. A simple saturated refrigeration cycle for R-12 system operates at an evaporating temperature of - 5 degrees C and condensing temperature of 40 degrees C. Show the effects from a to e if the suction vapor is superheated to 15 degrees C. When superheating of suction vapor occurs inside the refrigerated space: a. the refrigerating effect per unit mass increases. b. the mass rate of flow per unit capacity decreases. c. the volume flow rate per unit capacity decreases. d. the theoretical power per unit capacity decreases. e. the COP increases.
. A simple saturated refrigeration cycle for R-12 system operates at an evaporating temperature of - 5 degrees C and condensing temperature of 40 degrees C. Show the effects from a to e if the suction vapor is superheated to 15 degrees C. When superheating of suction vapor occurs inside the refrigerated space: a. the refrigerating effect per unit mass increases. b. the mass rate of flow per unit capacity decreases. c. the volume flow rate per unit capacity decreases. d. the theoretical power per unit capacity decreases. e. the COP increases.
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
Chapter47: High-pressure, Low-pressure, And Absorption Chilled-water Systems
Section: Chapter Questions
Problem 13RQ: The subcooling temperature in a condenser can be measured by taking the difference between the A....
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1. A simple saturated refrigeration cycle for R-12 system operates at an evaporating temperature of - 5 degrees C and condensing temperature of 40 degrees C. Show the effects from a to e if the suction vapor is superheated to 15 degrees C.
When superheating of suction vapor occurs inside the refrigerated space:
a. the refrigerating effect per unit mass increases.
b. the mass rate of flow per unit capacity decreases.
c. the volume flow rate per unit capacity decreases.
d. the theoretical power per unit capacity decreases.
e. the COP increases.
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