电厂一次风机轴承损坏的故障诊断分析  

Diagnosis Analysis on Bearing Damage of Primary Blower at Electric Power Plant

作　　者：马卫平[1] 时永华[1] 王义翠[1] 曹延军[1] 

机构地区：[1]郑州机械研究所,河南郑州450052

出　　处：《机械传动》2010年第8期61-63,86,共4页Journal of Mechanical Transmission

摘　　要：介绍了某电厂引进汽轮发电机组配套风机的滚动轴承在运行过程中,在振动、温度等参数都正常的情况下出现寿命短、易损坏等故障问题。根据风机运行的实际工况,通过对风机的载荷分析、寿命计算和润滑分析,提出诊断意见和建议措施。结果表明,诊断结论正确,治理措施对延长轴承寿命具有良好效果。In the working of rolling bearings for the blower of a turbine-generator unit in a power plant and the problem of injure and short life span in situation of vibration and temperature paramter under normal range are introduced.According to the actual working conditions of blower,the diagnostic opinions and proposed measures are given by the blowers load analysis,life expectancy calculation and lubrication analysis.It shows that the diagnosis conclusions are correct and the measures are effective for bearing life expectancy.

关 键 词：故障诊断 汽轮发电机组 风机 轴承 

分 类 号：TH133.33[机械工程—机械制造及自动化]