封闭母线结露引起机组异常原因分析

Analysis of Abnormal Unit Caused by Closed Busbar Condensation

针对一起由于封闭母线检修期间运行方式失误引起的机组停运事故,认真分析了事故发生过程,查找出事故原因。保证封闭母线始终维持在微正压且干燥的环境下工作,杜绝了封闭母线发生结露进水的事故出现,切实保障了机组安全、无隐患运行。

For a closed busbar due to the operation mode error during maintenance of the outage incident,it analyzed the incident process and found out the causes.The Enclosed Busbar should always be kept in a slightly positive pressure and dry environment.It avoided enclosed busbar condensation and flooding water,which ensured the unit safety and without hidden trouble operation.