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Ai Shams University
Fa Ity\f Engineering
Nedr,Prhqram
MANF 475 Heat Transfer
Assignment 1
Presented to: Dr. G. Wissa
Presented by: Ahmed Hassan Ib 1m
JMANF
t_
{};_:JrM-tL
Qr\)J*'z . \7.5 W, T, =BZ"C, 1 = 74"C
iC c,an I tO .-
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= l.Cg375 W l*k
L-atr
lr ' \,03W l-&
2_
q.
A=T.-*
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lo-tGo trt
0 *u.a) (s s * r) ,.,,;:,.=
l"L 875,( to - = UIW
.d)
Q,:
\.2BT5xrd=
l5 5, 3+"4 YJ
155.3+4 kW
r+BrJ+ [g.zirct*l[+tt+ Wl-k5r. gl6 w /,K
Zm't C.lrn, \ lO
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T, T, R=RI(co * \co
T,#r,= 6cnK, R=L
= x,2lrt${ K'' Ali
k" (t
AK
' Q =lri.*iw I
+_ | '.ZO-c,(J
[ = l0wl-'(
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r
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1;\r,
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9, t $"t St.Kt + tCB3,33[8t5,\4 w Ir"
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0Vo=
==
= \tli
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\
k= 23b Wirk,T** zs"c, h. = {oow l*,V, S= [cu[7/o,
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=
R
R
evz
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6-?7
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k = r,4W l^k
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= o.ots3t ^"kllY
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n
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O.$n t'O.5^r
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6t
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= 2oo ."-.J_8%o.oz*o,c,2+Z----' o6+c,/
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-Te+7,6{U "C
LL.
D. = 5.*, L..ukt : o'o5w l' K t
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=7*^, k-"1 :g.(5tVlnl,
I . 3[S'(
6I ^ -ts.-s'?2Lc :6 ,r.,".rt
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5C6, L 4
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rn k/W
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----*---..,,/,- --rru3-$A_.
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c
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2\2" 23t
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w l,a,*yfr
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n
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5a W l^k' t ka '{)'06 \U l^K
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: . ..""-
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t'- .i.{
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clP)
CfA .lzKi,..,,t
t toirl6K\o :
= i5 iltq
7,5^^
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h.,a ult<o
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= R, + Rr r {-<B
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,$ou(+) = *xilz(<r*
=(?f(' =
Rt ='
RB 5
R.e =
(l.n =
R.r
=k'^(+) ={x1x.,.
O.o\ -- .9:Sti-- =- A ztrxtx0'165
r [r( fn \= (
-'6fT^ \ rts I zti-{txood
0 ,02 st3 ?
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^Kl**Klttt
* {?. * R.l
Klw\^ tr:)= o oB (
(6," S*) ' o' 6s7
C) ,Ot5(5?
r fri)' 1,6 sso6? * il *
o. rzKsSoI 6 ^VlW
€R=
2?x"t (c,.tSs Xt
t'
i"'
Q*u= =l-.ri - Too
"
2Q@5
z. oxs4t56\ts l.tb W l^ {*fl|t"
O,=*=T*i I"+
l3l 3o,ozSS37 to,
I"Q,-.= :-
f?r * Rt + Rs"{;R;
13t,35 3Oo Jb
t-lo
E.
\* RB
o, oZE 95? +o63b35s .r o, 657d{ 6 * o. o,sGlEil-t'
42,11 o(-
15 -
T. = 5oo k, J;" *3oo k /
ho= 25W l^rkkf "oY'i /^kl kU:o,z5W/rk
Ta,, = 5o ok ,
T
a :r- * r f -I \o - \- A - 2aall-xto' tTas
= o, o55l 5S1 ,t< /W
66\5 ^ki w
{rn = uaSr,uu}u?' l6E3.z Wl^k"fl$,
N ISU. =\RAR^l g6^,^fifuf
t/ts RB + Ro
KF.=",ffi-fu'^(+) ,@!*"=n -f soo JooI/B o, 5o43KL1
) -' o,+ 4tzl I ^kltu
3t6,o Wl,'d'
I
I
I
t^
\ 663.2
q,n
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-l-.
",
T= 152,4
R,q
soo 1.r,,{
O.o55[5Ki
Isr,,a - 4c:7'1 s
r6
ft=aii = i;' iL, -- Lg=o '65a1 , L2=o'\-
HB= 1t1.=t'b'r
k;= kD . 5ov l^k r l( B = t otA/ l"lq
k. = \ Wl"ti, 7*,=eoo-Q
h, =bO\U/,r,nzk t T*r,?5o{-lh L -- to W l^?k
Q,."= =
fa fl*---Ae^-.--.""--. ;ff
1Li+&
zrl, Kek\ ,e--q tRr +
I
R.rRe
Rr =
RA =
KB E
R.:
=R=t
Tn- =
ItfrknA
L"--- =K.fuA
L.kcAL.
'\
h.A
€ Rr '=
(sxr) b,,61 xb-' ,k lW
O.655o K3
o. I
tox 1.r(\o.\
t K r,s x,\
Cr. O9a
^\ (50
\
ts,
6,6q
Re
Ro
trr- 1 ^klW
s ^klW, o,666 ^kltu: 3,33Ylo-t KIW
lO x 3K\: e) , OBs3 v14 KlVl
333cC-l ,k lW
Zoo ZbQ,-"= =
h : t-r,!/'tr J,',it"
6--T*, =
kr ' =
\r̂t
Toa" ;
Ri=
BZol(, k=o,i7Wl^k,ZOOWL,Krfi=taymt{2.sffit l.tk\ttla)'Boo*k, 1,.=t2UJl*,V
t..t4 hi - zrt n' L hi - Zrr"ffi. ( r 2os,
I i =")l,rr/ \i'!, -1n}(*-]
T* - T*,,< +Q,
@o,z0(g to.GTSS6
\i = 3:nt'
\, : ?.ollWli.'i
I
I
(tl'Ll..---+*I
I
fr,*c .* !
R:
R":
Imt
-48-
$)t ^?-
2 x tf x 2rnr g1-
-rlg
q,,
qt, ul,
+"
-G,Ro IK;
TH - BoO\, o 6 t
3+4.8 o K
r:
55,16 e '/.,
A\J
Va
=34lF,xr ,3oo\,o6[
23',5; W h
g.- 86 6e2ooo (zu-x$;1.,
E 6.66 w l^ tfitt
IKr.----_.--
, h.[sj4*t-.-
rl.F) -. -#r-, r. (*-:-) = o. zoE3.'*,r,*u' R
^\R. i;.
ttrr*
:- firro L h"
Q"ut
tq 5[oe c>
+ k,,, ,d, 15 Wl^tf"