1 -p "ref^f Jel "-=,*i*,'Yl tl;r- ; t;A; a:.-.t-)lf*'- S 6lt

USr:;) ,f ,-;;-S 6 S,-l t":l ,!-.rl d,,rll-.i-|.,1J r:r t;-f ,P-f - ,r;:j \ls-, 6F

:t311 (6l.a.r:J) ,JL^.i"-5 g"a .g-lL,- (t^,jif ) Lar.l:; ;l 6l+e y'- Jt^'"| )l kV.rL r;y.r, c5l4,rl; i;;13".Slr.rlrQ .i:.-l ,l; (61^'Pfits1^.ri:; il.-'-l q os

c.:*,1 .l(t) G? Ctt "i-,51.,111 6.glorL ,. fl,'.:*'l o.t; o:lrgtJ iJln-q JS'; J) 6

lry J.al-g ,kV ef o,y.:; JL-el

Y

y,r(r) = A(r. J(t) + Nr, J(t- l') * Nr, l(r- tr) = I Lo; J(t-t;) (r - O - q)

i:o

ef'!*t ct;F a- eJ uilFr .ri:; ,s-l:6:\ 6l; ;t(:;i .,^:*-; "oJ=-3 o'. j

I r;3.a..,-e-Sc(,;A-l J<;,) Q-; € df -F 9 &7iS .q*,Jl"t",Stn,S-'l'r3-t!

y,r(t) = It*rO

-r"lfflar' (Y - 0 - q)

.r*,ti osfr,/ oLl :r,-*-5 -&Q rr; oF€ ^*3;-l; Jl-S-tl dia., 6rric/ orlr

Page 410: Continuum Mechanics for Engineers

Ora.J:4d ag(y a:-92i <S/oLza" cS+& rAA

tfrJt : o r-rLj -,1.: ,lJ.,: 4Jl j*-'*,8 f 1.,.:*,1 t = -q dt j jl ,rr;'+,L^ -rl

:J-i r^lJr..rt-s,(q-q J(i) .^j,L. -i- Q : ) O[ Oi b r::; ft r rt;U.a.:..il.r

r-qdKt.d)l J**rtu.i_ q rii :;,.,t

,Jlfsl;J^i iB.il :-eJ> JL"t J eF I oF oy.,a t )q iJ:L, JlF.;l:t ,S$4tfatU

-5.-' ,)<a

(f - 0 - q)

..:*,1.I. = I(.) 6J_l"f \:*,r 4J

-t .,:; -5";. 6-i)l_r 6taJllll "t,li,g c.trl:- &g ,* +t u,3js +t

i.I;-,..a )V; .>;ye 1 .-f Ll lgtaj5* .f..a) a-'-,i l, .l-r*1, ,JL^.Jijfjl .g[-r;;

v,r(t): o.J(t)* l"t

J(t -r'rl#fo,

y,t4) =J.ot(/) + I'"o,r4)ffi1",

o'r(/)= J:

G(t-qwfo,,

(Y-o-1)

(._;jro - 0 - q)

o,rQ) = y.G(t) *1. G(t-qlrylo, (v6-o-q)

o'r(t) = y*(t)G.

Page 411: Continuum Mechanics for Engineers

fAl ,*; "a:=,.,*Utss,-l : I cJr.s

..:*,1 Q. = G(") lf,J)rL, )l

'fV c,Jl-- c-r-J Cl::-,| o.:L ,-il. rfVlt S cY-0-1 iJ.:L,. C)li Jl-fljl

:;+ il-,-l y,6 :-b dLo.A c**,1 j:li Jlfsl "$!.,1:

,lf 5::-,)lJ<*,-J .-,+Lll.-:*,1 o-ru.i o:1.:,rIU+t : E!yl,Jl"-t,

-J fi ol:V

\ryiil) = f*l,(t -qlrylo, (dtr-o-q)

ret*Q)= J: I.(t-qllffilr, (:?-o-q)

'it,-F djl.-.-q U:h,O#c,.:-,1 tF {.*JU"rrt

I:;rfrlr:su(r) =

J_ yGs(/ -,'llfflta,' 1.tv - o - q)

or*Q) = J: yGv(t -,'ll!@)a,' lurv - o - q)

.r, b.rLi-r +fl+i;l .c-,1 lql ,t "$:irt

j J:& Gv ,s er:r -r: ;*;rtt J-r! G5 6,.:*,1

s??-d-1 iJ.rl*-,-rry' Jf, = * = Kr5lo.rr5,ff $Jt .:lyaqtql.*t-"f

"p.rS,;V-Y-l iJrL, ;tl, ot& = YK ew J* q r-,V-0-1

JIJE ,'l,.gb eJaJ;ia Jlh r$y2l^ cSlocStlJftq, - 1

o.:l.r 1p .<JJTJL-I 'F;1+ .J.:;.; c,-'Lt 6 GV:.*-,)lJ<*,_l gt..7l ,$,

tGs-F;l u> ,t-l ,fsl t3l; .,'*,1 *"*-.*,Yl;S*',-s 6s-F -&-t g j4 r*F,gsfJ. ';;f

,-(.,- .:g 6 t-q ,$.i 1.r o-l..i o:ls clLiJ ,grL .-r<" g*t, q ls:jz gi; t)s1.a u.

'*-S ,ll .6'l:J. c*i-S sl-,t r ,J6t ! 6*-f.rLn

liJlr -r-q)il*-r q t_

y,r(t) - y. sin ott

Page 412: Continuum Mechanics for Engineers

O:rJt,(r. 6ly a;-92g GlbL:o"" *9" flo

yrrQ) - y. cos at (v\ -P-1).rF"f .lt*

y*(t) - /.(cos rttt * I sin arr) = y. ,''' (Y - t - q)

c,r-J J 6^Lb JeV F *A,Jia,F-j.l -b )l6.:*.t Lre-{.c.*,li - fi 5

,Jl; .JJI$J. f.o q f.it*. t* y4 ,.a €P-f 6l,or:; jc J .,Jbl ,tXJf ",+e; o_6,*a ! or Ot-*i- ltSj Y-2-q iJ.:L, i!-,-r q o$ t* &-* )l ]-V

o-tg q,J C/lJq cdl: J,aJ+ Jt^rto,r(t) -- o'ei'' (Y - t - q)

l.t t-t, cJt- \!;i c..:*,,1 ,J.i J,$ii c,"r*-! J) jl eq .c,..,1 -tlt" o* 6 rF"f .-lt*

st .r4,-t' !r.rlL; o r:*j ur-t^j J.t.F q r5b$fJr J rj JrlJt , d6-fjt ,-*b.7)b*€.ri +, 6c.*,1,-t, *Jb eq kt ,4 ytLbl

qt- .-(.:-,)|JS*,-J ./Ll iJ:L, tr Y-P-l iJ.rL, 3 Y-P-l U.tL, 15JU<-i? tl

oL.a {O} s{Pl gl".r-r,t;l J* f'-'.Jijr) ro-frct' o:l.r \-Y-1 iJrL, il.-,-r q e.f

:y-:i|,.5t.- - 'r 4r soJ..i c*'yi V- \ Y-0 iJ-:tr- :t 6 s-b

N

o'pp(ir,t)k r''' =2 y.qo1ialkei'tk=o

p*(ir)k

(o - r - q)

qnQr)k

N

xk:o

(Y - r - 1)

clj .3lt

N.xO k=o

,F : ,Ji-h )lri't a-,Li., ,sLn-r-rfU 'ri- q

v.Nx

k:o

:VJ-t€ J-j )S,S \ J s)--p t, Ol G.1tot) r,!L; J;& Oli.o q 6

Page 413: Continuum Mechanics for Engineers

rt I

.5t -I ss'.(., 1r ol-.i oJ+3 ,S3Jl JlJr,. o u*rll .J-l! Al .G'(a) cu/2i> c*;

1-l cG"(ot) t'fP-f .bJ .s-fr-l ,;;S rr;i,)sb; .:*,1 S:lS.:\ J-t5J4.",!Li, J-l&

-J..ty.t c,lf ;>Ut J-l& J |[51*, .sljl q ori .jl 63Jl b .:*,1

:\:*ii -fi Js-n 1 dliL/ b .$ u'f Y-?-1 iJrL,.r, 5 ol, ,i'l;

orr = G'(iot) y.rt'' = lG'(a) + iG'(a)ly.u''' (v - t - q)

iJ;j,e orG'1ia1.;tst gl-rr yrrrr,ilL .JlJ,. ,--r", tr -t

G@) = 1t 1c' 1o)l' + IG' (r)l' (^-r-1)

:r{,-lo.rl.r yj ost' a,.G'(a) tG@) O-,.d ,i)til L--rlj -jlttt o-rXo I

L - G'(iot) =G'(ot) *iG"(a)v.

tand =#Ef

(?-?-\)

(q - r - q)

tJy,..a q (V-2-1 UlLr) o't ,.iJ JL-

dry = G1o4ei6y.ei'' = G1ot1y.si(''+a) (\" -t-q);Fr-* +;-ii

F -flv.llJi, 6 ty'l oJ.oLt". rJ:L. d/ljl

o. : G@)y. (\\-t-q)

"- *'l

J.*J \ "-1 J-fu.c-..1 .'; q s.i-,id .i)bl ia.2lt tlti. q g;jE r;b 6\l: utsf s

,*f :r:.;6to.;tryc.ftJJl$..;.rc' ill\.-1 ,!5-.i.,1-:.$r,-/.Jbl boJr-+yl,51lrl..ts;7u-co c.1tj ,Slor--rlj ref ! .,ltj ,l-i+ JJ> eJjlo-t-i t"rr d -tf t--ll; ! 6

,fii1.:OLj I c.*i c.:-,1 ,*-5: ,;; ,Jr';{_JrU, -frU.6La.ll-ry 4l 6,:i s J--r.tu

Page 414: Continuum Mechanics for Engineers

O*J:<p agly u92i <SbL:e., *& r1t

o. cos 6 ,-*_5,r ,lJ f{* ,S;U Oye q ?\ "-q0t* yj O4e r orai3 r)sb (1-P-1 iJ:L, oJ>U t

o cosdG'=v.

