635 MW发电机气密性试验不合格原因分析及治理  

Cause Analysis and Treatment of Unqualified Air Tightness Test in a 635 MW Generator

作　　者：牛修富 于鹏杰 王骞 NIU Xiu-fu;YU Peng-jie;WANG Qian(China Huadian Group Co.,Ltd.;CHD Zouxian Power Plant)

机构地区：[1]中国华电集团有限公司,北京100031 [2]华电国际邹县发电厂

出　　处：《电站系统工程》2023年第6期46-47,共2页Power System Engineering

摘　　要：分析了某635 MW机组大修后发电机气密性试验不合格的影响因素及原因,介绍了治理措施,指出密封瓦检修过程中应特别重视检修工艺细节,强化检修质量管控和技术监督管理,切实保证机组修后安全稳定运行。The impact factors and the cause of unqualified air tightness test in a 635MW unit after overhaul is analyzed,the treatment measures and pointed out that the detailed maintenance technique should be paid attention specially during the maintenance process of the sealing pad is introduced.Furthermore,the overhaul quality control and the management of technology supervision should be strengthened in order to guarantee the safe and stable operation of the unit after overhaul.

关 键 词：密封瓦 气密性试验 绝缘垫片 安全可靠性 

分 类 号：TM307[电气工程—电机]