The need for a textbook in the field of "Refrigeration and air conditioning" for the present generation of students admitting in engineering courses of various national & international Universities has been felt since a long time. It should also serve as a useful reference for practicing engineers. A few texts follow the extremely rigorous approach, whereas others are restricted to merely the elementary and empirical form. In this text a conscious effort has been made to maintain a reasonable level of rigour, but at the same time to employ simple techniques for solving fairly complex...