国产125MW(135MW)机组发电机后轴承异常振动的研究  

STUDY ON ABNORMAL VIBRATION OF GENERATOR'S REAR BEARING FOR HOMEMADE 125MW UNITS

作　　者：胡建欣[1] 

机构地区：[1]江苏省电力科学研究院,江苏南京210036

出　　处：《热力发电》2004年第5期35-37,共3页Thermal Power Generation

摘　　要：针对国产 12 5MW (135MW )机组发电机后轴承异常振动问题 ,在取得了大量现场试验数据的基础上 ,充分利用转子动力学的研究成果并结合多年现场工作经验 ,对该型机组的发电机后轴承异常振动机理进行了详细的分析 ,提出了处理解决的途径。实践证明 ,对振动分析及处理方法是行之有效的。Directing against the problem of abnormal vibration of generator's rear bearing for homemade 125MW(135MW) units, analysis of the said problem has been carried out in detail based on vast amount of field test data obtained from thorough tests and study, and on making full use of research achievements regarding rotor dynamics, and combining with work experience of many years in the field, suggesting ways for remedying and resolving the said problem. Practice shows that the analysis and remedial method for the vibration problem to be effective.

关 键 词：125 MW机组 汽轮机 发电机 轴承振动 转子动力学 

分 类 号：TK268.[动力工程及工程热物理—动力机械及工程] 1