8. (With regeneration and two-stage compression) Air enters the compressor of a Brayton cycle with regeneration at 100 kPa, 300K with a mass flow rate of 6 kg/s. The compressor pressure ratio is 10, and the turbine inlet temperature is 1400K. The pressure ratios across each compressor stage are equal. The intercooling is perfect. The turbine and compressor each have isentropic efficiencies of 80%. The regenerative effectiveness is 80%. Determine: (a) the thermal efficiency of the cycle (b) the back work ratio (c) the net power developed in kW

8. (With regeneration and two-stage compression) Air enters the compressor of a Brayton cycle with regeneration at 100 kPa, 300K with a mass flow rate of 6 kg/s. The compressor pressure ratio is 10, and the turbine inlet temperature is 1400K. The pressure ratios across each compressor stage are equal. The intercooling is perfect. The turbine and compressor each have isentropic efficiencies of 80%. The regenerative effectiveness is 80%. Determine: (a) the thermal efficiency of the cycle (b) the back work ratio (c) the net power developed 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

8. (With regeneration and two-stage compression) Air enters the compressor of a Brayton cycle with
regeneration at 100 kPa, 300K with a mass flow rate of 6 kg/s. The compressor pressure ratio is 10,
and the turbine inlet temperature is 1400K. The pressure ratios across each compressor stage are equal.
The intercooling is perfect. The turbine and compressor each have isentropic efficiencies of 80%. The
regenerative effectiveness is 80%. Determine:
(a) the thermal efficiency of the cycle
(b) the back work ratio
(c) the net power developed in kW

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Step 2: Calculation of temperature at exit of compressor ,turbine and regenerator

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