8-3536 - 8-35&36EquationsSet 24 Problem 8.35Number...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 8-35&36EquationsSet 24: Problem 8.35Number states as theEESdiagramwindow.W$ =‘Steam’(1)T1= 480 [C](2)P1= 8000 [kPa](3)P3= 8 [kPa](4)$Ifnot ParametricTableP2= 700 [kPa]feed water heater pressure(5)$endifPower= 100 [MW]·1000kWMW(6)ηpump= 1(7)ηturbine= 1(8)Turbine 1s1= s (W$,T=T1,P=P1)(9)h1= h(W$,T=T1,P=P1)(10)s1=sid,2(11)hid,2= h(W$,P=P2,s=sid,2)(12)Wt1= (h1-hid,2)·ηturbine(13)Wt1=h1-h2(14)T2= T(W$,P=P2,h=h2)(15)x2= x(W$,P=P2,h=h2)(16)s2= s (W$,P=P2,h=h2)(17)Turbine 2sid,3=s2(18)hid,3= h(W$,P=P3,s=sid,3)(19)wt2= (h2-hid,3)·ηturbine(20)wt2=h2-h3(21)T3= T(W$,P=P3,h=h3)(22)x3= x(W$,P=P3,h=h3)(23)s3= s (W$,P=P3,h=h3)(24)Condenserx4= 0(25)P4=P3(26)h4= h(W$,P=P4,x=x4)(27)T4= T(W$,P=P4,x=x4)(28)s4= s (W$,P=P4,x=x4)(29)Qc= (h3-h4)·(1-y)(30)v4= v (W$,P=P4,x=x4)(31)Tw,in= 15 [C]temperature of entering cooling water(32)Tw,out= 35 [C]temperature of exiting cooling water(33)Patm= 101.3 [kPa]pressure of cooling water(34)˙Qcond= ˙mwater·(h(W$,T=Tw,out,P=Patm)-h(W$,T=Tw,in,P=Patm))this equation fixes mdot,w(35)Pump 1P5=P2(36)wp1=v4·P5-P4ηpump(37)h5=h4+wp1(38)T5= T(W$,h=h5,P=P5)(39)s5= s (W$,h=h5,P=P5)(40)Feedwater Heatery·h2+ (1-y)·h5-h6= 0energy balance on feedwater heater - steady-state(41)h6= h(W$,P=P6,x= 0)saturated liquid at exit(42)s6= s (...
View Full Document

This note was uploaded on 07/29/2008 for the course ME 361 taught by Professor Martin during the Spring '07 term at University of Wisconsin.

Page1 / 6

8-3536 - 8-35&36EquationsSet 24 Problem 8.35Number...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online