孤光保护误动引起多回集电线路跳闸事件分析  

Analysis of Trip Events in Multiple Collecting Lines Caused by Misoperation of Solitary Light Protection

作　　者：刘云 LIU Yun(Yunnan Electric Power Technology Co.,Ltd.,Kunming 650217,China)

机构地区：[1]云南电力技术有限责任公司,云南昆明650217

出　　处：《电工技术》2024年第24期279-280,284,共3页Electric Engineering

摘　　要：某220 kV风电场因弧光保护装置误动作,多回35 kV集电线路同时跳闸,33台风机停运,对电厂安全稳定运行与经济效益造成严重影响。为避免同类事件的再次发生,对此次事件发生原因进行分析,并根据分析结果提出整改措施。An unsafe event occurred in a 220 kV wind farm due to the misoperation of arc protection device,resulting in multiple 35 kV collector lines tripping at the same time and 33 wind turbines stopping operation.It has a serious impact on the safe and stable operation of the power plant and economic benefits.In order to avoid the recurrence of similar events,the causes of this event are analyzed and the rectification measures are put forward.

关 键 词：弧光保护 安装位置 保护逻辑 

分 类 号：TM58[电气工程—电器]