An ideal vapor-compression refrigeration cycle with ammonia as the working fluid has an evaporator temperature of -40°C and a condenser pressure of 16 bar. Saturated vapor enters the compressor and saturated liquid exits the condenser. The mass flow rate of the refrigerant is 3 kg/min. Determine: (a) the coefficient of performance. (b) the refrigerating capacity, in tons.

An ideal vapor-compression refrigeration cycle with ammonia as the working fluid has an evaporator temperature of -40°C and a condenser pressure of 16 bar. Saturated vapor enters the compressor and saturated liquid exits the condenser. The mass flow rate of the refrigerant is 3 kg/min. Determine: (a) the coefficient of performance. (b) the refrigerating capacity, in tons.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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An ideal ammonia (R – 717) vapor-compression refrigeration cycle has an evaporator temperature of –20 C and a condenser pressure of 12 bar. Saturated vapor enters the compressor, and saturated liquid exits the condenser. The mass flow rate of the refrigerant is 3 kg/min. Determine the refrigerating capacity, in tons of refrigeration.
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