Engineering, 26.07.2019 19:10 ddaly55
Refrigerant 134a with a mass flow rate of 50 lbm/min enters an insulated compressor with a quality of 100% and a pressure of 30 psi, and exits at 160 psi and 130 °f. neglecting kinetic and potential energy effects, determine: (i) isentropic power input (btu/s) (ii) actual power input (btu/s) (iii) compressor efficiency
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