摘要
电流差动保护是高压线路主保护的一个重要发展方向。文内简要地综述了高压线路电流差动保护的发展历史和现状，并讨论其特点和在高压线路保护中的作用与意义，以此展望其应用前景。最后介绍高压线路电流差动保护研究的一些最新情况和北京Ｈａｔｈａｗａｙ四方公司正在研究开发的高压线路数字式光纤分相电流差动保护装置的一些特点。
Current differential protection is an important developing direction of HV line main protection.This paper simply describes the history and current state of HV line current differential protection,discusses its feature,action and significance in HV line protection,and looks ahead its application prospect.Finally,the paper introduces some latest informations about the HV line current differential protection research and some features of HV line digital fibre-optical seperated phase current differential protection which is being developed by the Hathaway Sifan Corporation in Beijing.
出处
《继电器》
CSCD
1999年第1期4-7,21,共5页
Relay
关键词
电流差动保护
线路保护
数据通信
高压线路
Current differential protection Line protection Data communication Synchrosampling
