凤滩水电厂2号机组尾水锥管改造施工工艺及应用  

Renovation of tail water conical tube of the generator No.2 of Fengtan hydropower station

作　　者：蒋忠宪[1] 

机构地区：[1]湖南省电力公司凤滩水力发电厂,湖南沅陵419621

出　　处：《大坝与安全》2009年第2期74-77,共4页Dam & Safety

摘　　要：凤滩电厂2号机组已运行30多年,因机组更新增容改造需要,其尾水锥管需进行改型改造,其主要土建施工内容有:锚筋施工、灌浆系统制作与安装、新浇二期混凝土、接触面水泥灌浆、化学灌浆等。主要介绍了2号机组尾水锥管改造施工的技术方法、施工工艺等。The No. 2 unit of Fengtan hydropower plant has been in operation more than 30 years. Because of uprating, reforma- tion of the tail water conical tube should be carried out, which includes anchor bar construction, making and installation of grout- ing system, second-stage concrete pouring, cement grouting at contact surface, chemical grouting and et al. This paper mainly introduced the technique method and construction of the reformation.

关 键 词：凤滩水电站 机组 尾水锥管 改造 

分 类 号：TV547.3[水利工程—水利水电工程] TV732