大源渡航电枢纽发电机组冷却系统改造  

Upgrading modification of cooling system for generators in Dayuandu navigation & hydropower junction

作　　者：王兵 

机构地区：[1]湖南省大源渡航电枢纽管理处,湖南衡阳421412

出　　处：《湖南电力》2007年第5期50-52,共3页Hunan Electric Power

摘　　要：针对大源渡枢纽电站冷却系统存在的问题,分析了发电机温升高的原因;对在密闭循环冷却系统中以增加二次冷却器的方式提高整体冷却容量的方案进行了分析,并对改造后的效果作了对比。According to the problems existing in cooling system of Dayuandu navigation ＆ hydropower junction, the cause of extra high temperature of generators was analyzed. Aftercooler was added into closed circulation cooling system to upgrade the whole cooling capacity. The scheme was analyzed and the effects before and after modification were compared.

关 键 词：贯流式机组 冷却系统 低温冷却器 

分 类 号：TV742[水利工程—水利水电工程] TM312[电气工程—电机]