4.105 Separate streams of steam and air flow through the tur- bine and heat exchanger arrangement shown in Fig. P4.105. Steady-state operating data are provided on the figure. Heat transfer with the surroundings can be neglected, as can all kinetic and potential energy effects. Determine (a) T3, in K, and (b) the power output of the second turbine, in kW.

4.105 Separate streams of steam and air flow through the tur- bine and heat exchanger arrangement shown in Fig. P4.105. Steady-state operating data are provided on the figure. Heat transfer with the surroundings can be neglected, as can all kinetic and potential energy effects. Determine (a) T3, in K, and (b) the power output of the second turbine, in kW.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

4.105 Separate streams of steam and air flow through the tur-
bine and heat exchanger arrangement shown in Fig. P4.105.
Steady-state operating data are provided on the figure. Heat
transfer with the surroundings can be neglected, as can all
kinetic and potential energy effects. Determine (a) T3, in K,
and (b) the power output of the second turbine, in kW.
W = 10,000 kW
Wr2= 1
Turbine
Turbine
P3= 10 bar
T = ?
T2= 400°C
P2= 10 barl
T=240°C
P4 = 1 bar
Steam
www
www
in
1.
T= 600°C
P= 20 bar
Ts= 1500 K
5 Pz=1.35 bar
m = 1500 kg/min
Heat exchanger
VT.= 1200 K
P6=1 bar
Air in
Fig 4.105

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