A standard vapor-compression cycle using Refrigerant 22 operates with a condensing temperature of 34-degree C and an evaporating temperature of -10 degree C. Calculate: a. Show the P-H and T-S diagram of the cycle and discuss the condition of every state. b. The refrigerating effect in kilojoules per kilogram C. The refrigerating capacity given the flow rate of 0.3156 kg/s

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 7RQ: When a standard-efficiency air-cooled condenser is used, the condensing refrigerant will normally be...
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A standard vapor-compression cycle using Refrigerant 22 operates with a
condensing temperature of 34-degree C and an evaporating temperature of -10
degree C.
Calculate:
a. Show the P-H and T-S diagram of the cycle and discuss the condition of every
state.
b. The refrigerating effect in kilojoules per kilogram
c. The refrigerating capacity given the flow rate of 0.3156 kg/s
d. The power required by the compressor in kilowatts
e. The coefficient of performance
f. The volume flowrate measured at the compressor suction
g. The power per kilowatt of refrigeration
h. At the entrance to the evaporator what is the fraction of vapor in the mixture
expressed both on a mass basis and a volume basis
į. Describe the COP of the cycle
Transcribed Image Text:A standard vapor-compression cycle using Refrigerant 22 operates with a condensing temperature of 34-degree C and an evaporating temperature of -10 degree C. Calculate: a. Show the P-H and T-S diagram of the cycle and discuss the condition of every state. b. The refrigerating effect in kilojoules per kilogram c. The refrigerating capacity given the flow rate of 0.3156 kg/s d. The power required by the compressor in kilowatts e. The coefficient of performance f. The volume flowrate measured at the compressor suction g. The power per kilowatt of refrigeration h. At the entrance to the evaporator what is the fraction of vapor in the mixture expressed both on a mass basis and a volume basis į. Describe the COP of the cycle
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