Q2) A Carnot refrigeration cycle absorbs heat at -12°C and rejects it at 40°C. (a) Calculate the coefficient of performance of this refrigeration cycle. (b) If the cycle is absorbing 15 kW at the -12°C temperature, how much power is required? (e) If a Camot heat pump operates between the same temperatures as the above refrigeration cycle, what is the performance factor? (d) What is the rate of heat rejection at the 40°C temperature if the heat pump absorbs 15 kW at the -12 C temperature? (Ans. (a) 5.02, (b) 3kW, (d) 18KW).
Q2) A Carnot refrigeration cycle absorbs heat at -12°C and rejects it at 40°C. (a) Calculate the coefficient of performance of this refrigeration cycle. (b) If the cycle is absorbing 15 kW at the -12°C temperature, how much power is required? (e) If a Camot heat pump operates between the same temperatures as the above refrigeration cycle, what is the performance factor? (d) What is the rate of heat rejection at the 40°C temperature if the heat pump absorbs 15 kW at the -12 C temperature? (Ans. (a) 5.02, (b) 3kW, (d) 18KW).
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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![Q2) A Carnot refrigeration cycle absorbs heat at -12°C and rejects it at 40°C.
(a) Calculate the coefficient of performance of this refrigeration cycle.
(b) If the cycle is absorbing 15 kW at the -12°C temperature, how much
power is required? (c) If a Carnot heat pump operates between the same
temperatures as the above refrigeration cycle, what is the performance
factor? (d) What is the rate of heat rejection at the 40°C temperature if the
heat pump absorbs 15 kW at the -12°C temperature?
(Ans. (a) 5.02, (b) 3kW, (d) 18kW).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9af818c5-ac80-4e0b-8edc-56519dd84206%2Fd32f819e-fef9-4300-b8c0-acc397a8ce32%2Fjy2qvdj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q2) A Carnot refrigeration cycle absorbs heat at -12°C and rejects it at 40°C.
(a) Calculate the coefficient of performance of this refrigeration cycle.
(b) If the cycle is absorbing 15 kW at the -12°C temperature, how much
power is required? (c) If a Carnot heat pump operates between the same
temperatures as the above refrigeration cycle, what is the performance
factor? (d) What is the rate of heat rejection at the 40°C temperature if the
heat pump absorbs 15 kW at the -12°C temperature?
(Ans. (a) 5.02, (b) 3kW, (d) 18kW).
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