-i,, o. sin dLt =-

v.

;t<-,;t .c,*,1 o-l.i g-,,:r ,-,\ o-1

\ \ -2-q iJrL, '(.n5 t 3 .:*,1

:r-du;(djl\Y-r-q)

(v\Y-2-1)

(a)

(r)

l. - I c,ilg

,;;.5 - 'p jV) 6,Vua-' (y r r_* -t sh 6La;ls; rllj.r (..,il| :,5.:-Ylrt--1 orL .1r ,-it -*iU

)r 'p; J jLLi 6tor;.; 6.(IL*YIJS*,_ s ,Ss-F L.o -lr )Fy 'S6rt

U !L;;l 1.:

.gLa.:-J (f -p rtl'1ira1,!hi.. c*JL..,-F )Jyb{, ulju d/l ,# 6La.:^*i:etf ,.tt-p l, JL"tl g'b 4 cs,a:>,a t-b y.r- t+qt+ &1,-l-*-r : uprj>

(\r-r-1)JeV u.ijf '3Yr a.,

oo sin ar I

sn(ot-0

olY = o.ei''

Page 415: Continuum Mechanics for Engineers

t ialT;=T e (rr-t-q)y:y,-r f,.r.4.);,.s)lJ<J.t+ \-r-1 ij:l.'-. s" up5 6

= I'(iot) = J'(c,t) - iJ"(rtt) (\0-r-1)

5.:*,ld -i)l61 t_-rl; ilr*-r q "rJ

q + *-5;V ;G {."LL Fq,ri^.--)\." 6.t-j C..c.,-,*, l) Js-r- I gJt-

"t-l .,1:

I

v_o.

..iyil c?1J.t..-.f'(ot) t o)-ti c*/L J'(o\ etLi,. Jsb ,Sl.lail')^ U .5la*,_[L .;.r

I(ttt) =

J,-*€ oJ.rLi

(\v-t-q)

:t-*€ or[.r y j Js2e *, .:*,1 *f -{to slby.,)i ), 5 .;lL c*/L

Y. = J(ot)o. (\^-t-q)

tan d _ J"(or)J'@t)

G'(iotSl.(irtt) = \

(\2 - t - q)

(\q-P-q)

.I.-tr.-.l ,ill,l6c.*l Al ,-eV i.:L [ .J.r.. .i- s, (J' t*) C' i*,1-.-. .gly ,.rL d-["_lidttnt.r

-=o; {..*! ,el tlt JeV 6-* iJrL, : U-fi_Viot L.osV..f Ll il-tL, ;slsl, jf

T* ' vz

it 6t"2-f-q iJ:L..21 .r,,Lld/lJ .{*5J- (.rjq )V ,.t-rc-"s0i f lL = ,/. b-)orr

4+t'i 6or, = (G + irla)yrr:-*'t'ory = {G + e 0}y,r.r-Ll iJ:L, ,,y-#Jt *, ,Jli V-f-l iJ:L.- jl cr,,l-i-. ,-* y .oslT* - G(\ * ira) = G' t--; ,_*

:,.1i;l +5(i, + L)o* = (Gia)y* r-Fr.t'{d, * I}o,., = {GL,Iyrr,J-rJt...,t' "tt J L' '' d=GG'or'+iat)l(\*ttotYl=6'Trr

p'@)l' l.l'(ot)lY

Page 416: Continuum Mechanics for Engineers

O2-J:,*4 agly o;-92i 66L** *lS" rlr

"J=*!lts-, :iltl f$-,;t ctL;*, c-1JL 3 tLi, Jsu6tr l""l;, y'e'-,'ii ;t

6Lac.1..5C,,-l .Slf JrL .)bl* .,*l.r.f ortL,l U., 5..:-,)1J5,*r-J 'fLl

.r!rl--

)JYb y-l q .t{.t -tF-,| j., ".fLl

.r!:L, ;i)li Jl-€al J<-,;t o.rli:-,l t LL;",41 slzs ! .C=5"t 6rl6,F .."Jlo-o-q iJ:L, r: l, t-P-l iJ.rL,

-t) J1n o .bi 3r rr ,.L; ;3"ittt Ct, 6.:-,1 gj) ..g-;ljK-[ C/l jt #

G(t1 -_ c.[ r - o(t)l

:t_* rt-F

(Y. - t - q)

co.tif3.S-rl-r(-t+ s\F.XI .Jtl, 1.c.-,t t: o rlL;1:G(t) )l$.G. - G(") 6it3'J,g Jl0-0-q iJ.rL.

o,v(t) : ittyy. G.

et s E= o t'=t st 7 2ls .9 dt' =

- t')ldt' (Y\ - 2 - q)I-'-*'*'o't\ - c(t

aE ;-D\ (t - t' - f' Lor.;lj .rJ:L. c/-l -rs

:p.;l:Jt-6 = @ {t:@

o,,r(r) -- iat " {#- f etuEei''Q6)rf} (yy - r - q)

:{t-"f .r"15y-j Oye et S

o,,(r) = r.{o.- o. l.-(far

cos @E +ar sin .aoilO(ildE]'r^' (yy- p - q)

:Yf-t-q il:L, jt A-lfh orr(t) = y.lG'(a) + iG'(a)lt''' (V-P-l ilrL,;l Ll

G' (ot) - Q. - a G.J-rio oE O(E)dE (.-4Jlyy - t - q)

n00G'(r) = -e) G.

J. *t aE 0G)dE (9YT-P-q)

.0@ = -r6(t) tG.= G 6e:* qc(t) - G[\ * zd(r)] .y-rlSi:td6ly

Page 417: Continuum Mechanics for Engineers

t^J= "r' . Ul gS* t ; I tl"a6

lJ:.or,rr {-'.i YY-t-l .:):L, ty--J5 J-.l; .i- Alf ."f-lf Q

G'(!,i*G-", I" z(6)sin otEclE- G

G"(tt) = -G ot f -Al cos arf dE = Gott - o)4, J"

4Q):\-e4" rG. = G 6 s-t* 1 .cO - Gl\ - ( \ - e't")l,Jt'v!:L d 6ty

iJ.:,,ar,re 4--i YY-t-t .:)rL.. 'J f V J! 4 glf +-tf Q

G'(ttt) = G - G ttt f-(t -'E/") sin of dE, J"

- e - c o, lL - o'"'= =f = Golt-'

--v lo, \ tzYorYl t *ttr,tl

G"(ttt) - -G ,,, f "* (l - ,+k)

"os rn€ dE = #

1.: r5l:-...^ aQ-l q ;ilt :t J-fV J U-# gbJ.r,. ,SIJ.G" sG' ,Slt rr.rte,. g',1

Y-6-q il:t-- ;.)i J* -51 cr,L'i.,o bS t* I */tr.):.riloJ-! r*,t-'.,,J+ .-jlflrt,

*r r,,Srl(t-" b o*=o.ei'' .JrL, ,-li .rr -l (,.:5 SB.;l b ,-r-t-,t iJrL. ./t dl Jl.;;t 1

:g-:i,t,-.'r q,fis +'-V;J(t) = /.1\ + ?(t)l rtf '".ltJ(t) 0.1!.r

T* = lt *t[\ + v(t - t')liot o.ri'''rtt' (Y0-2-q)

r* = ".U * r.ctt J-rin ollp(€) dE + u., I:*s otfE(gdffr''' $r- t - q)

:gll: gi it-,t, . 6

Page 418: Continuum Mechanics for Engineers

O:--lig. ,g(2 o;-927 16Lb L:t" *t9" r1?

I'(r) = J. + sin rof g(il d.E (lijlyv-t-q)

I(r) = -J.ot cos oo Erl.,G) dE (vYv-P-q)

\ j*.J(t) ,if Cb q o."V !rL. ,,o 6,1L.f'(a) sJ'(a) b:.s1i cd,r ,u. 6ll..rbt r .r-l

.l:1t*rf gcl.,.;l

JilLt Jel s4ib. - ,jl*V - 1

.,rY.rL- il*l u.,]'*J1l*; sgly,l r$.-i;s tj-, .<.:-,)|JK-_J .-.fLl .rYrL,

! l+r" c-,ti aa-;r "$i;.:-r*i;) ,-fVfl ft, O* o-t-Jy_L^:, llg-,* u.t-y-qrJJ! f.+' 1r,.,i;) rrfqt e\: (JJI2-Y-1 iJrL, eo-t-i JL*el ,::; ,:t*t ,-P.

