A refrigeration system operates on an ideal vapor compression using R-12 with an evaporator temperature of -30 C and a condenser exit temperature of 49.30C and requires 74.6 kW motor to drive the compressor. What is the capacity of the refrigerator in tons of refrigeration? Enthalpy at the condenser ,entrance = 382KJ/Kg, exit = 248.15KJ/Kg, at evaporator entrance= 248.15kJ/kg, exit =338.14kJ/kg.

A refrigeration system operates on an ideal vapor compression using R-12 with an evaporator temperature of -30 C and a condenser exit temperature of 49.30C and requires 74.6 kW motor to drive the compressor. What is the capacity of the refrigerator in tons of refrigeration? Enthalpy at the condenser ,entrance = 382KJ/Kg, exit = 248.15KJ/Kg, at evaporator entrance= 248.15kJ/kg, exit =338.14kJ/kg.

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

Chapter22: Condensers

Section: Chapter Questions

Problem 7RQ: When a standard-efficiency air-cooled condenser is used, the condensing refrigerant will normally be...

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