The figure below provides steady-state operating data for an ideal vapor-compression refrigeration cycle with Refrigerant 134a as theworking fluid. The mass flow rate of refrigerant is 30.59 lb/min.State3Expansionvalve-4Hot region5 CoutCondenserCompressormi = 30.59EvaporatorOinCold regionlbminWрThS(lbf/in.2) (°F) (Btu/lb) (Btu/lb.°R) 6Determine:State1234PhST(lbf/in.2) (°F) (Btu/lb) (Btu/lb.°R)10260SeinCold region100260 Sat.102.9134.761.02Sat. 61.020.23910.23910.11811(a) the compressor power, in horsepower.(b) the rate of heat transfer, from the working fluid passing through the condenser, in Btu/min.(c) the coefficient of performance.

(a) To find: The compressor power. Given: The mass flow rate of refrigerant is m˙=30.59 lb/min. The…

Determine: State 1 2 3 3 w 4 T h S (lbf/in.2) (°F) (Btu/lb) (Btu/lb.°R) 102.9 0.2391 10 260 Slin Cold region 10 0 - 260 Sat. 134.7 61.02 Sat. 61.02 0.2391 0.1181 (a) the compressor power, in horsepower. (b) the rate of heat transfer, from the working fluid passing through the condenser, in Btu/min. (c) the coefficient of performance.

Determine: State 1 2 3 3 w 4 T h S (lbf/in.2) (°F) (Btu/lb) (Btu/lb.°R) 102.9 0.2391 10 260 Slin Cold region 10 0 - 260 Sat. 134.7 61.02 Sat. 61.02 0.2391 0.1181 (a) the compressor power, in horsepower. (b) the rate of heat transfer, from the working fluid passing through the condenser, in Btu/min. (c) the coefficient of performance.

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 2RQ: The operating condition for the single compressor in a household refrigerator is the lowest box...

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