'lr5.ll.-r; ..lt* (Vt-Y-l iJ.rt',.'-t-i JL-pl u:ij 6J_5 'fr. ! I+r" J(j;:,r;O1.9,o t ,rIql cJt-,, ft, ,-r-,+ tly o?-t dr;lr sly cJY.r ot;S 6tar:"_U;iiJ.rL. Jsge rr dP-Y-l iJ.:L, u;t_ r:,o6Jft, #r Cf_l q j r.6u"J!'iJ.<+-Ylo .r).:L, ,r-l ccib- l*f .St^.;J t, ,F ss .s--J r.t' o.r[i:.,i .lt:fy-l-,1r co-\.i o:lr V-y-l

:$r'l,it-L.j lj Js-re

{P}(o,,-+ ori) = y{O}(e,,-*',) f-iJlr -v-q)

{P}(or' -*", = v{O}(e,, -}e;;; (.',\ -v-q)

{P}(or,-*", = y{O}(e*-*',, (v\ -v-q)

Lrf

I

{P}o,r = y{O}e,,

{P}ow = Y{O}ev'-

{P}or, = y {O}err

(.rt-v-q)

(dr\-V-q)

(C\ - v - q)

Page 419: Continuum Mechanics for Engineers

1.=i ,, U(95,-.-9 : 1

oii : YKeii (C\ - v - q)

Jl.L5 )-J ti.*,i O<^-. \-V-q iJrL, tl ,ft so-u JLtl u::t oov c,Jt-,.rt.,l;

g.,t[- '^-^', j- el F-lSl ;r 5 Oc\\ 'd",,4b-;: orL .ff ,*tb cJB" ,Slf .,f Crr"L

s..)\-V-1 iJ.rLr.* a,, \-V-1 iJ.:L, ui,otsq ,S G-r.5::-,!1Jfu,--l tli-l ../LlcJL--.Slf .qb t-b y.ry€ .,7;a t-i,01* \-f-q iJ-rt''" il*-l *,*f;;l tlLr

"rrJ 4.JtJ t-)oty : oyr: or\ : o JOt\ : oyy : or( - p.\.r$.*tt-,lltJ+

c(c.*,| orr : otr : drl : . ! orr = oyr - ofr = o. Gl-sls 6c;lr;i- 6)JrA lt4t

oQ-+ )l ,-S-;: 1t-i'.i t,- A-r'f .(1 lrL ,;JS elt -fl-t.:t!t 1 ..:-,1 6::-,)l Jti.)

r;l-9 cJ-i J.lrl,i e-*-r LSJn .:iflrt, .r, 6 6tia" r \ -V-q iJsL, )l ,it sr.)L.arir..

.s,*c JJ"c.:.-,1 c'^{-? r.J f tJ# 6rU P C!-, rgltr 6 c*,1 cS:.;s rSJ-s\ c.{?

oii - o.u(t) 0ii":J 6 a:J;tS r1,- ag,5L,'.'lt -fi-t JeW i^.4 lorr = o.U(t) g,-lJt:1

jl J;l iJrL,. u,.:Jt- Cf-l gl;..:*,1 tii = o,u(t)lfK c6\-V-1 iJ:L, jl n*U" cl:*,i

:t-fr,-l \ -V-q iJ:L..

{Pt!o.u(t) - + o.u(t)l

{P}t- I o.u(r)l :

{P}t- } o.u(r)1 =

= \{e}[r,, -rc; (,Jry-v-q)

\{Q}[r,,- #l (vY-v-q)

(VY - v - q)

(r-v-r1

J ./Y-V-l il.rL.;l ,lrtS;i .Jij'a ,it ,Sbuu-S -fr! cn-"-1 --, :l -fi-t iJ.:L, u, e

+, .:*,1 O<^.o .-eJlf -V-1 iJ-rL.o ,.,rrl J oy)te ..:*,1€yr = err sF,l oJ.aLi,o 6Y-V-1.t*,Ferr rJlJ p:-h

il<{P} + {Ql o.u(t)rr\ : o.u\t) -- qK1g) = W

jlcoLi. t* u...:*,lJ3b- J;-r, E S:iltl J'*' {E} = \K{Q\\(VK{P} + {QD 6

Page 420: Continuum Mechanics for Engineers

O:-J,-h. 61, a;92i 16L6L,.o. <S*& r1A

:6p1t-.f .,lJr:yy : firr 1l 'rtL-l U j Y-V-l iJ.tL-

r:rr yK{PI - \lQI- {v}

f:Y tf:t I

(f - v - q)r* zK{Pl + y{O}

J:fu, i,,.:'J |tu ,sr-,ly + S-till,l J,.(-:, *5

6loy-J J* f ,L.fV.glorL Cly.oVf q.lr^^ : )-.;.,-J- +t*," 11L:- r"

.r-r-€ o-:lr 3-al ,o-t-i o:;-ei,Jtj. ! 6.'*,.lb jt*i.:L i slt {Ql : IP}svtilll )l

,g.li Jl;l. t bnr, 3r:11 .J.+.;,-r JL"."t ,rc;f ,l;xt )F cS[l.r t: I r:;L;,,yKi-:L..r;5;".- ttL;;l

s {P} - t 6 gFC -h r' c2-Y-l iJ:L- 1y--# !:L,51 S\ ,,,Jl Urt-- ;t:<-!-..>u^.e ,S-tlJbjl Jn) r +.; orl: rl; Jlf -V-1 iJ:t--. r.rj-,r .,:jj S rle\ - {G + e0}

trfc/ 4+* $ "t;ti, iJ:t-- O;ya I ,(cSr+

i'r *+= ".,<,tffi].# (o-v-q)

',ii t1-ri 6,:-,-/ r!- -:rt-uL-,| 6LaurJj ll "[3jlF"-r

U.:t -. ryl

_! _la"(,) - o.u(t){# (' -,' ) *k} (r -v- q)

4 + a 6OU*a..:*,1 (*7- )r.-*-,)l ,l-r.kVdc,, = u. #,1 = " ,;ps.c,*l cgl> ,-t-*)l --t, r)r\ + rr.t(yK + Gy\KGl -- ?

rrQ ;rrt-uu-,| J(j, 1, .,.,;) syr clt.J slt f v Fli-rijrl-- ,-,y-v-l il:[,- 1r

lo;3^o t (rf

i,, * +=o.uo[&-+1 +.# (v-v-q)

Page 421: Continuum Mechanics for Engineers

',u , r:*ul9S.-g: 1

tr..1,-/ ra"i6iLorL 3 ,S-SJl-&il 'P 6

a',',(r) - -o.u(t)i# (t - "" ) * o.u(l frV (^ - v - q)

efs..>*,lt:,1 .uJ1l rl& r.,LL,.<f-)l lql jt .rLlr 5t4, - !+ a - " is.nyr + (YG - YA)/\ hGK,J+@

;s-l-tl JSJ; 4-t .,..Ll .:)rL. -b )l dJn o-,rFt- Jr4c./-l .1: Jt- f b

J1ful J-fu ./L:"Li df ,.lLn q -r,l-r"f L J-tJ Ll c'.:*l oJ-'i l:':-r uJ.*lli'a*.*,i coJ-.i o.:l: V-O-q ilrL, t* 2-O-q il:L.. \ 6 t-b JLA u-'l.,l .:j:L' G)li

t6;,f i).tjjlt-O-q iJrL..)t,1:,J^i J'l*i 6sY5t,J':J e.:lS-,\.;t ":,9'i; o:l:

!(t:. OL.j f rt .a r:r .-e)\r ! t:;i - tt.u(t)lYK Joxx - fKes1 ! lt*it .1: '(;-')l:r{.f -p J).:)rL-

Y[,,,-#l -'"' (" -?) u,,'uQ-/)dt' (-;rtq-v-q)

Y[,''-t#] =

r[ *-"''(t\ =

-t')dt' (.fl-V-q)l.' (- ?) uo'*u

l"'(-?) ,o'*o -t')dt' (Vq-v-q)

.5lo-rL ,Sll rF oVf "r,.-'3: )-$b t J d;yr : trr 6c,*'l )t<^Xl o.,1Lj': lr):L' d/-ljl

dS fj J[i..r) 6 S-t-b,,rb.,"*.,.," orL.r.j;y c*/L J" 6l-f, GtV -u.jt+ ,,fVl.:*,1 oIi orl.:

.li:t-- ;jy Jl-S-tl JS:.:;t o:LL-'l ! tr f -v-1 JU.. iJ:"- ,F:l - y - 1 JU.J.-o: a-.-"i cc*,| .5::-,)l lL1jl f s 4-F eVylt'6tr.Sttl.r.Sll .fLl

/"= ( 1 - e"t"1lc c2-f-1 iJrL-.,(.rj-) d-e, {-1-/t, ,,}F i:L.i elt:c\o:ty':,gorr = o.u(t) 6lt (-jJlq-v-l iJrL' 6 a:* c":-'l

Page 422: Continuum Mechanics for Engineers

O:-Ji.. aglsl o:-9,31 <SbL*. <+& foo

T[,,, - #]= l"#2 (' -,-+ ) 0,, (\" -v- q)

3-r,g 4-'.*i \ Y-Y-q !J:t-- 1l orLa-,| ! : ,r S-SJ\fu| {,+*" ,* yc*,l;(^. 6

c,r(/):"""<,>14.+J (\\-v-q)

_ !_ :':L ,!lri +r." ! t- -r

err(r):"'"Q)W #l (\Y-v-q)

c*,) \,3.)S.t! ..*l .Slt Vq-v-l iJ:t ..1l ce,L:." ,-b y.t-V-q iJrt-, ! ,.;;11 ,,:6:sl cl

,[,,, #]= I'" #(,-,-+)0,,

evr(/) =-o.u(t)W.+] (\Y-v-q)

f=a..- srsl1*.r tsr4J 4:^.--;,)rF*,-r rr 6il r: jli:li " s

,jJ .gL-ooll-- J*lJ, jYL- .Sl4 .c*.1 r_l-rr, cr-S J* ,llrl )! cSLoJti dJ*^^J:i- Jsyo a, c*,1 OS^" 4U.; ,[.al c;.-t .*^,, L-r:.n ! "f

L-l .St_r: U_ s cj u" j -c

J *'..+-Yl 1r -t--13 .9l4k*, .ffl .:):L. Od lL:j I & ,Js: gl.ry*i; or[*-"1

Jl*" c,Jl- 6l; ..:*,1 rf )J.c.rd r(-:-J)lJ<*r-J "AJfu,St-., .:)rlr, .r\y "l*+;.;[ LaOli -r-J q \-t ,ry).SL^-lr* c,*,1 ;(- 5,li:-,)l_fu-:.*L-,l g.it &Gj ciss '-\.jr jL.i- L-r:a 6,4:-)l;5*,,-3 J .q:-,)l lL*?l 6lt s r,-\:-i[

