某大型水电站机组顶盖排水系统问题分析及优化  

Analysis and Optimization of Turbine Top Cover Drainage System in a Large Hydropower Station

作　　者：陈伟 吴高峰 石从阳 CHEN Wei;WU Gaofeng;SHI Congyang(Yalong River Hydropower Development Co.,Ltd.,Chengdu 610051,China)

机构地区：[1]雅砻江流域水电开发有限公司,四川成都610051

出　　处：《电工技术》2022年第3期98-100,共3页Electric Engineering

摘　　要：水轮发电机组运行过程中,主轴密封处漏水至顶盖内,需及时将顶盖内积水排出,否则将导致水位持续上升,危及系统安全稳定运行。介绍了国内某大型水电站库顶盖排水系统在实际运行中存在的问题,分析其原因,并提出了优化改进措施。During the operation of the water turbine generator unit,the main shaft seal leaks into the turbine top cover,and the accumulated water in the top cover shall be discharged in time.Otherwise,the water level will continue to rise,endangering the safe and stable operation of the system.The problems existing in the actual operation of the top cover drainage system of a large hydropower station in China are introduced.The causes are analyzed,and optimization and improvement measures are put forward.

关 键 词：水轮发电机 顶盖排水系统 水位测量 优化 

分 类 号：TM622[电气工程—电力系统及自动化]