二滩水电站发电机推力/下导冷却器故障分析与处理

Fault Analysis and Treatment of Thrust and Lower Guide Bearing Cooler of Generator in Ertan Hydropower Station

介绍了二滩电站内循环式推力/下导油槽冷却器的性能与结构,针对在年度检修中发现的故障现象,分析了故障原因,并提出了有效的处理措施,对电站油槽冷却器的设计、制造、安装、检修维护有着重要的借鉴意义。

The performance and structure of internal recycling-type thrust and lower guide bearing oil-cooler in Ertan Hydropower Station are introduced. For dealing with the faults which found in annual maintenance, the causes of fault are analyzed and the treatment measures are proposed. The treatment is successful and can be as references in the design, manufacture, installation, repair and maintenance of oil-cooler in hydropower stations.