金牛坪水电站发电机-线路单元的继电保护设计  

Relay protection design of generator-line unit in Jinniuping Hydropower Station

作　　者：韦豹初[1] 

机构地区：[1]广西电力工业勘察设计研究院,广西南宁530023

出　　处：《水电站机电技术》2009年第6期24-27,共4页Mechanical & Electrical Technique of Hydropower Station

摘　　要：金牛坪水电站以10.5 kV一级电压接入系统,3台水轮发电机组以发电机一线路单元接线的形式直接接到电网的变电站,特殊的主接线造成了继电保护配置的困难。介绍了金牛坪水电站发电机一线路单元的继电保护设计过程及继电保护配置方案。Three generators in Jinniuping Hydropower Station are directly connected into the grid with a 10.5kV voltage level.This connection of generator-line unit brings about difficulties to design of relay protection. The article introduces the design process and arrangement of the generator-line unit with special main wiring mode.

关 键 词：金牛坪水电站 发电机一线路单元 特殊主接线 继电保护 发电机保护 

分 类 号：TM774[电气工程—电力系统及自动化]