A gas turbine generator develops a power of 26 MW. The minimum and maximum cycle temperatures are 300 K and 1350 K, respectively, while the pressure ratio is 16. The unit consist of two-stages of compressor with complete intercooling, a regenerator with effectiveness of 88%. while the turbine is kept to be a single stage. The isentropic efficiencies for two compressors and turbine are 88% and 92%, respectively. Find the thermal efficiency, work ratio, back work ratio and air mass flow rate.

A gas turbine generator develops a power of 26 MW. The minimum and maximum cycle temperatures are 300 K and 1350 K, respectively, while the pressure ratio is 16. The unit consist of two-stages of compressor with complete intercooling, a regenerator with effectiveness of 88%. while the turbine is kept to be a single stage. The isentropic efficiencies for two compressors and turbine are 88% and 92%, respectively. Find the thermal efficiency, work ratio, back work ratio and air mass flow rate.

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

A gas turbine generator develops a power of 26 MW. The minimum and
maximum cycle temperatures are 300 K and 1350 K, respectively, while
the pressure ratio is 16. The unit consist of two-stages of compressor
with complete intercooling, a regenerator with effectiveness of 88%,
while the turbine is kept to be a single stage. The isentropic efficiencies
for two compressors and turbine are 88% and 92%, respectively. Find
the thermal efficiency, work ratio, back work ratio and air mass flow rate.

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