对一起电流差动保护装置远跳回路误动的分析  

Analysis of Mal-operation Accident Occurred in One Remote Trip Loop of Current Differential Protection Device

作　　者：张小辉 

机构地区：[1]如东县供电公司,江苏如东226400

出　　处：《江苏电机工程》2010年第2期16-17,共2页Jiangsu Electrical Engineering

摘　　要：通过一起电流差动保护装置远跳回路误动事故的分析,重点介绍了PSL621D电流差动保护装置的原理、组成及远跳回路功能,并为规范变电运行操作管理,提高变电运行的安全性,对电流差动保护装置远跳回路的运行操作,在变电所现场运行规程中作出了详细的规定。The principle,components and functions of the PSL621D current differential protection device are introduced in the paper through the analysis on mal-operation occurred in one remote trip loop of current differential protection device.In order to standardize the operation and management of transformer substation and to improve operation safety,detailed provisions have been made in the substation operation rules.

关 键 词：保护 远跳 事故 分析 措施 

分 类 号：TM771[电气工程—电力系统及自动化]