超高压电网500 kV线路保护通道告警问题分析与处理  

Channel Alarm Analysis and Treatment of 500 kV Line Protection in Ultra-High Voltage Power Grid

作　　者：严太山 熊泽群 周章斌 YAN Taishan;XIONG Zequn;ZHOU Zhangbin(Hefei Power Supply Company of State Grid Anhui Electric Power Co.,Ltd.,Anhui Hefei 230000,China)

机构地区：[1]国网安徽省电力有限公司合肥供电公司,安徽合肥230000

出　　处：《农村电气化》2024年第11期62-65,共4页Rural Electrification

摘　　要：结合光纤通道结构和工作原理,针对超高压电网500 kV线路保护通道告警问题,对光纤专用通道和复用通道的告警类型进行分析。文章从运维实际出发,总结不同告警现象下的通道故障排查定位方法,并以实际案例验证排查定位方法的有效性,最后对500 kV线路保护通道运维管理工作提出了建议。Combining with the principle of fiber channel structure and operation,the problem of channel alarm is analyzed in ultra-high voltage power grid,for both dedicated fiber channel and multiplexed channel.Based on the actual situation of operation and maintenance,a troubleshooting and locating method of channel fault under different alarm symptoms is summarized in this paper,and the validity of the method is verified by resolving a practical case.Finally,some suggestions for the operation and maintenance management of 500 kV line protection channel are put forward.

关 键 词：500 kV线路保护 通道告警 光纤专用通道 复用通道 

分 类 号：TM773[电气工程—电力系统及自动化]