发电电动机检修试运行滑环室放电事故原因分析及处理  

The Reason of Analysis and Processing With Slip Ring System Discharge During the Generator-motor Overhaul Commissioning

作　　者：赵冉 穆小红 岳明奕 辛晓明 ZHAO Ran;MU Xiaohong;YUE Mingyi;XIN Xiaoming(Hebei Fengning Pumped Storage Power Station Co.,Ltd.Chengde 068350, China;Hadashan power generation Co.,Ltd. Songyuan 138000,China)

机构地区：[1]河北丰宁抽水蓄能有限公司,河北省承德市068350 [2]哈达山发电有限公司,吉林省松原市138000

出　　处：《水电与抽水蓄能》2019年第4期90-92,共3页Hydropower and Pumped Storage

摘　　要：本文针对抽蓄机组在检修后进行试运行时发生上、下集电环短接事故,通过剖析碳刷载流密度及结构布置型式、集电环电流分布情况、滑环腐蚀情况、环境因素等方面可能存在的诱发因素,结合机组实际,提出了具体的处理措施。经后续验证,取得了理想的效果。The author of this paper aim at solving the short circuit of the pumped storage unit when it is operating after its maintenan ce.The potential predisposi ng factors in carb on brush current density and its structural type ,the current distribution of collector ring,the slip ring corrosion situation ,the environmental factors are analyzed and some specific measures are put forward in terms of the practical fact.The ideal effects are obtained via the subsequent testify.

关 键 词：发电电动机 集电环 滑环 碳刷 

分 类 号：TV734.2[水利工程—水利水电工程]