A domestic refrigerator using R-12 as a working fluid .The condensing and evaporating temperatures are 100 F and 25 F respectively. Heat exchanger is added to sub-cooled the saturated liquid to 70 F. Compute; i) ŋre & n, if m=3% & y=1.25, T,=60 F & Ap=2.1 psia. (ii) work done compressor, (iii) C,O.P.
A domestic refrigerator using R-12 as a working fluid .The condensing and evaporating temperatures are 100 F and 25 F respectively. Heat exchanger is added to sub-cooled the saturated liquid to 70 F. Compute; i) ŋre & n, if m=3% & y=1.25, T,=60 F & Ap=2.1 psia. (ii) work done compressor, (iii) C,O.P.
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
Chapter22: Condensers
Section: Chapter Questions
Problem 8RQ: Four methods for controlling head pressure in an air-cooled condenser are ______, ______, _______,...
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