Use only the MD below to solve this Item; use it by plotting data and process to determine items being asked. Steam enters a turbine at 117.4308 atmgage and 932 deg. F, and expands isentropicaly to  177.17 inches of Hg.  For 3.10 kg/sec of steam, what is (a) the ideal  work done (KJ) if ∆KE = 0 and actual exhaust enthalpy is 2700 KJ/kg. Ans:_________________ (b)ne  = Ans:___________ (c)Determine: ideal  steam moisture  at exhaust. Ans:________________

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter5: Analysis Of Convection Heat Transfer
Section: Chapter Questions
Problem 5.2P: 5.2 Evaluate the Prandtl number from the following data: , .
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  1. Use only the MD below to solve this Item; use it by plotting data and process to determine items being asked. Steam enters a turbine at 117.4308 atmgage and 932 deg. F, and expands isentropicaly to  177.17 inches of Hg.  For 3.10 kg/sec of steam, what is

(a) the ideal  work done (KJ) if ∆KE = 0 and actual exhaust enthalpy is 2700 KJ/kg. Ans:_________________

(b)ne  = Ans:___________

(c)Determine: ideal  steam moisture  at exhaust. Ans:________________

(d) Actual steam quality at exhaust  Ans: ________________

(e)  Actual steam temp at the exhaust. Ans.__________

(f) Degree SH of the steam at turbine inlet. Ans_____________

(g) change in entropy during the actual process.  Ans:__________________

800 C
4000
750C
700%
650°C
600 C
650°C
3500
500
460°C
400
356°e
300f
3000
286°C
200°c
150°C
100
0.05
0.08
0.02
X100
50
24.1°C
2500
-17.5°C
001 bar
95
0.90
85
0.75,
2000
,80
5.5
6
6.5
7.5
8
8.5
Entropy - s- (kJK kg)
Enthalpy - h- (kJ/kg)
500 bar
002
0.5
7.
0.1
Transcribed Image Text:800 C 4000 750C 700% 650°C 600 C 650°C 3500 500 460°C 400 356°e 300f 3000 286°C 200°c 150°C 100 0.05 0.08 0.02 X100 50 24.1°C 2500 -17.5°C 001 bar 95 0.90 85 0.75, 2000 ,80 5.5 6 6.5 7.5 8 8.5 Entropy - s- (kJK kg) Enthalpy - h- (kJ/kg) 500 bar 002 0.5 7. 0.1
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