火力发电厂原烟囱与临时烟囱的安全切换  

Safe switchover of original chimney and temporary chimney of thermal power plant

作　　者：孙普春 李宁 

机构地区：[1]华电国际邹县发电厂,山东邹城273522

出　　处：《华电技术》2013年第4期50-51,54,共3页HUADIAN TECHNOLOGY

摘　　要：火力发电厂烟囱一旦严重腐蚀,机组、湿法烟气脱硫系统将无法正常运行,烟囱隔离检修期间需要加装临时烟囱过渡,原烟囱与临时烟囱的安全切换成为关注要点。介绍了华电国际邹县发电厂原烟囱和临时烟囱安全切换的重点技术环节,总结了切换过程中遇到的问题,供相关技术人员参考。When the chimney of a thermal power plant is corroded seriously,the unit and the wet desulphurization system will can not operate normally.During isolated repairing of the original chimney,to install a temporary chimney is needed.The safe switchover of the original chimney and the temporary chimney becomes major concern.The key technical link in safe switchover of the original chimney and the temporary chimney of Huadian International Zouxian Power Plant was introduced,and the problems encountered in switchover process were summarized,which can be used as reference for relevant technicians.

关 键 词：脱硫系统 原烟囱 临时烟囱 堵板 安全切换 

分 类 号：TM621[电气工程—电力系统及自动化]