光伏发电站热斑检测技术综述  

Review of hot spot detection technology in photovoltaic power station

作　　者：蔡洁聪 吕洪坤 朱凌云 王伟 CAI Jiecong;LV Hongkun;ZHU Lingyun;WANG Wei(Electric Power Research Institute of State Grid Zhejiang Electric Power Co.,Ltd.,Hangzhou Zhejiang 310014,China;Hangzhou Yineng Electric Power Technology Corporation,Hangzhou Zhejiang 310014,China)

机构地区：[1]国网浙江省电力有限公司电力科学研究院,浙江杭州310014 [2]杭州意能电力技术有限公司,浙江杭州310014

出　　处：《电源技术》2021年第5期683-685,共3页Chinese Journal of Power Sources

摘　　要：介绍了光伏发电站热斑的成因和特性,对热斑的现场检测、在线监测技术进行了综述研究,分析了各自的优缺点和适用性。现阶段,这些在线监测技术会增加光伏电站的投资成本,实际工程应用很少,但会在未来光伏发电站的智能运维中得到广泛应用。This paper introduces the causes and characteristics of hot spot in photovoltaic power station,summarizes the field detection and on-line monitoring technology of hot spot,analyzes their advantages and applicability.Because of increasing the investment cost of photovoltaic power station,these on-line monitoring technologies are seldom used in the practical engineering now,but they will be widely used in the intelligent operation and maintenance of photovoltaic power station in the future.

关 键 词：光伏发电站 热斑 在线监测 旁路二极管 等效串联电阻 

分 类 号：TM914.4[电气工程—电力电子与电力传动]