A Carnot heat engine with working temperature of 250 °C and 25 °C, absorbs heat at 400 kJ/min. The work output of this engine is used to drive a Carnot refrigerator with working temperature of -20 °C and 25 °C. a. Draw the schematic diagram of the composite engine with a common reservoir at 25 °C. b. Determine the rate of heat released to the cold reservoir of the heat engine. c. Determine the rate of heat removal from the cold reservoir of the refrigerator. d. Determine the total rate of heat transferred to the common reservoir.

A Carnot heat engine with working temperature of 250 °C and 25 °C, absorbs heat at 400 kJ/min. The work output of this engine is used to drive a Carnot refrigerator with working temperature of -20 °C and 25 °C. a. Draw the schematic diagram of the composite engine with a common reservoir at 25 °C. b. Determine the rate of heat released to the cold reservoir of the heat engine. c. Determine the rate of heat removal from the cold reservoir of the refrigerator. d. Determine the total rate of heat transferred to the common reservoir.

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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