Mechanical Engineering :: Heat Transfer,Refrigeration and Air Conditioning
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The centrifugal compressors are generally used for refrigerants that require
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The automobile radiator is a heat exchanger of
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In mechanical refrigeration system, the refrigerant occurs as liquid between condenser and expansion valve.
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A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking 1 kW of work input. The refrigerating effect will be
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The curved lines on a psychrometric chart indicates
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During humidification process, __________ increases.
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A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will be
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The counter-current flow heat exchanger can transfer __________ heat than parallel flow heat exchanger.
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The freon group of refrigerants are
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