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Performances of NH3-H2O Vapour Absorption Refrigeration Cycles

Subhash Kumar, Ramesh Rudrapati, Abdu Rehman, P. Suresh


To achieve vital enhancements on micro-scale to buildings, cooling, heating and power systems for residential and light-weight industrial buildings, absorption cooling technology gift a chance. Their resultant effects are effective, energy economical and economical recent developments in. This study thus contributes a vital information and methodology within the development, fabrication and application of an absorption icebox as a higher various to the normally used mechanical device refrigerators. 2 fluid gas absorption refrigerators use space heater put in generator and no moving elements, like pumps and compressors, and operate at one system pressure in depth analysis of the physics, heat transfer, and chemical properties of a 2 fluid gas absorption system was conducted to style and construct the structural model shown during this paper. During this paper the performances analysis of the NH3-H2O is to be introduced supported the various operative conditioning. The very best COP was found as a operate of the absorbent, generator, condenser, and evaporating temperature. This paper explains the performance of vapour absorption refrigeration cycles that are used for refrigeration temperatures below 0°C. Since the foremost common vapour absorption refrigeration systems use NH3-H2O because the refrigerant and water because the absorbent, analysis has been dedicated to improvement of the performance of ammonia-water absorption refrigeration systems in recent years.


Absorption refrigeration; coefficient of performance; NH3-H2O; HCFCs; CFCs; VARS

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Subhash Kumar, Ramesh Rudrapati, Abdu Rehman, P. Suresh. Performances of NH3-H2O Vapour Absorption Refrigeration Cycles. Journal of Refrigeration, Air Conditioning, Heating and Ventilation. 2019; 6(1): 9–13p.



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