A heat pump using ammonia as the refrigerant operates between saturation temperatures of 6°C and 38°C. The refrigerant is compressed isentropically from dry saturation and there is 6 K of undercooling in the condenser. Calculate : (i) C.O.P. (iii) The heat available per kilowatt input. (ii) The mass flow of refrigerant *(heat pump) [Ans. 8.8 ; 25.06 kg/h ; 8.8 kW]
A heat pump using ammonia as the refrigerant operates between saturation temperatures of 6°C and 38°C. The refrigerant is compressed isentropically from dry saturation and there is 6 K of undercooling in the condenser. Calculate : (i) C.O.P. (iii) The heat available per kilowatt input. (ii) The mass flow of refrigerant *(heat pump) [Ans. 8.8 ; 25.06 kg/h ; 8.8 kW]
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![8. A heat pump using ammonia as the refrigerant operates between saturation temperatures of 6°C and
38°C. The refrigerant is compressed isentropically from dry saturation and there is 6 K of undercooling in
the condenser. Calculate :
(i) C.O.P.,
(iii) The heat available per kilowatt input.
(i) The mass flow of refrigerant
*(heat pump)
[Ans. 8.8 ; 25.06 kg/h ; 8.8 kW]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffdfdab83-fc69-428b-b946-08a8ad0ea819%2F3db7b372-d1ac-4022-8ba0-5962939fedce%2Fjargeom_processed.jpeg&w=3840&q=75)
Transcribed Image Text:8. A heat pump using ammonia as the refrigerant operates between saturation temperatures of 6°C and
38°C. The refrigerant is compressed isentropically from dry saturation and there is 6 K of undercooling in
the condenser. Calculate :
(i) C.O.P.,
(iii) The heat available per kilowatt input.
(i) The mass flow of refrigerant
*(heat pump)
[Ans. 8.8 ; 25.06 kg/h ; 8.8 kW]
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