;L.:;.<+")l f"*t 41J..-*rl .:-,1, f oF€ rrl-: gjf $ st 6jJt OLA

"Jfu.;r +5 G;y.1J crl,-r-r-6..Jl--j )l ,$;* Laol* * J<,L^,J:j-SLa"p,c^:$

Page 423: Continuum Mechanics for Engineers

Fo t

"b 1, {..U(tS*9 :1 tbs

,-rS-; rlt ; ;l u-ti r.2ye ,. ,;li q ! -t-r e:lS:\ q-51cd,L:, 4;-,Y|J<*,-J

&r+ c,.-e.,-yu ;*J .1p./ ,lr-{ .f\) 4r J J::..^^ Ol-j I n:*,|-l ft-, .:).rL.'^b: u. oii(\t) u,l.; Jtj, g;l; ,.lL; t +:*tl: 'l9J: &p, Cb .i- ./\)

a;;(rs) = I"* orrx,t)e'tdt (\f-v-q)

.J1.,!,-+ -3U.r.,1[ .:.")\.o ,5!lr ,5toe.:,.5-l jq+ r.':"S 6i.l-t 6ly16 orb

u*,1; Clj ./\) 6L^,Iry J;l-t+ ,.r\i .J*+;: :lllb-,| ,r-,t: ,St^Vl:S

Ctt .f.,- ,.rU:.i "r\Y 'l*.+

c;a-; ri^:.-r .dlql c.r^"ol .$lo:rSc*'-#\ 'f P OLj q

:r'*; J3l J"*. Jr SlJ. d/ltq cJ,l"r-,Ll l-u orl.r

f ao{!t)

e''dt = -oij("; + so;;(rs) (,_oJl\o - v - 1)J" dt

(v\A*v-q)

a:.,,^.:-,)l .fL-l .r):L, Cr*i iqbl il*,-t or. b &U.J kl uVf t;ly"r" Jt-.Q-t-',-l tlFl+:r-l-,1) oS c--,-ras? J-.3 :t 6:-b 01"^) gr5Ot*-t

o;i,i$)*b;(x)=. J:b1\-r-P)

ve;i(x) = u;,i(x) + u1,;(x) otir# - .r-ftt - Y - ? )

Sr(x) = \Gqii6)

o;i6) = fl(e;(x)

.fLl LtlJr(,_ijl\ Y - Y - 2)

ry e'tdt = -oij(.; *so'(.; + sYo;(rs)

(9\Y-Y-t)

Page 424: Continuum Mechanics for Engineers

O:-JJ,F ,gl, a:-9- 6b L:* <St& f"f

o4;(ns) *b;(x,s)- " JrL,.;(iJl\t - v - q)

Ye;i(ar) : u;j(ry,v) + u1,;(Xs) trt<".*=J-.*f (:\t - V - q)

P1"; Sa(r,v) - r0(";rla(r.r) '#Ll Uyr(v\p - v - q)

-r;;(rys) : YK.;;(rys) (()\t-v-q)

3-L-o.gl+L : -r:q @1.r1 , P(r) rti rr -r J:-:-,.-a br!,-r+ ,! *t ,gl;b 6Lac*5 6+5(\2-v-1 .:iri.- 1l .gla*,-U," \O-V-q iJ:l-- ,*l.r .J.,--r+ r.ry 1^.,.-,1

$l5 6la,l*il FU. 'J^: r5! l'*,,+" Yl .:):t .. L r,J-::.--a clL; ;l ,fu s 6-F ;L,.lJ).-.Q@lP(.r) c^l JrL,. ft,ut r! *t d_rt _r .,! ** .5fl: .91a.:-,nt- 0t","

)V: ,>sye t b &U.J ;[-al 6"tar./ U 1 b .jl+l ;,1 .:.ry o:1.: ,.aLaSlG et J:*j_,1 f^ ^J!*,,n J-.r\),f,"+,rj;! oJ; asL; a;--,;-)1.2:6ll[*" ,tr -Sl,f=:fOto

t_rlnl -ri,ril-o.91+L-r

+ -t}(s)/P(,r) + g,l.r(,-t+ t "{i-)l fu-:.r{") .'Jtr,lr-r* ! ,-*l: ..rLj q c-rl: SGS|S;\ s,G LrJ Jsu6t* q sl}+c*i JE '&\ Jsb

-1 q+-+-.)l .JtrJ- jl .S.,[* ^tl+i )l .ry€ rt+"-l t{ji

Cf l JUst ,SL^Cf"-6,t+ y-V-q I y-V-t .-.,!rt-,. 1l 6.;,1 lL c-r.ilol; +;^ii v ,b *l r.:Jl_r o;p 1655!;:-t l, [ae+l,J

Er.r) - \KO -\/ fKP+p

rKP - r0Ft'r) -+\'/ ?KP+\Q

(\v-v-q)

(\^-v-q)

Page 425: Continuum Mechanics for Engineers

t ,.a-.-Ulg9.-9 : 1

r -v - I JA rS:.fuf ,L-.1 d". c5L;i \tn , "'i- JL.-r'l t'. f ,* s:i

(SJ*.i- 6Jt l,Ss-er;;' cefuu)l .gLa; c.! 1r rt* uel-;Lr:J :f - y - 1,JU

Jtp +.r oJ-^i o:l: 6L;i ,[5--:, 1: j -i-'="

1: F. c.1Li f *

F.oo(r,z) : ; l( \ - \v)A(r,z) - B(r,z)l

o c*,lr .fu-!l1<*,-J ,,J .-rrl,*,t-a:; gi g F 1l t; B(r,z) j A(r'z) 6.:-,1

ft.tS,t* c,.--,1"1:-)l lql ;: s ct,# oi-r.,, ,S\ G-l;3 '"+

Alr oo(r,z,t) oV)

.r.q.; orl: F(tS - F.u(t).st{,s-,|-rfi! i!..-, q IJ.. ;s J*

\-Yv ,.:-,!- ./\) ;|.-r; f-t't,.- t* y -,li,gVtrr\ 6tr. \A-v-q iJ-,L- :l:clo

-,! 6b./>[,) ,,t1r. .f.5*U r1ttxP+Q) ,-,r-*.1 lr.(+)l ,p r: o-r-J;9!,t

o.1 jrlfi .*-it.15*,- : "F./U .!"r+ ..,r.lrQ ,:-F€ o:l:1 ,-,tp ," F.u(t)

O; j,o

rr,,(r,z,s):# lffi-Bg)l;i;l .,5 lQll{PI-lG*q0,} garl, cP-Y-1 iJrt---,d/.'1J5 Jr-".,#!l iJrL. 1l .":-,1

6,s:*-ffi -G*qs

- B(r,z)loo(r,z,s): fr tY(G + qs)A(r,z)

YK+G+rt

Page 426: Continuum Mechanics for Engineers

OlpJr.l agly a:-921 66L*" *K" fof

,JL^"lr_Jtj 'q-: -2.r 6.:-,,hjk-,1 C,., ,^ ;l taJ[,Jl J.l.ra .<^5 +, .:-,1 O<^" .rt!o

"f-t:rt; )eV cclLl r q*,1; .(ii-,YlJ<*,_: ,F b o-r..i o.J<r-.f\y

#t"+qK;ryoo(r,z,t): + t[ yK+c

F t = o

'Fs6+5'troo(r,2,") = * fyA(r,z) - B(r,z)l

t+ais:oo(r,z,t* -) =

F lY =q/A'4 - BQ,z)l

Yz 'YK+ G..1*,1 ..(ii-,)l j- S

fn,'o - u(''41

etb

Ferry, I. D. (19(tl), viscoelnstic properties of polynrcrs, wilev and sons, New york.Findley, w. N., LaL l. s., and onanran,'o. liszoy, creep and Relaxation of Nonlinear

viscoelastic Materials, North-Holland publishing company, London.Flugge, w. (1967), vis-coelnsticity, Braisdell publishirig comp"ny, w.ttt am, MA.Fried, J.R. (1995'1, polymer science and Technology, pientice'Haii prR, upper saddle

River, NI.Mc€rum, N. G., Buckley, c. p., and Bucknall, c. B. (lggz), principlcs of polymer Engi-_ neering, second Edition, oxford University press, New york. 'Pipkin, A.c. (1972), Lectures on vir^coernsticitv il,rory,springer-verlag, New york.

