光伏水泵系统的研究进展.pdfVIP

科技导报2014，32（27） 光伏水泵系统研究进展光伏水泵系统研究进展 万晓凤，康利平，余运俊，张燕飞 南昌大学信息工程学院，南昌330031 摘要摘要 光伏水泵系统无需电网和燃油，因而在干旱缺水地区及无电地区的应用前景非常好。然而光伏水泵在实际应用中存在系 统造价昂贵，最大功率点跟踪方法繁多但通用性差，电机与水泵的类型选择和容量匹配复杂等难题，这些问题制约着光伏水泵的 推广使用，亟待解决。通过对国内外论文中出现的光伏水泵系统的多种最大功率点跟踪技术、电机与水泵的选用方案及其容量 匹配等进行综述，总结了各种最大功率点跟踪技术的优缺点及其适用范围、各类驱动电机的应用范畴及水泵容量的匹配原则，为 不同应用条件下光伏水泵系统的合理选型提供了理论依据，并对光伏水泵系统的优化设计提出5点建议，提出光伏水泵系统今 后的发展方向。 关键词关键词 光伏水泵；最大功率点跟踪技术；容量匹配；优化设计 中图分类号中图分类号 TK519 文献标志码文献标志码 A doidoi 10.3981/j.issn.1000-7857.2014.27.013 AReviewofthePhotovoltaicPumpSystem WANXiaofeng,KANGLiping,YUYunjun,ZHANGYanfei InformationEngineeringSchoolofNanchangUniversity,Nanchang330031,China AbstractAbstract Thephotovoltaicpumpsystemispromisinginthearidandnonpowergridareas,becauseitcanoperatewithoutfueland withoutbeingconnectedtoapowergrid. However,therearealotofproblemsintheactualapplicationofthephotovoltaicpump system,suchasthecostofthesystemismuchtooexpensive,themaximumpowerpointtracking(MPPT)involvesvariousmethods withpooruniversality,andthematchingofthemotorandthepumpcapacityiscomplex.Theseproblemsneedtobeaddressedforthe application of the photovoltaic pump system. This paper reviews the related domestic and overseas studies, including the MPPT technology,theselectionschemesandtheircapacitymatchingofmotorandwaterpump.Theadvantagesanddisadvantagesofall kindsofMPPTtechnologiesaresummarizedwithrespecttothescopeofapplication,andtheapplicationscopeofallkindsofdrive motorandthecapacitymatchingprincipleofpumpasanadequatetheoreticalbasisforthereasonableselectionofaphotovoltaic pumpsystemunderdifferentapplicationconditions.Finallyweputforwardfivesuggestionsfortheoptimumdesignofthephotovoltaic pumpsystem,andpointoutthedirectionforfurtherresearchanddevelopmentofthephotovoltaicpumpsystem. KeywordsKeywords photovoltaicpump;maximumpowerpointtrackingtechnology;capacitymatching;optimumdesign 中国西部干旱地区，由于远