Rotary, Positive Displacement Type Compressors Performance of Reciprocating Compressors Refrigeration System Components: Compressors Vapour Absorption Refrigeration Systems Based On WaterLithium Bromide Pair Vapour Absorption Refrigeration Systems Based On Ammonia- Water Pair Vapour Absorption Refrigeration Systems Multi-Evaporator and Cascade Systems Multi-Stage Vapour Compression Refrigeration Systems Vapour Compression Refrigeration Systems Air Cycle Refrigeration Systems Applications of Refrigeration & Air Conditioning Development of Refrigerants and Compressors History of Refrigeration