【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。更多还原

【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.更多还原