10kV高压配电系统及继电保护动作实例分析  

10kV High Voltage Distribution System and Relay Protection Action Case Analysis

作　　者：付明立 FU Mingli(Wuhan Changjiang Planning and Design Institute for Shipping Co.,Ltd.,Wuhan 430030,China)

机构地区：[1]武汉长江航运规划设计院有限公司,湖北武汉430030

出　　处：《现代建筑电气》2022年第11期23-25,共3页Modern Architecture Electric

摘　　要：通过参与某码头工程调试运行的实际案例,对10 kV高压系统的继电保护复核计算,解决了因综保定值设置不当引起的跳闸问题。梳理了用户用电申报流程注意事项,通过合理的用电负荷计算、综保整定计算,得到合理的综保定值,正确指导调试工作。By participating in the actual case of commissioning and operation of a wharf project,the relay protection calculation of the 10 kV high-voltage system solved the tripping problem caused by improper setting of the comprehensive guarantee fixed value.This paper sorted out the precautions for the user’s electricity declaration process,obtained a reasonable comprehensive guarantee value through reasonable power load calculation and comprehensive maintenance adjustment calculation,and correctly guides the debugging work.

关 键 词：继电保护 负荷计算 起动电流 过流 

分 类 号：TU852[建筑科学]