一起因干扰引起的母差保护异常分析  

Analysis on Protection Action Induced by Traveling Ware Interference

作　　者：张鹏[1] 翟君毅[1] 梁冰[1] 

机构地区：[1]河南省电力公司平顶山供电公司,河南平顶山467001

出　　处：《河南电力》2014年第4期53-54,64,共3页Henan Electric Power

摘　　要：文章通过对一起由于接地选线装置行波干扰引起的BP-2B型母差保护异常,对故障动作报告以及其他相关设备运行状况进行分析,找出故障原因,提出适当的解决方案并消除隐患。在此基础上,尝试查找BP-2B母差保护的"开入元件"抗干扰措施,找出现有直流监察系统直流接地自动寻路方式存在的隐患,为处理类似异常提供现实的经验。Article by traveling wave interference due to grounding selected-line equipment with BP-2B type bus differential protection caused by exception, On failure action reports as well as other health related equipment for analysis, identify failure causes ,And Come up with appropriate solutions and eliminate risk.On this basis, try to find the BP-2B of Busbar differential protection “opening into the component” anti-jamming measures.Identify existing DC monitoring system for DC system grounding way of automatic optimization road risks, provide real-world experience to handle a similar exception.

关 键 词：母差保护 刀闸开入 抗干扰 直流监察系统 

分 类 号：TM645[电气工程—电力系统及自动化]