水电站冲击式水轮机组停机电制动技术应用分析  

Analysis on Application of Electric Braking Technology in Impact Turbine Shutdown of Hydropower Station

作　　者：李郑 LI Zheng(POWERCHINA SINOHYDRO ENGINEERING BUREAU 14 CO.,LTD.,Kunming 650041,China)

机构地区：[1]中国水利水电第十四工程局有限公司,云南昆明650041

出　　处：《云南水力发电》2022年第8期241-244,共4页Yunnan Water Power

摘　　要：水轮发电机组(特别是冲击式机型)的停机采用电制动技术方式在绿色水电工程中最为广泛应用。着重介绍厄瓜多尔Coca Codo Sinclair科卡·科多辛克雷水电站(简称CCS)冲击式水轮机采用电制动技术与传统的机械制动相结合的新型组合方式进行停机的过程试验所得出的数据分析及结论。这种新型组合制动方式对水轮发电机组停机过程的制动效果、实用性及特有绿色环保的属性。Electric braking technology is widely used in green hydropower projects for shutdown of hydraulic generator units(especially impact type).This paper describes the process test of stopping impact turbine in Ecuador Coca Codo Sinclair(CCS)Hydropower Station by a new combination of electric braking technology and traditional mechanical braking.This new combined braking mode has good braking effect,practicability and environmental protection for the process of hydraulic generator unit shutdown.

关 键 词：水电站 冲击式水轮发电机组 停机时间 电制动技术 应用 分析 

分 类 号：TK735[交通运输工程—轮机工程]