ammonia vapor is compressed in a close system from 15 psia,3 cu ft to 150psia,0.4cu ft. according to the relation pV^n=constant. assuming the vapor to be an ideal gas with the gas constant as 90.72 lbm-ft/lbf-Degree rankine and Cv= 0.384 BTU/lbm-degree Rankine compute the heat transferred and the work.

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
Chapter46: Room Air Conditioners
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p90#11. ammonia vapor is compressed in a close system from 15 psia,3 cu ft to 150psia,0.4cu ft. according to the relation pV^n=constant. assuming the vapor to be an ideal gas with the gas constant as 90.72 lbm-ft/lbf-Degree rankine and Cv= 0.384 BTU/lbm-degree Rankine compute the heat transferred and the work.

11. Ammonia vapor is compressed in a closed system from 15 psia, 3 cu ft, to 150 psia,
0.4 cu ft. according to the relation pl = constant. Assuming the vapor to be an ideal
lbm-ft
gas with the gas constant as 90.72
BTU
lbm Lage
compute the heat
lbf-ºR
transferred and the work.
and Cy
= 0.384
Transcribed Image Text:11. Ammonia vapor is compressed in a closed system from 15 psia, 3 cu ft, to 150 psia, 0.4 cu ft. according to the relation pl = constant. Assuming the vapor to be an ideal lbm-ft gas with the gas constant as 90.72 BTU lbm Lage compute the heat lbf-ºR transferred and the work. and Cy = 0.384
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