风电机组脱网原因及对策分析  

Cause and Countermeasure Analysis on Wind Turbines' Trip-off from Grid

作　　者：李丹[1] 贾琳[1] 许晓菲[1] 王蓓[1] 王宁[1] 谢旭[2] 

机构地区：[1]华北电网有限公司,北京市100053 [2]张家口供电公司,河北省张家口市075000

出　　处：《电力系统自动化》2011年第22期41-44,共4页Automation of Electric Power Systems

基　　金：国家高技术研究发展计划(863计划)资助项目(2011AA05A101)~~

摘　　要：随着风电机组的大规模并网,机组脱网问题逐渐凸显,对电网的安全稳定运行产生了较大威胁。结合风电机组脱网实例,分析了脱网原因及内在机理,揭示了风电设备在安全性能、技术指标及运行管理等方面存在的若干问题,提出了改善和解决风电机组脱网问题的措施和建议。With the rapid increasing of wind turbines＇ connection into grid,the trip-off problem becomes more and more prominent.Large scale wind turbines＇ trip-off seriously threatens the safe and stable operation of the grid.Take a case for example,this paper analyses the causes and inner mechanism of wind turbines＇ trip-off from grid.Several key deficiencies existing in the safety requirements,technical performances,and operation management of wind power industry are revealed.Improvement methods and solutions are proposed.

关 键 词：风力发电 风电机组 脱网 低电压穿越 安全稳定 无功补偿 电压控制 

分 类 号：TM614[电气工程—电力系统及自动化]