Vapor-compression refrigeration cycle Evaporator: =h1-h4 m Qin-refrigeration capacity.(kW). Alternative unit:ton of refrigeration,211 k]/min. W ●Compressor h2 -hy n Condenser ●Condenser Expansion Avalve Compressor Evaporator M Throttling process Saturated or superheated vapor 上游通大学 May9,2019 4 SHANGHAI JIAO TONG UNIVERSITYMay 9, 2019 4 Vapor-compression refrigeration cycle 