Page 427: Continuum Mechanics for Engineers

B -t ,JKJ

J3t*rl dit-firV-Y-l iJ.,L,1: Urj =tt - + 6,it*-rSi = "t - +

6,f*s,liK-h t1 t - r'.Clt,gsiltl JS-r q dbt* o.:irL

,1. .-! r:,ti (,--all

E &\J.r-r, (v

v il:-,1A.-; (C

.-!5.',..-,'' v.. :fuLgr

lll-K-t{Q)lvtp} (.jI

lEl = qK{O} /ffK{P} + {O}) (v

lrl = (rIqP) - \{Q})/(?K{PI + Y{O}) (6

= + o+-t+!t 6tft, .r-l;t*r .slr,r.(,-. gbJ;.r, bc*,JL r - t

.r.:*rl

:*5,r,-.rl: dJn.i. i.rL r:5.i- "#-5- ,_,li ..:YrL 1l +5.r.a: tll-:;

D-

J* J1JL. -r-l: lr 6-r- oV q i,rJS.r-lj ci- 1l o$ o.:l: dl-jj ,Jrrl.,q tkt J.r, f - to):L) ,Ssjltl,.r!:t .o i;1" q VJr- = T;,--# * f ;r-su di-l J:;l: [ .r:*,1 o.t..i

'+5 J*.' b J-r" .r-l ,Slr ..r'L| iJ:t,. ,(V-f-l -l 2-Y-1

eqGflrT+G\Gyy=eg +(G, *G,,*rt, lt)o+(G, ltr)o

=[a

Jr+ \ Brq

.1,-6) 4r-lj oJ-.i o:l: .ll.i; gpbL a*,,5lr,oJ.t" ,Sll,ll '/;l

s):L f - t

Page 428: Continuum Mechanics for Engineers

O - t't.o agly a;-921 <SlaL,:^" <*lS" fo7

v

o

o

+ i, ttt : l(ryt + ry) I rlrhrlo + (\lr,qr)o

* o I tu = (Gt + Gr)i, + (G, I "r)y

* o l\ = eti + (Gt + 11, lt)y

tel',

(-iJl

(.:

Q

.r.-:-,1 o-LL Jf$ JFt -t--lj ci- \,Stl_r ott' q drJS-r-l.l 4 jl .5rk..,* J"r",51d - I.qf ar*.,- It eLl il:L, .J-r, ,t-l Slt

'PL,o + o I rt = Uv + (Gr + Gt * rtt lt)i, + (G, I tr)y

.+5 Cr1rr,' ,,or.i o.rl.r ,ll-J; gpb! .,LlA )t' 6|112 - 1

Page 429: Continuum Mechanics for Engineers

,.r-L-l iJ:t -. (jJl

4-.t or;,-|..":,6ta.r-lj 6taG(f) C.+l-.l.- G(t) ,S +5orl G(t) ,Ji$.rl-r CL'(v.[.:*,1 Stl-f o)f

,el.'"

o + o I tt = rtyy + (G, + G, * qrl t)it + (G' I t)y (.-e!l

G(t1 = G', * G,F"h + /t&Q) (v

,Sl-tlty@ ,-;;f .r:*,1 or-3 ort, oi olr*,o 1l:y'; i!-,J q ,..,S t"'+ o!.! o:l: trL:; J'r.o 6laY - I

:r*5;*a y-.r.Sto.jlr u,b 6,tt6tL. y-t

"<tksY(.jjl" =tlt S Y(V

.+,.r.li r:-r) tu tt (V) Vl,tt "ref^J;l o:Lp:,-,i I

y(t) = o.I(\ -e4")u(t) - o.I(t -e4t:t)tc1uQ-tt)

y(t) = o.I(t-e"k1u1t1"rq(,ill

(v

:rr5;.*r.r' o-t-i o.rl: ,-lt-:; J.t 6! - q

..#Ll iJ:t .. (iJl

.G(t) ,jfdrt.r CL'(v

Page 430: Continuum Mechanics for Engineers

OEf,Jr.,h. aglz a:-9;g <SLaLz-" *lS" FoA

.r:*,1 o$ o:l: a.o.-n ir;1.r.9,^, il*l ". ,ff 6 el* a., ro S t

= tt 6trO(t),"r-- (C

G

0t

:eL,

o + o lt =rA + yGi + (G lt)y (..-Jt

G(t1 =y6(t) + c(\ + e-'t") (vo(t) = )'(trt - rye-tl' + Gt)u(t) (c

1) oJ.i o.:1.: dl-.:i.1bjo, otf *y(t) nt jU; l.)o(t) tn-1 *!-....,1.: or.,i o:l.r tlt-ij J-r" ,5ly r - r.'4f ,r*-:" rr-![ oLi dr:i-'l+!-l

'elo(t) = y. IryA(t) + G( t + e-tt"11u(t) + 1 lq(t - e-t/t) + Gtlu(t)

o!,-! o.rf r.lly .o.t-i ot.J5ll:;^i Jr ,ii L*+ 6 ,rxf s.,*.,' or-3 o.rl: rJl-ji ,spl.r\o-, J.r. f . - Iy.

tri = Y ..t-.,31 ri-J) tut<t,6,11o(t) )l t>t,6lrl)o(t),-f,t'J1l ortri,l t1 .i:*,t

.tf r

'eqFor t < t r i o(t) = l[ry,(\ - e-'kr) * G, tlu(t)

For t 2 t t i o(t) = t[rt,(\ - e'k\ * G, tlu(t)

)rlrl r(, - r-tt+)'"r) * G \(t-t)lu(t-t \)

fo

0

Page 431: Continuum Mechanics for Engineers

Fo t

Y

fe

0

F.q;..1;/=fl, (6.r:l=Y/r (.-,,:l=/, (jJl .,1r tro(t) oj;'oJr-i o:l: t'rl-! J.u,Jl.r I I - q

.-qf orte.:-l tr' I V ,Sl:t,*t't 11 r.uiL or-! orb;b1o, il-.1 q.J-: Jl-rl ,f f

7

7o

0

o(t,) = Q.ry lr,)[y - ,",k1

o(rr,) = (y.ry /r\)[-T + \ea,k - r-rtJrl

o(rr,) = (y.ry I t,'11-e4r/" * \e-ttrt" - e-'trhl

'&!(.-Jl

(:(c

(.it^ ./(t) =(y,l\G)I\-e'th"lu(t) ir*+, tt ,.'.!,S.:- t-*.1r o-r.J ortr 11t tj Jb fl I r - t

.+S.:..t" tto(t) u.i;; ,trS.,lt .,- *,1 o-r-l o.r*5;l:.rj .,1r 6 .,*

o(t) = y.u(t)

tgl.,

Page 432: Continuum Mechanics for Engineers

O*^.,J,.{:o aglsa a:-9;1 6U Ln-," .S+& flo

L.2G

0

y-O-q iJrL ,Gji Jt <;;t 61.,1 tr - r

y(t) : [_tU -

t,)(do(t,)tdt,)dt,

,t b';*, or, o::,il 1", ffi; : ; : rr;;,? ::,Jr;

..,JlO-O-l il:l-. jji Jlf$lijL-l t.\f-1 *L.rl3,a-,r o(t1 : e"t;l o.:L''r",| L lr- t

o(t) -- {_oU - t')(dy(t')tdt')dt'

,;iy,c>-,tc(r) .r\Y ,.i,-+G1.t) -sG1sF(r) = * o*, rJt-! \r-q *J:-, iT+ r.e-'l ulri> J $5

f-O-l it:t -.-$-:1: c{*,)l;S-- s td)t,Sl-t, j:li,StrJrFf Aff -b.,: U Id - I

y(t) -- I.o(t) * J' oQ)ldl(t - t')ld(t - t')ldt'

C0-0-q iJ:|" 3

o(t) = G.y(t) + f' y4)ldG(t - /)ld(t - t')ldt'.t"

s.tVT: t -t'\:o(t) = e" FeiS:!,S!6-r..r.r,.lt-i;

G.Z(q +/.^a(s; +Z1s;r1s) = o

Page 433: Continuum Mechanics for Engineers

rt I

A(s)

L;l 1r S "F't J"-L

-''t'7clt ldD(tr

^;r'plG t (tT)(tr

.,.:.-l

qU m sb a 6$! or-..1orb G(t1 - a(hlt1'" oty- d.r u:!- ;Kzttt Ct'.5 S et lt - tm1\ U0) = * sin mr (*f'orL ;l stt, .)r gb 6"r..o: r.rl-i; ..:,*l JV;t ,,Jt^"!,-.i1; ..rLr,:^.).--c ,5l1lr 6Lrc*J6+SorLir:-lG1.r;4,r1 = \/.rY :1.-,-t 1l ..:-l

.J.:i*i\.ftY

tt,r."Lt iJr[,-.J-r" *l Sll.r.,1l: oJ-i orl: ol-j; J-r- cr-p.--n Ju,.Apl2! * J-t-,-5,- ly - I

.+5ir.+ Ju st.t {s't )t s +Sf;r-t;9artt Cb

(.-dl

'rF 6U 1-',

= I.-,

41.,; = I"*

,

G(t1 =Gu*Grerh'J(t1 = (\/(Gr + Gr))erh" + (\/GyX \ - e'k,"')

tr': (G, + Gr)t, lG,

:fuL

(*Jl

(v

l)G(t) ;f;tttt CL'J.r, ,l-l ,Sl-r(*iJl .c,*,1 o-r-i J.r-. so$ orl: ab 7.b dJ,raA ,5lorL tA - q

.-t*S 0..+

.ry' JLrl J-r" q r.:-l oLl o.rl.: cll-ji.,1l:1 , cly.*,o dtl:\-:,1 gL- ,5!b S '*-S f t Q

.+f 0..n, lr .r.r .r-tt C(t) ,J"t-i .S '*V

jiy Jl.€Jl ll o:1,'*.1 [

Page 434: Continuum Mechanics for Engineers

OE-Jt{rr gS(2 ot-g7 <SbLzo," *lS" rtrGtr

"---l 4l_-*"@G 1't

v(r) Il-zt

G(t1 = G * lGe-tttc * 6r-t/tt

o(t) = G)'[t + fr -rr-"'" -\rc4t"1u1t1

:tubgt

(.-rJl

(v

iJ:t-, y \ 6,ts.ia 6,rttK-lq.1l o:te;.t ! o-r.i ort.: rll-t; Ju elt.\G'(iat) l"L:r." J3_r, t I - t.+S 0..*, .f Ll

4'*-J

J' tr"

c2

:gqG'(ira) =[G, + (G, *G,,)t,tat +iG,t,all(l +t,tott)

,sltJ' JG' 45+5 d)J.d.+^^,t>*,lJt = + (r + rSYd),,F r*q n5.r+, dtJ r. - I.({s (!rG'l' = \ q:,.r-L-b) rrss, dr..L't,.rL;t ,,-t cr-rlsJ-r,

y-; il:t . ,rt (..t*,f or-.! o.rl: alsrl'Qot) q f+!-l.r: *j) Lj.b.-e-j-f---l n5*-r( F ,rf t - t. . tl . t.Jr/tJ o-lJ !e)-P

o.ei'' = t7'1io4r.ei''1

rrt-:; J.u elt.l.try.(iot); +iCr*,- (..rr*r bt-f-q ilrt ,) G.(ira)

-Jtrrt'Qa).fJ oa-,i-" t-l .l> ol-i oll:

Page 435: Continuum Mechanics for Engineers

teL"

ry.Qro): lry(f + o\tt) -,ttrU (t + ot\r\1

G" : o'sind .1i1rn5.r\Y-l-l iJ:t-, j G' :ry.1i2:.,S*;Jt\Y-t-l iJrl--;lrr- tv. y.

