直膨式太阳能热泵系统的设计要点及应用探讨

Design Points and Application Discussion of Direct-Expansion Solar Heat Pump System

直膨式太阳能热泵系统是一种太阳能和热泵技术结合的互补优势能源利用的有效方式,但系统实际应用中会出现问题。针对直膨式太阳能热泵在实际应用过程中存在功率匹配性差、性能不稳定等问题,通过对直膨式太阳能热泵技术的国内外研究和应用现状,对直膨式太阳能热泵的设计要点,简要分析得出系统的耦合方式、蓄热技术以及负荷与各部件匹配存在的问题。同时,提出了系统设计应用的方法。最后,对直膨式太阳能热泵系统的研究前景进行展望。

Direct expansion solar heat pump system is an effective way to utilize the complementary advantages of solar energy and heat pump technology,but there will be some problems in the practical application.For direct expansion solar energy heat pump in power match sex differences exist in the process of practical application,the performance is not stable,based on the direct expansion solar energy heat pump technology research and application status at home and abroad,the design key points of direct expansion solar energy heat pump,the brief analysis of the coupling mode of system,heat storage technology and the problems existing in the load and the matching of different parts.At the same time,this paper puts forward the method of system design and application.Finally,the research prospect of direct expansion solar heat pump system is prospected.