Transcription of UNIT 2 REFRIGERATION CYCLE Refrigeration Cycle
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17 REFRIGERATION CYCLE unit 2 REFRIGERATION CYCLE Structure Introduction Objectives Vapour Compression CYCLE Simple Vapour Compression REFRIGERATION CYCLE Theoretical Vapour Compression CYCLE with Saturated Vapour after Compression Conditions for Highest COP Carnot REFRIGERATION CYCLE Temperature Limitations Difference between REFRIGERATION and Heat Pump Cycles Vapour Absorption System Illustrative Problems Summary Answers to SAQs INTRODUCTION The term REFRIGERATION may be defined as the process of removing heat from a substance under controlled conditions.
21 Refrigeration Cycle Figure 2.4 : Effect of Discharge Pressure 2.2.3 Conditions for Highest COP Effect of Evaporator Pressure Consider a simple saturation cycle 1-2-3-4 with Freon 12 as the refrigerant as
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