.-r{o:ta, lG*J* = \ ;l J": ''tin' JJ' =ry a5-u-o: rtt*ro."o

nJ-r.^rtrbo(f) :o. sin ot oatt, l.J"KJ<.-..S,- S:r[ody Jlf'll-g..Lf," -t.c*,1 L j-rl' .i)Ail c*.,_/L q f*tu ,* ,. J(.*- y' l: or--l -;l: Sjtl

.r*5A; trc*1ittt1 oi )l s,/;lil:t'.".L;-1.,1.: oJ-i o.:1.: rlt-I i+=+ s*i q J-r-. ,g,laf I - I

..rSg-r ln(rtn) j,b r, G" ;>.:-.1r I tE;;l y'rl-r,;

rlr ,#'^J*,i*A(&Lj ,F

a + (o I tla+ (\ / rt)o = yci +(r rc I rqi+ (G lr')y 'eq

G. (ii.a) : G' + iG' where

G' = G[\ + (ro I YTrYr',at + Yttatl / [ t + (tv / Y)tYt'tt + trtttrl

G" : GlYttt + (q I \){arU [r + (rv / Y)tttttt + ttt'tr\

,Sll. ln(on)=o, G"= t/fG

CD ln (an): \ , G' = \/\fG,Slt ln (on) : Y, G" = ./0VYG

elt ln(tot):@,G"=o

SQ *. GP cjy ,1-11...t ,--..S" r.5i J(.-,e, c{-!t3<--j 6lo:L )l 6*.6,- fd - t

Page 436: Continuum Mechanics for Engineers

O.*J:,,te ,glS1 a;-9a 6lbL&* cSlJ& rlr

JLel .-,S.6Yq C! JP = -P.u(t) c;tr:i- ,* *...,r-.i 6)r rt:4 ..>-t,ctf

1l orfp-.-l! l.r,r,t(r) "*

..1-F.-U!.-(*:-,il lL+l y j $31- e-r.rt ":Lrfl .t_yr,l

.-rJ*.-,t*. t,rr,,(oo) _rdrr(") .r+5ir*^,- \-V-q iJ:t -

tgL"

o'r(r) : -p.l\ -eG /YK + Yc))le-tKt(rK+$)""1u(r)

orr(o) = -p.l(rK - \G) l(rK + fc)lrr''(o) - *p'

utf )l-pory(t)=6.u(t) 'p L orL jS 6tS) [ c-..-.,- c<-:-,)tts-: 4,,tr Ui. Li- it - I

orl: cll-j.i J-t^ ,,ri-t.,1: 6.rj,-3 J-r. rlll[:-,t ,,L; -uV ot-f a, .:*,1 Jfu orL .,- *ul

iJrl-- 'G:li,SL"J| K"t 1l orlc-,| tr .rF J-r" -tL, il 1r ci:-)t o.tf r, I r.;l: b o-t-!

.+5.,..-- lrrrr(t) dt- ,r-S:c,r(t) 6tF 'pf .i-0-1

(;

rr.. -

e ,r(t) -- o.{\QK + G) I vx - e"kllyc}u(t1

syr(r) = o.[(\ / qK)-( t - t"h1l?G)lu(t)

,gq

8 et* + ,*f )lf -.b Gp b3y ,;>l1a, {i-)tts*,-3 .5torL ;t ct*-t ,-(i fv - f

6blr I L{:*,Yl lL-+l .r: p-..r .(;1ls :3- j ue\,.^I .r*, Gi^) .c*,le ,1=ryy:€o= o

Page 437: Continuum Mechanics for Engineers

(rrrO "Ki in:tr (-ri:) ft.c--t.4tj./. ,ri;, n5ory J"=1.(\ + ,) --?.:*tL._gst).,y; t,

(rrr0 - {AlKt + r(\ - e"11lrt.}u(t1'PL,

o;U;l CV-*t )) J o)J,r.fu-il tL+t ..:JL 1: -5-1J1 J(*i t cfu-'!le('-- j u^""'7f A'

cSjj s.-lJ,Ji- ,* *..t5or, : -p.6(t) Sly-ru;L:i ..:--*; S-*.5't ,Ss-* Jr.5totK;icyr:rrrr : " ,3 ct*.r-:[ r; SA fl *>-l u;-tf i],or-!, gti \ 7!-

*5 Cr..l,- t, rrt t (l ) -, r: r t (t )

tgl'"

rrrr(r) -p"l(yG-yK)do l(rx + rc)-(tG l(YK+ YG))et-rKt(rK+tG)tttVO

<r'r(r) - p.lydg / (rr + rc)-(yG I (YK + YG)et-YKt(YK+tG)tt'VQ)

.,.:.-l or-i o:b .;lri *J-- .rF .i- Jl- g5[i tr-91: ,Jf ! Lij-,)lF*i3 a,l+il 'iS:

f l - f

c(,-.1:;,.-L c,*-.r, j oI-X o:l.:1lri.r,l-;-lJr : " * 6S-t sl-.-u S ib J+\ 4

or.-X orlr bV 6r-\! "-.t"1- .>tt'.r: orL ft .SC:.ll-l J..r+titt:t. c-rU ;it'Cf

q F)t1 ,Sr u! tr<trr(t) -l (tr t(/) .rri J-r, tL" :'rl v: c(v-')l elt' a' i 'oi)a P

40.o,,

Page 438: Continuum Mechanics for Engineers

rt?

@'- ffT"G rr

.rl

rr',(r) - -r.l(tcz / f)( \-t-"") + (rK

rr,r(r) - 8"1(r& / fX\ -t't') + (-/(

.B;(rr : A - - .>st' qt^r,L1t. );l>;Lis c_,_; .(+-)l f) rl_r- cl_r:-t4 otif,. _ {

orlr4 : # F(f - \v)r + Blrl.';1,-u,.ucV;dlS,r::.r 1osy.{rs: n * #Itu <16 (tr.c--nl Js-laqy r.J.t JsbE A. hA ab-rU B sA S rt-,g

f t -*t.S+-)l tL+l tr _r c.r:,rK Jt y +512 .r,[- rtnl ti c(;-jlts- j a,li-l 61,

'eqo, = p.u(l) '-*ep" Y; 6.:eL;- ;,_t t .*.-yt J- .rL^

o11 - p"u(l) 'y-,yP" Yt-- 6oeLa J,_l t "(;-il J* JL.^

u(t) - ryAr I (rX + yC))( 1-u-tK+t;1"'''',)r(,) + (B I tcr11t-c"h7u1r1

It+l .1: &i)l s'tt t, .r_rK ,>st' {, c<+-)lF--_, c.(aF.,!-: "+ crL;; 4 f t - tJl*"tl - " Jl-jlrrp;tlj.r,irL\t-arr1t: p.e" 6lr.t6 S:ifl.,-,.,i or.jJr.

.r*(.'**- .'-L .:*- u-- u__ ,

rl

'e\+

+

rGlY)tlu(t)

\Gly)tlu(t)

Page 439: Continuum Mechanics for Engineers

t^.:d*A(t5.--9 :1

\>)t' q,,eU;,,Ji:J cii-il 4-f .rt*, n-i/ ../-La;.JlJ ^<"-l d,;;tr L.ltoo(t) ,:tJ'

oft - P.[(t -rv)A-Blltn

.$J..a, sJ:-:.-.^ .>l-o:;". q di*tt., t+ .*ly B JA 45l)

'eqoo = (p./rzX(r(G - q)e" + 1yr-(rK+G)trny l(rK + G - q) - e'B

, P.LYft *>t-;fi ,lr.x:L f F.,r1ia*;l lL .:-; tltfr.i .fu-,)t; 4 6,ly.ff - I

JJ- Giil,-rt ! rt rl J[" L',Jii-ll6-"s E Gl:tltu(L,t) ii.-Ut: P=P"u(t)

d+"il s,jt..l, c.xrKirL L6; ! gr^r o-, ,r$; (V -1..r--rl5o:L r"Lly L5r^i 4.{i5 JF tt-(L,o) ,.:lL .p .r, .-F5 J*d b !l .+l 1r

u(L,t) : (P.LY ED(\ - e"kn)uQ), fi = r/E

o(L,o) - (P.LY I yED, ,5;-!r;.--

tel'"

(,-Jl

(vo(L,t) = (P.LY I yEDI(\ - ,'/") + (\ i \IQea/"1u7t1

@@,@) = (P.LY I yEI), ,g-yr;.-

Page 440: Continuum Mechanics for Engineers

O*.u.1,o ,gl, a;-921C5(o .6"r", cS*K" rtA

c^iU 4 q. 6t@'t) -- q.t,lL.r t n:*rl,.r ,siKtL..:-; cL:-,YlJS-J ,p p J, 6;rr - 1

.-!.S;ap-.rO .-fu-Yt ; j5; *Jtru(x,t) i F*>-t o;tf 1t,; r>-,1 ,ti;t ,'Jl P.r-rK-lg;Jn 4-- (y; .cS-r*r 4 .1.,*rK(.jJt 45 t:-' ,_etf orL 6 ,Jrr- ,,

