大型汽轮发电机定子端部绕组的模态测试

Measurement and Analysis of the Mode of the EndWinding on Large Turbo-generator Stator

介绍了大型汽轮发电机模态测试方法之一的锤击法测试原理 ,测试方法以及评价标准 ,对我省多台不同厂家生产的大型发电机模态测试数据作了汇总简析 ,并对共振事故的防范提出了建议。

Principle of hammering test,test methods as well as the standards of evaluation for the mould measurement of large turbo generators are here introduced.Also,mould measurement datas of large turbo generators made by multiple manufacturers in Zhejiang province are itemized and analysed.Meanwhile,suggestions on preventive measures of resonant vibration are given.