碗米坡水电站水机一级过速保护优化和改进  

Optimization and Improvement of Primary Overspeed Protection for Hydraulic Turbine on the Wanmipo Hydor-Power Plant

作　　者：李建民 李先华 袁鑫[2] 

机构地区：[1]湖南省五凌电力有限公司,湖南长沙410004 [2]湖南商务职业技术学院,湖南长沙410205

出　　处：《科技广场》2010年第11期127-129,共3页Science Mosaic

摘　　要：本文主要介绍了碗米坡电厂水机一级过速保护的组成部分和设计原则,分析了碗米坡水电厂水机一级过速保护在甩负荷试验中该保护误动作导致事故停机问题,并详细阐述相应的优化和处理方法。This paper introduces mainly components and design principles of hydraulic turbine＇s primary overspeed protection in the Wanmipo Hydor-Power Plant,and analyzes the cause of the accident problem on shutdown protection that is led by the malfunction during the load rejection test,and decribes the corresponding optimization and approach in detail.

关 键 词：水电站 一级过速保护 主配拒动 甩负荷试验 

分 类 号：TM622[电气工程—电力系统及自动化]