Air enters the compressor at 80 kPa, 280 K and 60 m^3/s in a Brayton cycle with a regenerator with an efficiency of 0.85. The cycle maximum temperature is 2000 K, the pressure ratio is 18. Since turbine and compressor isentropic efficiencies are 93%: a) Net power (NW) b) The heat taken into the system in the combustion chamber (MW) c) Find the thermal efficiency of the cycle. Features for air: k=1,4, R=0,287 kJkg K, c,= 1,005 kJ/kg K

Air enters the compressor at 80 kPa, 280 K and 60 m^3/s in a Brayton cycle with a regenerator with an efficiency of 0.85. The cycle maximum temperature is 2000 K, the pressure ratio is 18. Since turbine and compressor isentropic efficiencies are 93%: a) Net power (NW) b) The heat taken into the system in the combustion chamber (MW) c) Find the thermal efficiency of the cycle. Features for air: k=1,4, R=0,287 kJkg K, c,= 1,005 kJ/kg K

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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