空气源热泵除霜方法的研究与发展  

Research and development on defrosting method of air source heat pump

作　　者：李延贺 臧润清[1] Li Yanhe;Zang Runqing(Tianjin Key Laboratory of Refrigeration Technology,Tianjin Refrigeration Engineering Technology Center,Tianjin University of Commerce Tianjin,300134,China)

机构地区：[1]天津商业大学天津市制冷技术重点实验室天津市制冷技术工程中心,天津300134

出　　处：《低温与超导》2018年第9期82-86,共5页Cryogenics and Superconductivity

摘　　要：对空气源热泵除霜方法的研究现状进行了总结,主要包括逆循环除霜、热气旁通除霜和蓄热除霜,较为系统的介绍了各方法存在的问题及其从改变系统循环的角度提出的优化方法。最后对实现空气源热泵产品的除霜高效化和持续供热的研究方向进行了展望。The research status of air source heat pump defrosting methods was summarized, including reverse cycle defrost, hot gas bypass defrost and heat storage defrost, introducing the existing problems of each method and the optimization method was proposed from the angle of changing the system cycle. In the end, the research direction of defrost high efficiency and continuous heating of air source heat pump was prospected.

关 键 词：空气源热泵 结霜 除霜 持续供热 

分 类 号：TU83[建筑科学—供热、供燃气、通风及空调工程]