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GOVERNMENT ENGINEERING COLLEGEVALSAD
Prepared By:-
1)1501901050892)1501901050903)150190105091
4)1501901050925)1501901050936)1501901050947)1501901050958)150190105096
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Non Flow Process:
1) Constant Volume Process2) Constant PressureProcess
3) Isotermal Process4) !"#a$at#c Process5) Pol%&'ro(#c
Process
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onstant Volume Process:
! (rocess #n w#c olume o* tes%stem rema#ns constant tou+
oterar#a$les ma% can+e,
!n #socor#c (rocess #s a constantolume (rocess, -en te olume o*
as%stem "oesn.t can+e/ #t w#ll "o no
wor on #ts surroun"#n+s,- 0
eat#n+ +as #n a close" conta#ner #s an
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PV #a+ram :
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Constant Pressure Process:
! (rocess #n w#c (ressure o*te s%stem rema#ns constanttou+ oter
ar#a$les ma%can+e
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In an #so$ar#c (rocess/ P #s e", -or "one $%
te +as #s W P V2 V1) n R T2 T1)
;#nce tem(erature can+es/ so "oes #nternal
ener+%, 'e eat a$sor$e" +oes (artl% to
#ncrease #nternal ener+% an" (artl% to "o wor,
'e can+e #n tem(erature *or a +#en amount
o* eat #s "eterm#ne" $% te s(ec#c eat o* te +as at constant
(ressure,
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Isotermal Process:
! (rocess #n w#c 'em(erature o* tes%stem rema#ns constant tou+
oterar#a$les ma% can+e,
P/V ma% can+e $ut tem(erature #sconstant,
'e c%l#n"er must ae con"uct#n+ wallsIt must a((en er% slowl% so
tat eat(ro"uce" "ur#n+ com(ress#on #sa$sor$e" $% surroun"#n+s an"
eat lost
"ur#n+ com(ress#on #s su((l#e" $%
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* -or #n IsotermalProcess:
PV #a+ram>*IsotermalProcess:
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!"#a$at#c Process:
! (rocess #n w#c no eat #secan+e" #s w#t te surroun"#n+s,
In an a"#a$at#c (rocess/ te s%stem#s #nsulate" *rom te
surroun"#n+s
an" eat a$sor$e" or release" #s?ero, ;#nce tere #s no eatecan+e
w#t te surroun"#n+s/
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-en e(ans#on a((enstem(erature *alls
-en +as #s com(resse"/tem(erature r#ses
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- P2V2&P1V1@ &1) nA '1&'2)
ence #* '2B'1 ten -0 or wor #s
"one on 'e +as C>DPAN)
I* '1B'2 te -B0 or wor #s "one $%
+as
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Pol%&'ro(#c Process:
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PV #a+ram >* Pol%tro(#c Process:
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'e -or "one $% a Pol%tro(#c (rocess #sas *ollowsE
Work done= ( p1 V1 - p2 V2) / ( n 1)
-ereE
(1 (ressure at (o#nt 1N@m2)
(21 (ressure at (o#nt 2N@m2)
V1 olume at (#nt 1 m3)
V2 olume at (#nt 2 m3)
n constant or (ol%tro(#c #n"e,
!lsoE
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!ll Formula >* Non&Flow Processes:
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'an GouHH
