金属非接触水轮机主轴密封在九甸峡水电站的应用  

Application of Metal Non-Contact Turbine Main Shaft Seal in Jiudianxia Hydropower Station

作　　者：杨方银 王卫生 赵志宏 

机构地区：[1]甘肃电投九甸峡水电开发有限责任公司,甘肃临洮730500

出　　处：《水力发电》2010年第11期85-86,共2页Water Power

摘　　要：主要介绍了水轮机主轴密封的几种形式,并分析了各种密封形式的优缺点。九甸峡水电站水轮机主轴密封采用金属非接触密封,密封效果良好,可在其他混流式机组水轮机主轴密封改造时推广。The different main shaft seals for turbine were introduced and the advantages and disadvantages were analyzed herein.The metal non-contact main shaft seal was used in Jiudianxia Hydropower Station.The application shows that sealing effect is good and the seal can be popularized in sealing modification of other Francis turbines.

关 键 词：金属 非接触密封 水轮机 主轴密封改造 九甸峡水电站 HYDROPOWER Station SHAFT SEAL Main Turbine 混流式机组 密封形式 密封效果 优缺点 分析 

分 类 号：TV73[水利工程—水利水电工程] TM612[电气工程—电力系统及自动化]