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Adiabatic Essay Topics & Paper Examples

Refrigeration and Air Conditioning

1. DEFINATION OF REFRIGERATION Refrigeration is defined as “ the branch of science that deal with the process of reducing and maintaining the temperature of confined space or material below the temperature of surrounding” the system maintain at lower temperature is known as refrigerated system and equipment used to obtain this is known as refrigerator. The cooling effect produced by this equipment is the refrigerating effect. 2. PRINCIPLE OF REFRIGERATION According to Clausius’s statement of second law of thermodynamics ,heat does not flow from low temperature region to high temperature region without help of external energy. Thus ,in order to transfer heat from low temperature to high temperature ,work must be supplied to refrigerator, which produces cooling effect.such cooling may…