A food storage chamber requires a refrigeration system of 10 ton capacity operating at an evaporator temperature of -17,8°C and a condenser temperature of 32,1°C. Refrigerant ammonia (R-717) is used and the system operates under saturated conditions. Determine: a. C.O.P (COP is found using enthalpy) b. Refrigerant flow rate (kg/s) c. Rate of heat removed by condenser (kJ/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
Chapter24: Expansion Devices
Section: Chapter Questions
Problem 8RQ: The TXV responds to an increased heat load by A. decreasing refrigerant flow. B. keeping refrigerant...
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A food storage chamber requires a refrigeration system of 10 ton capacity operating at an evaporator temperature of -17,8°C and a condenser temperature of 32,1°C. Refrigerant ammonia (R-717) is used and the system operates under saturated conditions. Determine: a. C.O.P (COP is found using enthalpy) b. Refrigerant flow rate (kg/s) c. Rate of heat removed by condenser (kJ/s)
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