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An idea vapor-compression refrigeration cycle, with refrigerant R-22 as the working fluid, has an evaporator temperature...

An idea vapor-compression refrigeration cycle, with refrigerant R-22 as the working fluid, has an evaporator temperature of -12 °C and a condenser pressure of 15 bar. Saturated vapor enters the compressor, and saturated liquid exits the condenser. The refrigerating capacity is 4 tons.

a.Determine the compressor power (in kW).

b.Determine the mass flow rate of the refrigerant (in kg/min).

c.Determine the coefficient of performance.

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