A gas turbine operates on a Joule cycle and has a pressure ratio of 6/1 and a maximum temperature of 727°C. The ambient temperature is 15°C and the isentropic efficiencies of the compressor and turbine are 85 % and 90 % respectively. Take Y and C, for both the compression and expansion process as 1.4 and 1.005 respectively, a) Sketch the schematic diagram of the gas turbine plant and its processes on a T-s diagram. b) Calculate, for the cycle, i) the specific work output, and ii) the thermal efficiency. 4.
A gas turbine operates on a Joule cycle and has a pressure ratio of 6/1 and a maximum temperature of 727°C. The ambient temperature is 15°C and the isentropic efficiencies of the compressor and turbine are 85 % and 90 % respectively. Take Y and C, for both the compression and expansion process as 1.4 and 1.005 respectively, a) Sketch the schematic diagram of the gas turbine plant and its processes on a T-s diagram. b) Calculate, for the cycle, i) the specific work output, and ii) the thermal efficiency. 4.
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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Transcribed Image Text:4. A gas turbine operates on a Joule cycle and has a pressure ratio of 6/1 and a maximum
temperature of 727°C. The ambient temperature is 15°C and the isentropic efficiencies
of the compressor and turbine are 85 % and 90 % respectively.
Take Y and Cp for both the compression and expansion process as 1.4 and 1.005 respectively,
a) Sketch the schematic diagram of the gas turbine plant and its processes on a T-s diagram.
b) Calculate, for the cycle,
i) the specific work output, and
ii) the thermal efficiency.
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