A vapor-compression refrigeration cycle operates at steady state with Refrigerant 134a as the working fluid. Saturated...

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Mechanical Engineering

A vapor-compression refrigeration cycle operates at steady statewith Refrigerant 134a as the working fluid. Saturated vapor entersthe compressor at 2 bar, and saturated liquid exits the condenserat 10 bar. The isentropic compressor efficiency is 80%. The massflow rate of refrigerant is 7 kg/min.


Determine:

(a) the compressor power, in kW.

(b) the refrigeration capacity, in tons.

(c) the coefficient of performance.

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