Vapor-Compression Cycle and operates with P1 = 140 kPa and xị at the outlet of the evaporator, and P3 = 800 kPa and x3 = 0 at the outlet of the condenser. Complete a thermodynamic analysis of the system assuming ideal operation of the compressor. Adding an isentropic efficiency of nc = 75% for the compressor, repeat the analysis for the real system. Compare the coefficient of performance for the ideal system versus that of the real system and the Carnot system where TH= 25 °C and Tz = -10 °C. The refrigerator in the diagram below uses R-134a as its working fluid

Vapor-Compression Cycle and operates with P1 = 140 kPa and xị at the outlet of the evaporator, and P3 = 800 kPa and x3 = 0 at the outlet of the condenser. Complete a thermodynamic analysis of the system assuming ideal operation of the compressor. Adding an isentropic efficiency of nc = 75% for the compressor, repeat the analysis for the real system. Compare the coefficient of performance for the ideal system versus that of the real system and the Carnot system where TH= 25 °C and Tz = -10 °C. The refrigerator in the diagram below uses R-134a as its working fluid

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 12RQ: Refrigerators currently being manufactured in the United States are using______as their refrigerant.

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