大型汽轮发电机组发电机后轴承轴向振动产生的原因及消除对策  

Caused Reason and Relief Countermeasure of Rear Bearing Axial Vibration in Electric Generator of Large Steam Turboset

作　　者：董玉培[1] 

机构地区：[1]盐城发电有限公司,江苏盐城224002

出　　处：《汽轮机技术》2005年第3期206-208,共3页Turbine Technology

摘　　要：主要介绍了大型汽轮发电机组发电机后轴承轴向振动严重超标的几种原因及消除对策,结合现场实际情况,用简单的基础理论,解释较难解决的发电机后轴承轴向振动产生的因素。根据实际工作中摸索出来的经验,总结出行之有效的方法,供大家探讨并推广。Several reasons and relief countermeasure of rear bearing axial vibration are introduced in electric generator of large steam turboset. Simple basic theory is used to interpret the caused factors of bearing axial vibration. Effective methods based on actual working experience are summarized for discuss and promotion.

关 键 词：发电机组 轴承 轴向振动 转子弯曲 轴承座 力平衡 

分 类 号：TK267[动力工程及工程热物理—动力机械及工程]