220 kV备自投装置的标准化应用及改进  

Standardized Application and Improvement of 220 kV Backup Power Automatic Switching Device

作　　者：陈秋杰 CHEN Qiujie(Dongguan Power Supply Bureau,Dongguan 523000,China)

机构地区：[1]东莞供电局

出　　处：《电工技术》2019年第21期54-55,58,共3页Electric Engineering

摘　　要：通过分析标准化前后220 kV备自投的判别逻辑及充放电条件、启动条件的区别,阐述标准化下220 kV备自投装置的逻辑改进及其缘由,使继电保护专业人员更加了解标准化备自投装置的特性及其在解决系统运行问题中所起的作用。Through analyzing distinguishing logic,charging and discharging conditions and starting conditions of 220 kV backup power automatic switching device before and after the new standardization of the 2017 edition,the logical improvement of 220 kV Backup power automatic device under the new standardization and its reasons were introduced,so as to make relay protection professionals more aware of the characteristics of standardized backup power automatic switching device and its role in solving system operation problems.

关 键 词：备自投 标准化 主供线路跳闸 无压无流 

分 类 号：TM774[电气工程—电力系统及自动化]