In a 14 TR ammonia refrigeration plant, thecondensing temperature is 250C and evaporatingtemperature -100C. The refrigerant ammonia issub-cooled by 5 OC before passing through thethrottle valve. The vapor leaving the evaporator is0.97 dry. Find: 1. Coefficient of performance: and2. Power required.

Given that: The working fluid is ammonia Condensing temperature = 25°C Evaporating temperature =…

Answered: 0.97 dry. Find: 1. Coefficient of…

Engineering

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0.97 dry. Find: 1. Coefficient of performance: and 2. Power required.

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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Question

In a 14 TR ammonia refrigeration plant, the
condensing temperature is 250C and evaporating
temperature -100C. The refrigerant ammonia is
sub-cooled by 5 OC before passing through the
throttle valve. The vapor leaving the evaporator is
0.97 dry. Find: 1. Coefficient of performance: and
2. Power required.

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