5. Consider a 500 kJ/min refrigeration system that operates on an ideal vaporcompression refrigeration cycle with refrigerant-22 as the working fluid. The refrigerant enters the compressor as saturated vapor at 100 kPa and is compressed to 925 kPa. Determine (a) the quality of the refrigerant at the end of the throttling process, (b) the power input to the compressor, and (c) the coefficient of performance.

5. Consider a 500 kJ/min refrigeration system that operates on an ideal vaporcompression refrigeration cycle with refrigerant-22 as the working fluid. The refrigerant enters the compressor as saturated vapor at 100 kPa and is compressed to 925 kPa. Determine (a) the quality of the refrigerant at the end of the throttling process, (b) the power input to 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

Chapter28: Special Refrigeration Applications

Section: Chapter Questions

Problem 15RQ: Why is two-stage compression popular for extra-low-temperature refrigeration systems?

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