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Comparative Study on the Operation Characteristics of Heat Pump and Direct-fired Absorption Chiller-heater

Yang Changzhi;Sun Yijian(Department of Environmental Engineering,Hanan Univ,410082,Changsha,P R China)  
The comprative study on the operation characteristics of heat pump and direct-fired absorption chiller-heater is presented. The result shows that on the basis of primary energy resources comsumption, the former has a higher efficiency than the latter for cooling operating while the former has a similar characteristics with the latter for heating operating.
【CateGory Index】: TU831.4
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