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A heat engine receives heat from a source at 1100 K at a rate of 400 kJ/s, and it rejects the waste heat to a medium at 320 K. The measured power output of the heat engine is 120 kW, and the environment temperature is 25°C. Determine, a) the reversible power, b) the rate of irreversibility, c) the second-law efficiency of this heat engine

A heat engine receives heat from a source at 1100 K at a rate of 400 kJ/s, and it rejects the waste heat to a medium at 320 K. The measured power output of the heat engine is 120 kW, and the environment temperature is 25°C. Determine, a) the reversible power, b) the rate of irreversibility, c) the second-law efficiency of this heat engine

Elements Of Electromagnetics
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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A heat engine receives heat from a source at 1100 K at a rate of 400 kJ/s, and it rejects the
waste heat to a medium at 320 K. The measured power output of the heat engine is 120 kW,
and the environment temperature is 25°C. Determine,
a) the reversible power,
b) the rate of irreversibility,
c) the second-law efficiency of this heat engine

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