节点文献
一台300MW汽轮发电机定子振动故障诊断及处理
Vibration Malfunction Diagnosis & Treatment for 300 MW Turbine-generator Stator
【摘要】 针对发电机定子振动过大故障,在现场进行了模态试验、外特性试验以及降负荷试验,分析试验结果以后判断振动故障原因为基础不均匀沉降。在大修中消除缺陷后发电机定子振动故障得以成功消除。
【Abstract】 Structure modal, electric load and bearing cap outside characteristics tests has been achieved in field. Test results revealed that the root cause of turbine-generator stator vibration malfunction is foundation uneven yielding.Vibration malfunction in turbine-generator stator has been successfully eliminated to satisfied level by overhaul.
【关键词】 发电机定子;
振动;
模态;
基础不均匀沉降;
【Key words】 turbine-generator stator; vibration; modal; foundation uneven yielding;
【Key words】 turbine-generator stator; vibration; modal; foundation uneven yielding;
- 【文献出处】 电站系统工程 ,Power System Engineering , 编辑部邮箱 ,2014年06期
- 【分类号】TM311
- 【被引频次】1
- 【下载频次】100