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Unformatted text preview: 1) Maximum cycle temperature, 1500 K 2) Minimum cycle temperature, 300 K 3) Isentropic efficiency of compressor and turbine, 88% (equal for both) 4) Compressor pressure ratio, 15 Determine: a) The work per unit mass of air flowing through the system. b) The thermal efficiency. c) The cycle entropy production unit mass of air flowing through the system. Problem 4 A regenerative Brayton cycle is assigned with following specs: 1) Compression pressure ratio, 10. 2) Inlet temperature, 300K. 3) Maximum temperature, 2000K. 4) Isentropic compression and expansion processes. 5) Regenerator efficiency, 70%. Determine: a) The thermal efficiency. b) Compare the thermal efficiency with the maximum theoretical value....
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 Spring '08
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