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Refrigerant 134a is the working fluid in an ideal vapor-compression refrigeration cycle operating at steady state....

Refrigerant 134a is the working fluid in an ideal vapor-compression refrigeration cycle operating at steady state. Refrigerant enters the compressor at 1 bar, -12°C, and the condenser pressure is 9 bar. Liquid exits the condenser at 32°C. The mass flow rate of refrigerant is 7 kg/min. Determine:

(a) the magnitude of the compressor power, in kW. (b) the refrigeration capacity, in tons. (c) the coefficient of performance.

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