| 乌江渡发电厂扩建工程水轮机蜗壳安装施工工艺总结 |
| |
| 引用本文： | 邓志红. 乌江渡发电厂扩建工程水轮机蜗壳安装施工工艺总结[J]. 贵州水力发电, 2004, 18(1): 53-56 |
| |
| 作者姓名： | 邓志红 |
| |
| 作者单位： | 中国水利水电第八工程局机电制造安装分局,贵州,贵阳,550008 |
| |
| 摘 要： | 文章对乌江渡发电厂扩建工程2台水轮机蜗壳的安装进行总结，介绍蜗壳的拼装、挂装、焊接等施工工艺，以及在施工过程中遇到的如蜗壳瓦片成形差及周长超差、焊缝坡口设计不合理、蜗壳混凝土浇筑变形控制、高强钢的加温及保温焊接、焊后消氢处理等控制方法，特别详细地介绍了NK-HITEN610U高强调质钢的焊接工艺及质量控制点，为今后水电站水轮机蜗壳施工工艺提供参考。
|
| 关 键 词： | 水轮发电机组 金属蜗壳 蜗壳拼装 焊接 乌江渡发电厂 扩建工程 蜗壳瓦片 |
| 文章编号： | 1007-0133(2004)01-0053-04 |
| 修稿时间： | 2003-12-03 |
Summary of Scroll Case Installation Process of Wujiangdu Power Plant''''s Extension Project |
| |
| DENG Zhi-hong. Summary of Scroll Case Installation Process of Wujiangdu Power Plant''''s Extension Project[J]. Guizhou Water Power, 2004, 18(1): 53-56 |
| |
| Authors: | DENG Zhi-hong |
| |
| Abstract: | The article summarizes scroll case installation of two units for Wujiangdu power plant's extension project.The paper introduces scroll case installation processes such as assembling,hoisting,welding and etc.,as well as some control methods in different conditions such as the tile of scroll case taking shape difference and ultra difference in girth,the designed slope of welding seam being unreasonable,scroll case concrete placing deformation,high-strength steel heating and keeping warm welding,hydrogen treatment after welding and etc.specially recommending in detail the welding process and quality control point of the high strength adjusting-quality steel NK-NITEN610U.The experience cauld offer reference for scroll case construction process of hydropower station in the future. |
| |
| Keywords: | hydraulic machinery turbine-generator unit metal scroll case scroll assembling scroll case hoisting scroll case welding and detecting flaw Wujiangdu power plant's extension project |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
