(a) Sketch the cycle on a T-s diagram being sure to label the state pointsand indicate the relative location of the liquid-vapor dome.(b) Determine the efficiency of the cycle,(c) the quality at the end of the heat addition process, andthe quality at the end of the heat rejection process. Consider a Carnot heat engine cycle executed in a closed systemin the saturated liquid-vapor mixture region using 0.8 kg of R-134a as theworking fluid. The maximum and minimum temperatures in the cycle are60°C and 20°C, respectively. It is known that the refrigerant is saturatedliquid at the beginning of the heat addition process, and the net work outputfrom the cycle is 13.360 kJ.

Given that: The cycle is a Carnot cycle. Working fluid is R134a. Mass = 0.8 kg. Maximum temperature…

(a) Sketch the cycle on a 7-s diagram being sure to label the state points and indicate the relative location of the liquid-vapor dome. (b) Determine the efficiency of the cycle, (c) the quality at the end of the heat addition process, and the quality at the end of the heat rejection process.

(a) Sketch the cycle on a 7-s diagram being sure to label the state points and indicate the relative location of the liquid-vapor dome. (b) Determine the efficiency of the cycle, (c) the quality at the end of the heat addition process, and the quality at the end of the heat rejection process.

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

Chapter45: Domestic Refrigerators And Freezers

Section: Chapter Questions

Problem 12RQ: Refrigerators currently being manufactured in the United States are using______as their refrigerant.

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