Saturated steam at 0.16 MPa is compressed in an irreversible adiabatic process with an efficiency of 80.24%.For a final pressure of 0.45 MPa, determine (a) the final and initial entropies and (b) the ideal and actual temperatures of compressed steam.
Ans. (a) 7.2 kJ/kg• K, 7.3 kJ/kg•K; (b) 220°C, 244°C.
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