Question: Question 2: There is a refrigeration system with R134a.The compressor operates accepting fluid at 250 kPa and -3C, leaving it at 1400 kPa. In the

Question 2: There is a refrigeration system with R134a.The compressor operates accepting fluid at 250 kPa and -3C, leaving it at 1400 kPa. In the condenser the fluid reaches 40C and 1200 kPa. The heat removed from the space is 10.13 kJ/s and the compressor has an isentropic efficiency of 60.1%.

Decide: a) the mass of refrigerant kg/s. b) performance coefficient. c) enthalpy at the compressor outlet kJ/kg d) net work kJ/s.

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