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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
9.59  An ideal air-standard regenerative Brayton cycle produces 10 MW of power. Operating data at principal states in the cycle are given in the table below. The states are numbered as in Fig. 9.14. Sketch the T–s diagram and determine
(a)Â Â Â the mass flow rate of air, in kg/s.
(b)Â Â Â the rate of heat transfer, in kW, to the working fluid passing through the combustor.
(c)Â Â Â the thermal efficiency.
Â
State            p (kPa)              T (K)              h (kJ/kg)
Â
|
1 |
100 |
300 |
300.19 |
|
2 |
1200 |
603.5 |
610.65 |
|
x |
1200 |
780.7 |
800.78 |
|
3 |
1200 |
1450 |
1575.57 |
|
4 |
100 |
780.7 |
800.78 |
|
y |
100 |
603.5 |
610.65 |
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