If QL = 144,000 Btu/hr, find the COP, the mass flow rate m, the work in Win, the compressor efficiency nc, and the volumetric flow rate V. %3D

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 19RQ: Two methods used to power refrigeration compressors on a ship are _____and ____.
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Question 2
A refrigeration cycle operates with R-134a.
State 1
State 2
TA
15 psia
180 psia
Saturated
liquid
0 °F
200 °F
QH
If QL
flow rate m, the work in Win, the compressor
efficiency 7., and the volumetric flow rate V.
144,000 Btu/hr, find the COP, the mass
%3D
Win
m =
%3D
4°
4.
Saturated vapor
Win
=
Transcribed Image Text:Question 2 A refrigeration cycle operates with R-134a. State 1 State 2 TA 15 psia 180 psia Saturated liquid 0 °F 200 °F QH If QL flow rate m, the work in Win, the compressor efficiency 7., and the volumetric flow rate V. 144,000 Btu/hr, find the COP, the mass %3D Win m = %3D 4° 4. Saturated vapor Win =
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