.+5.*-rU, l, ^,t:j

.Sti tt*+|1: c(;"Yl'L'

u(vtt): X(x)[r -rn(, -r-tttllu(t):;.L(_t

(.jJl

(.-,o(yvt) = X(x)[r - (yl<r El(r/( + c)x \ _ e'/"71u1r1

6A-,*\tE=rtlE

Page 441: Continuum Mechanics for Engineers

l^bb O-.Jge

gYPA cY2' eYO\ eY0A IYOV sf0P eY00

Ytq

e \AY e\PA c\0Y c\0\ cu.ltJ-?.rlr5i

Yf \ tY'P s\lY c\lY c\AV

r\Y\ cPA c|Y t0. cff tr>-.32-, )l)J-t

Y\ ' s\Y0 t\Yf t\ YY c\ YY

YA eo!-.l;l:;1

(\tY tYl tYA sYY s\Y t\ ' .+-i- tl'.t

cY.V c\lf t\A\ c\24,\0f c\0Y c\0\

Y\Y

,lY .1\ tlt2 cltf (vf c2f r0A (u::; 0li'l

YA\ e \ \t c\ \Y s\ \ \ c\'2 slA.tV.10

YYY cY\V c;l5,Jl'^g-t,

\ \ 2 cll sVl cVA ..J:J dtlt-q

\ f Y s\ YY c,.;!f .Jt^t-t,

\YY s\ YV c\ TY t\ Y' ta'Jll 6q,f4e\Yl c\YY c\Y\ c\Y' r,,J.rt+6q-fo

Y.0 cY. . s\lY c\1\ e\20 c\0A c\00

s\ YY c\ YT s\ Y \ c\ Y' cgf../n 6Ji-5#,

s\f0 s\Y0 c\YY t\Yl e\YV c\YP c\YY

s\Vl c\VY c\V\ r,\V' c\11 s\0A c\YP

cY.A cY.l cT.0 sYr. c\11 s\1\ c\l'

YYO r'\ YV c.r^'* LL;lY \ Y c6;yl .sQ J-lY' ' cg.ra dq J.-l

f . T cY. \ sY' ' (Yqt .&U"' J--l

YYA sYVf cYVY t.ztii Cl* ,l'-lYYY .J:rl^A )t;- Jel

cYVl cYVA cYV0 cYVY c.(;k*'l-9;*')t

r'0YY' cYV0 .YVY .'(.-"Q:1*')l

YAP cYVO t6la*4 ^+*f*')ls\2\ cTA cYV sYA r,f 1 cJ-'t':-' JUir ;l

Y\0 'Y2\

Y \ f cY \ . sYAA ctAV c,,5jtlr; 6t^JtJSl

YY' tYY' tr:J ._!lFl

cY \ Y cPY s0\ (0A ,;a; cSr-- '11't.,l

Y\V

YYV cY \ Y c6l+r-311 cSr.- 'llSlf \0 sY\Y cu'nir2; ,Sifl

YYA rY\A cY\Y sY\Y r6i.:ry 6JlY\V cY\2 eTt0,"5i:tf ,S3fl

r,Y\A r,Y\V tY\2 cY\O sulj'b,5jtjl

Yfl IYOA tYYY cYY\ cY\1

eY2. cY01 I,YOA cY00 ,,#; ,g-/lc\"OY eYY0 stY\ sY\A ct\f cYV' cY21

Y.1

Yqq ,u*.i|.:r,,. .-rb 6b

Page 442: Continuum Mechanics for Engineers

O?rr4.+ 6(y a:-921 66Ls" *K" ffo

\VA r,\VP c\ YV s\\? s6jlfY -;rryc\Y\ c\Y. c\Yl c\YV cq5rl.-. , ):€ts

Y.Y c\VP e\YA

eY2\ IYAV cYf Y e.(;*,)l .5ta*-ft-t\"\A cY\V sY\0 cYV. r,Y21 c\?Y c\??

YY. cYV. cy2y sa-.) .tLnc,1tJ

\"YA cYYV c\'\"\" (J[*jb clL--f

eYfA eY\"V eYY\" t,_#f-* db_J-?

rrqcYYP gYYO cYYf cY\"Y ec;lyi_ .tb_-f

ff \ gYYA

1 cP cLalb J fs\"1 c\"V e\"0 cYf ,\"Y ,s!-l 6Laca-;c\OA r,\02 c\fV cA, sy? eVy s0. cyA

YP\" sYPY s\2V

cV. e0. cfV cYY s\". sYl e \. cr.tir->s\PA (\01 c\0n c\0Y (\0\ r,1A cV\

eYf P cYYY c\ 1Y (\AA s\AV e \Af c\Ay

YY \ cY.2 cYlP

Y. . e00 ,lr JqYf 2 s!*-fr 21 6r

YYA c"rg 6yYf \ s\"11 6cilF_ 6'>

(YAY c\"AY c\"A\ cYA. (yfy cri.-_jf \ \ cYlP cYAV c\"AY

AV eAA cr:; c1l . sy i5Lroyl:

\ fV su5r5 ,Sll s-f LgLaoyls

\vf s\ yy ca;Stj Otyi,sll cVY cYY c\A c\ . cl cljt 5c5u,

cYAA cYAf cYAf sYAY q9l-l,JiJ Ctt

\"YY sYT \ cY\Y

Y\"f c;L:.i 6b\ YV cr$i #s )J;b

Y2A cY0v (Ji# *, )r;ljtYA eYYV eoJ-i,*-q' ,F :--E

Yq 6f*?U )pV\AY c\Vl c\YV e:9Lu ,-*f ,_*V

\0 e-,/^,a €-t s-*E\2. e \04 6uJ.i l,-j+

\"Y \ rIA r c{+*::.,)t_frr,

(\A\ c\Vl c\P. c\OO,O<^,!J<-,-*'j

\11 c\lf r\AP e\A0

c\0\ c\YA c\ \1 s,--l,.a p^"? olSr,.:i;

Yf . cY\"A cYYV rY l? t6,y-*t:sYPl eYPV s\?7 s\? \ s.(S*,)l ,.l.rlr;

\"\A rY\V cYv.

slA s10 cAA r,A0 cAf cpf 1-iy. d.Jc\ \2 c\ \A c\ \f e\ \Y e\ \ \ s\.y s\. \

gYYV e\"Yf eYlA sYAP c,Yf y eyTl s\ \V

YA \ gYVA

r,lv s12 e10 clf sly r,6l+r.,,i-"a d;Je YA. cYVA I,YVV e YV2 r,YV0 e

ypV e \ f A

\"Y\ s\"Y'eYAY

0vr'r|,,t',:;,sAA 6AY eVl eVP rVO eVy ,Jlel,gtrr*,

l\2 c\ \V s\ \ \ slf ely

Yf . c\Vl s\V2 c\ YV e6J-el . +6r,

Page 443: Continuum Mechanics for Engineers

ril l;^^l) Q*)'1P

2 ceJi 6t1;

YYl ,953*,1 a;3

fYq cJlf:l,l ,=ri

cY . V c\ 11 cPA ,AY ,gr"li ):'-t *; ;

YYA sYY' cY\f cY\Y cY'A

YYl cYYA cU-|S a*3

\ lV ,JrLi drpli

c\1\ c\02 c\fV c\Y0 cy';-,. ,-p;YAl c\"A\ cYV2 cYAV

cYVO c\0Y c\fl c\fA cdl+*r.., "l-s

cYP \ cYY \ cYAY cYA' cYVl I,YVA cYVP

Y2Y

Y\2 '\f Y 6ul."l gt'.""-5

YYY cYtL,Ji.-rrljtj

r,\AA c\Yl c\YP cr$ir::+JoLa,lrJ

Y\f c\Vl c\VY c\2f

\0\ c\f y c\f \ cgtK-.,.:+,lt_:F

c\VY c\21 c\2Y s\ ?\ ce>-er*'tlLr.'F

Yf . cYYl cYYf gYYY cYYY cYYY c\VY

yV c\n,cllrfy ,f_iV\\ c-1iua.r"-il-

\ 01 cV. cf V cYY cJ..L;. .r"-il-rY,.rF e-iv

YV cf 2 c\"V cYY sJ>l:r ,-p-JV

V cJ-"L:"' dq,

c0. cYl c\"V cYO c\"f c.rL",al 6ls;j^-"

cll clv c10 clY cAO cAf sA\ cVA lVV

c\21 c\2A c\2\ c\01 c\0V r,\fY c\ \'

Y2A cYOA ,YOY ,Y\ 2 cTPY

t\0 cYA' c\Y2

YA c\Y c\ Y c.:L:

cY01 cYA2 cY00 sYf I c.i:*,)l JtlircYlV cYVO gYVf cYVY cYA. cY2Y cY2.

Y\l cYlA

Y \ n c,-r(.-.b-r-l-.y db"j

cOv cYl c\1c\2 c\0 c\f cA ,.? cua;V

c\ fA c\ YY ,\ YA c\ Y \ cAA c/t? c? 1 cPA

YV0 c\ 0Y

YYA ..rJg-,| o;L;

cYY\ cYYl cYYA cYYf '=(2"i; jt!'rl-J;

rfY

Yf \ cyl-Ugflf .ti;

ff f co Ji:.-,.--- ,j, o;l-i;

Yff crf-15.1t^:;

Yl cJrL:" \lri

Yf ' cYYY 'F*l Li\"Yf c\"' Y cYr I ct';ini :=,b

YYl cYf Y c.r('r:"*; =-lf

\ 0 c.'1L- ?-t'cf \ rYY sYV c\1c\P c\0,.rLl: ?-t'

\ 20 cVP

\ 1 cta,r*,-;V *-eYVl cYVA cYYY tr$ a'.r""

\"Y1 c,r,"-.- ?--t'yy. c.ri-Qr-fy ,Lli

YYV cY ?? ,.,5;l*]3.lJ.-a.lLLi

Y \ V c\ lV c,-fuQr-ry J:l ,iiE

YOV c59 oJ; o.:lr {t,.J'^e diU

Page 444: Continuum Mechanics for Engineers

O?Ji,.p 6lso a:-9a1 66L*." .S*tg rrfcyfy cyy\ c\lV cy,tll*.:)rt-_.cY\". cYAY r,YVl cYVA sYVf cYVY cYVY

IYY cY\"\

cY. 2 cY.0 r,YV0 cYVf cy--lL, ,.rYsL.-

cY\"Y cYY\ sYY. cf \ \ cY\ r sf ry's 6f r!

