励磁机换向器碳刷冒火花的原因及预防措施  

CAUSES RESULTING IN SPARKING ON COMMUTATOR’S CARBON BRUSHES OF THE EXCITOR AND PREVENTIVE MEASURES THEREOF

作　　者：黄德华 

机构地区：[1]汕头电力股份有限公司,广东汕头515041

出　　处：《热力发电》2006年第9期71-72,70,共3页Thermal Power Generation

摘　　要：励磁机换向器碳刷冒火花是汽轮发电机组运行中常见的现象,分析了产生火花的原因,总结了励磁机换向器运行、维护、检修以及故障处理等方面的经验,提出相应的预防措施。Sparking on commutator’s carbon brushes is a common phenomenon in operation of the turbogenerator set, the causes resulting in sparking have been analysed, the experiences in aspects of operation, maintenance, and repair being summarized, and corresponding preventive measures beng put forward.

关 键 词：励磁机 换向器 碳刷 磁极 补偿绕组 

分 类 号：TM311[电气工程—电机]