智能变电站更换110 kV母差保护方案研究及实施  

Research and Implementation of Replacing 110 kV Bus Differential Protection in Intelligent Substation

作　　者：刘雪飞[1] 陈建[1] 杨宝林 林蒙[1] 江滔 LIU Xuefei;CHEN Jian;YANG Baolin;LIN Meng;JIANG Tao(State Grid Tianjin Electric Power Company,Tianjin 300000,China)

机构地区：[1]国网天津市电力公司,天津300000

出　　处：《电工技术》2024年第24期185-187,共3页Electric Engineering

摘　　要：提出3种智能变电站更换110 kV母差保护方案,分析了各方案的优缺点,最后采纳了以分组停电法为核心的检修方案。给出了现场具体实施的核心步骤和对应的工作要点。This article proposes three schemes for replacing 110 kV bus differential protection in intelligent substations,analyzes the advantages and disadvantages of the schemes,and finally adopts a maintenance scheme centered on group outage method.The core steps and corresponding work points for on-site implementation were provided.

关 键 词：智能变电站 母差保护 更换 

分 类 号：TM63[电气工程—电力系统及自动化]