Task 4 A heat pump using refrigerant-134a heats a house by using underground water at 8°C as the heat source. The house is losing heat at a rate of 60,000 kJ/h. The refrigerant enters the compressor at 280 kPa and 0°C, and it leaves at 1 MPa and 60°C. The refrigerant exits the condenser at 30°C. Determine (1) Using didactic sketches, evaluate the operating principles of a heat pump. (2) The power input to the heat pump (3) the rate of heat absorption from the water

Task 4 A heat pump using refrigerant-134a heats a house by using underground water at 8°C as the heat source. The house is losing heat at a rate of 60,000 kJ/h. The refrigerant enters the compressor at 280 kPa and 0°C, and it leaves at 1 MPa and 60°C. The refrigerant exits the condenser at 30°C. Determine (1) Using didactic sketches, evaluate the operating principles of a heat pump. (2) The power input to the heat pump (3) the rate of heat absorption from the water

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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Question

Task 4
A heat pump using refrigerant-134a heats a house by using underground water at 8°C as the heat
source. The house is losing heat at a rate of 60,000 kJ/h. The refrigerant enters the compressor at
280 kPa and 0°C, and it leaves at 1 MPa and 60°C. The refrigerant exits the condenser at 30°C.
Determine
(1) Using didactic sketches, evaluate the operating principles of a heat pump.
(2) The power input to the heat pump
(3) the rate of heat absorption from the water

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