Subject: Thermodynamics A gas turbine has an overall pressure ratio of 5 and a maximum cycle temperature of550°C. The turbine drives the compressor and an electric generator, the mechanicalefficiency of the drive being 97%. The ambient temperature is 20°C and air enters thecompressor at a rate of 15 kg/s; the isentropic efficiencies of the compressor and turbindare 80 and 83%. Neglecting changes in kinetic energy, the mass flow rate of fuel, andall pressure losses, calculate:(i) the power output;(ii) the cycle efficiency;(iii) the work ratio.

A gas turbine has an overall pressure ratio of 5 and a maximum cycle temp 550°C. The turbine drives the compressor and an electric generator, the n efficiency of the drive being 97%. The ambient temperature is 20°C and air compressor at a rate of 15 kg/s; the isentropic efficiencies of the compressor as are 80 and 83%. Neglecting changes in kinetic energy, the mass flow rate o all pressure losses, calculate: (i) the power output; (ii) the cycle efficiency; he wvork ratio

A gas turbine has an overall pressure ratio of 5 and a maximum cycle temp 550°C. The turbine drives the compressor and an electric generator, the n efficiency of the drive being 97%. The ambient temperature is 20°C and air compressor at a rate of 15 kg/s; the isentropic efficiencies of the compressor as are 80 and 83%. Neglecting changes in kinetic energy, the mass flow rate o all pressure losses, calculate: (i) the power output; (ii) the cycle efficiency; he wvork ratio

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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