The classification,principles and characteristics of the solar-assisted heat pump system are summarized,and some latest researches on collector evaporator and system capacity matching as well as some related properties of the direct-expansion solar-assisted heat pump system(DX-SAHP) are stated.Based upon these results,the main technical problems of the DX-SAHP are analyzed,and a series of thoughts and methods of improving the collection efficiency and optimizing system matching to improve the efficiency of this system are proposed.
关键词
Keywords
references
Jordan R C,Therkeld J L.Design and economics of solar energy heat pump systems[J].ASME Journal Section,Heating,Piping,and Air Cond.1954,26:122-130.
Jordan R C,Therkeld J L.Utilization of solar energy for house heating[J].ASME Journal Section,Heating,Piping,and Air Cond.1954,26:193-201.
Jordan R C,Therkeld J L.Solar energy availability for heating in the United States[J].ASME Journal Section,Heating,Piping,and Air Cond.1953,25:116.
Sporn P,Ambrose E R.The heat pump and solar energy [J].Proceedings of the World Symposium on-Appiled Solar Energy ,Phoenix,Ariz,1955,Nov:1-5.
Charter W W S,Taylor L E.Some performance eharaeteristics of a solar boosted heat pump[J].Proceedings of the I.I.R.Conference,Melbourne,Australia,1976,64:1-8.
Chaturvedi S K,Shen J Y.Thermal performance of a direct expansion solar—assisted heat pump[J].Solar Energy,1984,33:155-162.
Ito s,Miura N,Wang K.Performance of a heat pump using direct expansion solar collectors[J].Solar Energy,1999,65(3):189-196.
Kuang Y H,Wang R Z,Yu L Q.Experimental study of solar assisted heat pump system for heat supply[J].Energy Conversion and Management,2003,44(7):1089-1098.
徐国英张小松.复合热源热泵系统集热/蒸发器的模型[J].工程热物理.2006,27-61 .
Xu guoying,Zhang xiaosong.A simulation study on the opcrating perform an ce of a solar—air source heat pump water heater[J].Applied Thermal Engineering,2006,26:1257-1265.
Hawlader M,Chou S K,Ullah M.The performance of a solar assisted heat pump water heating system[J].AppliedTh erm al Engineering,2001,21:1049—-065.