Engineering, 20.06.2020 19:57 Barret07
A refrigerated space is maintained at -15℃, and cooling water is available at 30℃, the refrigerant is ammonia. The refrigeration capacity is 105 kJ/h. If the compressor is operated reversibly:
(1) What is the value of ε for Carnot refrigerator?
(2) Calculate the ε for the vapor-compression cycle;
(3) Calculate the circulation rate for the refrigerant;
(4) Calculate the rating power of the compressor.
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A refrigerated space is maintained at -15℃, and cooling water is available at 30℃, the refrigerant i...
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