直膨式太阳能辅助热泵技术的研究进展
Research development in direct-expansion solar-assisted heat pump technology
摘要：
概述了直膨式太阳能辅助热泵(DX-SAHP)系统的基本结构型式。回顾了DX-SAHP技术的研究历史。总结了DX-SAHP制热系统若干关键技术的研究进展，包括系统热性能研究、制冷剂对系统性能影响的研究、压缩机变容量调节对系统性能影响的研究以及光热/光电一体化的研究等几个方面。扼要介绍了DX-SAHP空调热水系统的研究情况。
关键词：直膨式 太阳能 热泵 研究
Abstract：
Outlines basic configurations of the direct-expansion solar-assisted heat pump (DX-SAHP) system. Reviews development of the research on the DX-SAHP. Summaries the research development of several aspects of DX-SAHP heating systems, including the thermal performance, effects of refrigerant on the system performance, effects of variable compressor capacity on the system performance, as well as the DX-SAHP with photovoltaic and photo-thermal hybrid panels. Presents simply the research development of the water heating system in DX-SAHP air conditioning system.
Keywords:direct expansion, solar energy, heat pump, research