Yf \ cYf . ,YYf gYYY

Yf Y cYY \ sYYl cYYA c,rJgiy aJ.rL.

cY.Y 6Y. Y cY. \ cY,, r*S;-.t+, al:tr.o

cY\f cY01 cYOA cYfV cYf2 cYff cYYY

cYf \ cYfA c\"YV cYY0 cYYi cYYY cYY.

YOY

YYA cLa;15.-<iat!-r eJst--

Yf \ cYYA cu"\) aJ.:L-

YYV c6f oJ:['-

YY \ cYAY r,",l-b3r .<iJrJtb +J:L-.

sfl cYl c\"V cY2 cYO cYY ';)eltrV,c\2V c\01 c\ \0 c\. \ c\,. cVY c0.

\?Y c\1\ c\AA c\AV c\AY c\A\

YPY c\AA c\ . . cAY cVY c\"y $?-J )IJ;A

Y\Yc.rJirl_,e*

Y01 ('<.L"Yl;-La:1,e,

f Y c6;lsy 0l+.\ \ V cf \ cf . cfl c6;-l*jti 0l+.

c\YY c\YY c\ Yf c\ Y. c01 *ref !lJi.c\lf c\lY c\lY c\1. c\VP c\2Y c\2Y

cYY. cYYA,rtr,;;l

I;: :;J :;;\ 2V c \?? cu^XL /1

c\2V c\20 c\PY c\2Y cr$i;*.*, a;

Y0 c,_rlJ:.,,- giG 6la;y*,c\VY c\ YV c\ YY c\ YY c,r1Vj .>le*A

\1.c\ Yf c\ YY c\ YY c\ Y \ c6:L .>l-a*-

Y.A cY.2 c\Vf c\fY c\Y\ c\Yl

YI Y cYl \ c-ilul J-rr-

cY0V cYO\ t\?? c\?Y cu;;+. JjL-'f . Y cYAY c\"VV cY2. c\"01

\7? c\7 f sYfY 16.* JsbYI Y cYl \ cor1i3 J;-r.

Y2f cc!.a J;!f \ 2 r,f .0 rf . Y cYlV ,YPY ,..K[ J:!c\20 c\2f c\YY c\Y\ c\\". cdsL Je,c\1Y c\VA c\VV c\VY c\V\ c\21 c\PV

cY\Y cY\Y cY.Y cY. \ cY.. c\1A s\lfYf Y cYf \ cYYl c\"YY cYfV cYf 2 cYf0

Ytl rYAl cYAY cy'J c.1y'L

YY\ cJyl ,rY:L,c\ .V c\ ,2 cPA cPV eJrt'i .rY:t----.

cYVV cYVf cYVY r,Y.A cY.V sY.A c\ \V

cY\1 cY\Y c\"\Y cY.0 gYAY cYA\ cYVA

Y?Y cY?. sYY \

YfY r,cJt-- .J)rl--c\ Yl c\ YA s\ YV c\ YP ,.:5r.- rr)rl*.cY\Y cY\Y cYrV cY.A cY.f c\yy c\yy

(YYY cYY. cYVY cYO. cYYV rYff rY\P

Y2. gYOV cYY0

cYVV cYVf c\0Y c6;t511*, .r!.:1*..-

Y'2 sY'0 cY12 sYAY cYVA

Page 445: Continuum Mechanics for Engineers

rrr L&l) o*)+s

cYY\ c\"Yl ,YYl cYfl s\1T c\1\ c\1'

YYA

\?? Lj:-:S ai\ 1\ c\ 1' c\ tO ';!45 5;

cf . Y cYlA cY01 cY ?f cb j*'ly, +f \2 cf '0

YOY c\2Y cf OYc..r(.r:S+cfO sY\ c\2 c\ \ c\' si^.i.<J-L-7 -:[^-i

Y\Y cY2\ cY\Y

cY\ c\2 c\0 c\f cd c6z;V 6.1l-rfiL:

c\\"\ s\Y\ cOY r'0\ cf \ cf ' cYY rYf

YfY c\ 1\

cY \ Y cY \ Y sOV c00 c..r*l-, iJta-l:r-YfA

cYAO cYAf cYAY cYA\ ,YA, 'u!{tljf \ \ sf .V cYlf sYAl

YfY co-ry,FK-r

Page 446: Continuum Mechanics for Engineers

configuration 6q,5.1"

confiquration dq-s*"discipation function i)til Cbwarping lunction

"!u)tg vb Cb

airy stren function 6tl ,* 6bollJ.c-" ,-a Cb

multiple - valued function

.tlr>l-h*al +rUojlj

adi.abatic

lanair

stagnation

dilatation

e!!J r-.(;LL:lJJ/ i_>.

,Slq) - flrienthalpy .t-tt*,_l .,,l[:Ji

?l;l\-*,t ql;l(). L

.l- cl)-Pv Jl

Conespondence principle &U., J-lmapping function

spin tensor

orthogonal tensor

polar decomposition

distortion

deformation

Invariance

multiplicity

deniatoric stress

vorticity

ratotional

a.t.r..i;6b

F*sybf"l-.i. -,f-b

cffr, <."> z

cubuical dilatation

trace of a tensor

deviator

contraction

stationary

image vector

vorticity vector

dual vector

dual vector

preuds vector

traction vector

eigen vector

tnvanance

dissipation

-, L:**,1u-

1j-a: ;l:1

;;;t> ;l:1,tt5y.r;lry

..tt53r llry

;K*t*, ttt"

,li511:yoAj;l:1

gtl-t_t,

6stt,

second - order tensor lJr +.;J/ ,,,y8Li +,'.*-;t>. -J.

t-U)2?r

li: *;U J..

.5y-!Ur*;

-;*;lFl tJlJ

spatial description Gl;3'-i:€i6i\Sl' ):-i

lagrangian description

material dexcription 6:V Ju,a j:reference description e-t',i:-iupsfteam ,r*,:)Ur.l[-:aprincipal direction ;tel C;Lnc<-

K:^t*^ )J;> Jel

.9lFl

"tqlisothermal ;1,,,.-a ,>tl-r - JG; jSl

principle of

equipresence

Hereditary Integrals Gi )li d;LaJlFt

transpore of a tensor;-*;V 4. Otr;f,

conservation of mars fJ? dqConsfimtive responses ;li .gtrry!

Page 447: Continuum Mechanics for Engineers

rrd ub o j(e

adjoint matrix

idencity matix

arthogonal basis

orthonormal

, ql>.-o . *l iL"JJ.l)-J

l-l , *, iLJl)'J

&Li. dq,Jrlr:..

stretch 6vminor of determinent t-rl;;.r :taS

postfactor matrix ?t' rp",f-JVprefactor matrbc ?t' cr^d. er"-yL

viscosiry "!u"atetrahedron u*stE

conservative ,.j!64Lit--

control volume J-{ fnull motion (6_r+) ,* 6fnontrivial solution *-* Fcreep LP?stream line ot-ra Epath line y L;divergence

't'lr_f-:thermodynamic,ri.Q:;^y -Jbf-,substate

measure

free index

dummy indices

fiwfluid

pseudo

designated plane

torsional rigtdity

dyadic product

dashpot

';l-trl - "i+rttit

".;t;./i6 ua-l:

l:.)w,

1:O)t4)

4"r.4

oJ*'J a2tJre

:-l'rr.r4) LJ-JJJA

Q ?.?

4.,[, ?t'-5,.-e

thermal abfusivity ,J )lf ,.rj;., ?-t',rJ ?--t' - ;!u.2 ?-t'

coefficient of vesosiry

oJ;.y',-7 ,*c

q$br?

Lt,-5+;s

materail coordinate,s 6:L crld"--,

Loss modulus

bulk modules

bulk modules

storage modulus

materail derivative

multipler

j)lJl ,)sb

,F J:!

tr J;!oJ1>3 Jsb

6rl- Jtu?.P

Shear compliance L-fJ.c-;.9I^Lconstitution equations,-fl-,l o)rl-.

fundamental equatiolxs y rLi .:)rL.

e :K)6.:):t--"c omp atib ility equations

equation of continuity &y, oJ:L-

characterstic equation aet^;.aJ:L-.

principal values ;Ipl JrU-.

approperate ,s.;t;"eigen value oj; ;l-&,

body moment u^-.- 0L"-

proper ,*,L"pfopef .*,$unique $u. ra>,;-

inviscil

antisymmetric

curl

stretch

Page 448: Continuum Mechanics for Engineers

O:eJi*4 ctly d,:*t:i 15(oL,.c.e <*lS" Ff,

symbolic notation

uncrement

nonion

body fore

relacation

Vulcanization

thermal conductiviry

actahedral

homogeneous

steady

d/-rL*j 6;ljfiL-t;

Il- ..JL4rUt-

u# 6ri;kttt

,l,11-lr*ti-l

G-slf ..:'-l-t'o

t5g j':'!'a4

.j\.o-a

,l+,t, - c;lt<,_

orientation +J,*";b, -t^t aa-U

multtply - connected region

imperoper .=*,L-U

anisotropic ,ft ,,*o[:

rate of change o|*; aJrate of deformation J<-,_r.* -;rate of extension ,F t;rate of extension ;S a;rate of stretching ,j6 t;indicial notation ua;V 6;l_r(.rLj