地电位反击的机理及继电保护产品的防雷设计  

Mechanism of Earth Potential Counterattack & lightning Proof of Digital Relay Products

作　　者：赵喜军[1] 邹伟华[1] 王小进[1] 

机构地区：[1]中国船舶重工集团公司七一二研究所,武汉430064

出　　处：《船电技术》2010年第3期60-62,共3页Marine Electric & Electronic Engineering

摘　　要：本文介绍了雷电冲击电压的产生机理,接地装置电压的反击类型,地电位反击的防护,介绍了常见的防护器件及继电保护产品的防雷设计,防止地电位反击造成损坏。This paper introduces the lightning surge voltage mechanism, the earthing installation＇s potential counterattack types and its protection. It also presents the familiar protective devices and lightning protection design of relay protection equipment to avoid damage from earth potential counterattack.

关 键 词：雷电冲击电压 地电位升高 地电位反击 防雷设计 

分 类 号：TM77[电气工程—电力系统及自动化]