1. Define the efficiency of a heat engine.2. Calculate the Carnot efficiency of a Stirling engine that takes heat from the concentrated sunlight at a temperature of 400°C and rejects heat to acold air at 30°C. (1 mark)3. If 1000 W of solar power is added to the engine mentioned above, how much of this power is converted to mechanical power?

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1. Define the efficiency of a heat engine. 2. Calculate the Carnot efficiency of a Stirling engine that takes heat from the concentrated sunlight at a temperature of 400°C and re cold air at 30°C. (1 mark) 3. If 1000 W of solar power is added to the engine mentioned above, how much of this power is converted to mechanical power?

1. Define the efficiency of a heat engine. 2. Calculate the Carnot efficiency of a Stirling engine that takes heat from the concentrated sunlight at a temperature of 400°C and re cold air at 30°C. (1 mark) 3. If 1000 W of solar power is added to the engine mentioned above, how much of this power is converted to mechanical power?

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter44: Geothermal Heat Pumps

Section: Chapter Questions

Problem 13RQ: If 14 gpm of water is flowing through an open-loop heat pump with a temperature difference of 7F,...

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