Air enters the compressor of a regenerative air-standard Brayton cycle with a volumetric flow rate of 20 m³/s at 0.8 bar, 280 K. The compressor pressure ratio is 20, and the maximum cycle temperature is 1950 K. For the compressor, the isentropic efficiency is 92% and for the turbine the isentropic efficiency is 95%. For a regenerator effectiveness of 86%, determine: (a) the net power developed, in MW. (b) the rate of heat addition in the combustor, in MW. (c) the percent thermal efficiency of the cycle.

Air enters the compressor of a regenerative air-standard Brayton cycle with a volumetric flow rate of 20 m³/s at 0.8 bar, 280 K. The compressor pressure ratio is 20, and the maximum cycle temperature is 1950 K. For the compressor, the isentropic efficiency is 92% and for the turbine the isentropic efficiency is 95%. For a regenerator effectiveness of 86%, determine: (a) the net power developed, in MW. (b) the rate of heat addition in the combustor, in MW. (c) the percent thermal efficiency of the cycle.

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

2.20

Air enters the compressor of a regenerative air-standard Brayton cycle with a volumetric flow rate of 20 m³/s at 0.8 bar, 280 K. The
compressor pressure ratio is 20, and the maximum cycle temperature is 1950 K. For the compressor, the isentropic efficiency is 92%
and for the turbine the isentropic efficiency is 95%.
For a regenerator effectiveness of 86%, determine:
(a) the net power developed, in MW.
(b) the rate of heat addition in the combustor, in MW.
(c) the percent thermal efficiency of the cycle.

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