A refrigeration system using refrigerant 22 is to have a refrigerating capacity of 80 kW. The cycle is a standard vapor compression cycle in which the evaporating temperature is -8 and the condensing temperature is 42 a. Determine the volume flow of the refrigerant measured in cubic meters per second at the inlet of the compressor b. Calculate the power required by the compressor c. At the entrance to the evaporator what is the fraction of vapor in the mixture expressed both on a mass basis and a volume basis?

A refrigeration system using refrigerant 22 is to have a refrigerating capacity of 80 kW. The cycle is a standard vapor compression cycle in which the evaporating temperature is -8 and the condensing temperature is 42 a. Determine the volume flow of the refrigerant measured in cubic meters per second at the inlet of the compressor b. Calculate the power required by the compressor c. At the entrance to the evaporator what is the fraction of vapor in the mixture expressed both on a mass basis and a volume basis?

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

Chapter40: Typical Operating Conditions

Section: Chapter Questions

Problem 9RQ: The evaporator design temperature may in some cases operate at a slightly ____(higher or lower)...

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