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The absorption refrigeration is the most economical cooling method. In this article, we show its place among the refrigeration methods, than draw up the base of this method, finally we introduce method to estimate the property of the refrigerant, and a mathematical model of the refrigerator system, which works without difficultly available databases and expensive programs background.

Calculation of Properties of NH3-H2O Refrigerant, and Modeling of Absorption Refrigeration Systems