Q31 An ideal vapor-compression refrigeration cycle works on R-12 and operates between (42 °C and -5C saturation conditions). the exit of the compressor (h₂) is at superheated conditions at 390 kPa and entropy S = 1.562 kJ/kg.K. 1- Draw the cycle on T-S diagram. 2- Calculate the refrigeration effect. 3- The heat removed to the environment. h2 S2 P2 12 P2= R3 51=32 17 marks) 4- The work supplied to the compressor. 52 = 5.1. R

Q31 An ideal vapor-compression refrigeration cycle works on R-12 and operates between (42 °C and -5C saturation conditions). the exit of the compressor (h₂) is at superheated conditions at 390 kPa and entropy S = 1.562 kJ/kg.K. 1- Draw the cycle on T-S diagram. 2- Calculate the refrigeration effect. 3- The heat removed to the environment. h2 S2 P2 12 P2= R3 51=32 17 marks) 4- The work supplied to the compressor. 52 = 5.1. R

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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Hello Expert, Please assist with this Thermodynamics Question. Kindly answer correctly and show ALL the steps. Thanks in advance
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