Consider a simple Rankine Cycle in which the pressure ratio is 213.33, operating at a mass flow rate of 1.5 kg When the working fluid (water) contains the greatest energy, it is at 1.6MPa and 350 C. (a) If this cycle requires 4374 kW of heat to operate, then what is the isentropic efficiency of the pump? % (b) If water enters the condenser with a quality of 1.0, then what is the isentropic efficiency of the turbine?

Consider a simple Rankine Cycle in which the pressure ratio is 213.33, operating at a mass flow rate of 1.5 kg When the working fluid (water) contains the greatest energy, it is at 1.6MPa and 350 C. (a) If this cycle requires 4374 kW of heat to operate, then what is the isentropic efficiency of the pump? % (b) If water enters the condenser with a quality of 1.0, then what is the isentropic efficiency of the turbine?

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter28: Special Refrigeration Applications

Section: Chapter Questions

Problem 15RQ: Why is two-stage compression popular for extra-low-temperature refrigeration systems?

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