阿海珐P633差动保护特性分析与试验  

Analysis and Test of AREVA P633 Differential Protection Characteristics

作　　者：房家睿 王善菊 王丹[3] FANG Jiarui;WANG Shanju;WANG Dan(Qingdao Oil Refining&Chemical Co.,Ltd.,Qingdao 266500,China;SGMW Qingdao Branch,Qingdao 266500,China;Feixian Power Supply Company,Linyi 273400,China)

机构地区：[1]青岛炼油化工有限责任公司,山东青岛266500 [2]上汽通用五菱青岛分公司,山东青岛266500 [3]费县供电公司,山东临沂273400

出　　处：《电工技术》2020年第7期116-118,120,共4页Electric Engineering

摘　　要：不同型号差动保护装置的动作原理、差动电流和制动电流的计算方法、定值与参数的配置都不相同。针对电抗器差动保护装置P633的比率制动式纵差保护动作特性进行推导和计算,确定试验方法,并根据试验数据判断P633保护装置性能。Different types of differential protection devices have different action principles,different calculation methods for differential currents and braking currents,and different configuration of setting values and parameters.This paper deduces and calculates the ratio braking-type longitudinal differential protection action characteristics of the protection device P633 of the reactor,determines the test method,and judges the performance of the P633 protection device according to the test data.

关 键 词：差动保护 差动电流 制动电流 特性曲线 

分 类 号：TM77[电气工程—电力系统及自动化]