水轮机止漏环脱落原因分析及处理  

Cause Analysis and Handling of Falling of Leakage Stop Ring for Turbine

作　　者：成安[1] 

机构地区：[1]安康水力发电厂,陕西省安康市725000

出　　处：《西北水电》2016年第6期62-65,共4页Northwest Hydropower

摘　　要：安康联营水电站水轮机下固定止漏环运行中发生了脱落现象。文章从机组设计、制造安装、设备运行3个方面分析了水轮机止漏环脱落的原因;介绍了水轮机下固定止漏环修复处理的工艺和措施。经处理后,机组运行状况良好,各项指标均符合规范要求。The fixed leakage stop ring under the turbine of Ankang Hydropewer Plant falls off during operation. Causes for the ring falling are analyzed in terms of the unit design, manufacturing, installation and equipment operation. Technology and measures for repairing the ring falling are introduced. After the ring is handled, the unit operates well and indexes satisfy requirements.

关 键 词：止漏环脱落 结构设计 机组振动 水电站 

分 类 号：TK730.8[交通运输工程—轮机工程]