Vapor compression heat pump Hot Condensing temperature =Tsurr.in cooling mode 10'C higher than TH in heating mode condenser environment Condenser Expansion Vapor Compression Compressor device Cycle Evaporator Evaporating temperature ~10℃lower than 个 =T。in cooling mode evaporator environment -Tsur in heating mode Cold 上游充通大 May9,2019 18 SHANGHAI JLAO TONG UNIVERSITYMay 9, 2019 18 Vapor compression heat pump Condenser Evaporator Compressor Expansion device Vapor Compression Cycle Evaporating temperature ~10℃ lower than evaporator environment Condensing temperature ~10℃ higher than condenser environment =Tsurr. in cooling mode =Tc in cooling mode =Tsurr. in heating mode > TH in heating mode Hot Cold