节点文献
GPS在贵州东部电网“4.24”继电保护误动事故分析中的应用
APPLICATION OF GPS IN ANALYSIS OF “APRIL 24” MALOPERATION OF PROTECTION SYSTEM OF EAST GUIZHOU POWER NETWORK
【摘要】 叙述了贵州东部电网1999年“4.24”保护误动事故,重点介绍了利用全球卫星定位系统(GPS)同步时钟在线路两侧进行故障暂态同步试验的原理和方法。通过GPS同步试验查清了这次高频保护误动的原因。
【Abstract】 The maloperation of transmission line protection which occurred in East Guizhou Power Network on April 24, 1999 is presented. A method in which the GPS is used as time synchronization in protective relaying tester is described emphatically. By means of GPS, the reason of the maloperation is found out.
- 【文献出处】 电网技术 ,POWER SYSTEM TECHNOLOGY , 编辑部邮箱 ,2000年01期
- 【分类号】TM769
- 【被引频次】8
- 【下载频次】91