定值在线校核系统在地铁供电领域的应用研究  

Application of Online Verification System in Metro Power System

作　　者：魏巍[1] WEI Wei(NR Electric Co.,Ltd.,211102,Nanjing,China)

机构地区：[1]南京南瑞继保电气有限公司,南京工程师211102

出　　处：《城市轨道交通研究》2018年第4期153-156,共4页Urban Mass Transit

摘　　要：继电保护装置是保证地铁供电系统安全运行的关键设备,而保护定值又是继电保护装置正确动作的基础,因此合理整定、检测和管理保护定值对保障地铁供电系统的安全运行具有重要意义。介绍了一种地铁继电保护定值在线校核系统。该系统以地铁供电系统的结构和运行方式为基础,具有定值自动校核、危险预警、合理化整定建议等功能,填补了行业空白,具有较大的实用意义。Overload protection device is a key equipment to ensure the safe operation of metro power system,and the value setting is the basis of the correct operation of the protection device.Therefore,a reasonable,detectable setting management system is very important for subway power supply system.In this paper,an online verification system of relay settings in metro power system is presented,which is based on the structure and operation mode of power supply system,featuring value automatic checking,danger warning,rationalization recommendations and other functions.This new system fills the gap in rail transit industry and has great practical significance.

关 键 词：地铁 继电保护装置 定值整定 在线校核 

分 类 号：U231.8[交通运输工程—道路与铁道工程]