4. A refrigeration system using R-22 is to have a refrigerating capacity of 60 kW. The evaporating temperature is -10°C and the condensing temperature is 42°C . Determine (a) the volume flow rate of the refrigerant at the inlet of the compressor in L/s , (b) the power required by the compressor and, (c) the coefficient of performance.

4. A refrigeration system using R-22 is to have a refrigerating capacity of 60 kW. The evaporating temperature is -10°C and the condensing temperature is 42°C . Determine (a) the volume flow rate of the refrigerant at the inlet of the compressor in L/s , (b) the power required by the compressor and, (c) the coefficient of performance.

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

Chapter45: Domestic Refrigerators And Freezers

Section: Chapter Questions

Problem 2RQ: The operating condition for the single compressor in a household refrigerator is the lowest box...

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REFRIGERATION ENGINEERING (!)

USE SHAPIRO AND MORAN TABLE

4. A refrigeration system using R-22 is to have a refrigerating capacity of 60 kW. The evaporating temperature is
-10°C and the condensing temperature is 42°C . Determine (a) the volume flow rate of the refrigerant at the inlet
of the compressor in L/s , (b) the power required by the compressor and, (c) the coefficient of performance.

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