| 南山一级水电站高水头厚壁压力钢管安装技术 |
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| 引用本文： | 胡宝玉. 南山一级水电站高水头厚壁压力钢管安装技术[J]. 西北水电, 2010, 0(1): 42-45 |
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| 作者姓名： | 胡宝玉 |
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| 作者单位： | 中国水电第十五工程局,西安,710075 |
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| 摘 要： | 南山一级水电站工程地处广西南山深处,地形复杂、植物茂密。水电站明敷设高水头压力钢管采用壁厚58mm的Q390C低合金钢在中国尚属首次。为了确保安装质量,在压力钢管安装前对钢管母材Q390C低合金钢进行了详细的焊接工艺评定,在安装过程中不断优化改进安装、焊接、水压试验技术方案,保证了压力钢管安装顺利进行。
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| 关 键 词： | 南山一级水电站 压力钢管 安装技术 高水头 |
Installation technology of high head and thick-wall penstock for Nanshan I hydropower project |
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| HU Bao-yu. Installation technology of high head and thick-wall penstock for Nanshan I hydropower project[J]. Northwest Water Power, 2010, 0(1): 42-45 |
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| Authors: | HU Bao-yu |
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| Affiliation: | HU Bao-yu(Sinohydro Engineering Bureau 15,Xi'an 710065,China) |
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| Abstract: | Nanshan hydropower project is located in the remote Nanshan mountains in Guanxi province,with complicated topography and thick plants.It is the first time in China that open-laid high head penstock is of Q390C low-alloy steel with 58mm thick wall.To ensure the installation quality,careful assessment was made on welding technology of Q390C low-alloy steel as the base metal of penstock before installation.The technical option on installation,welding and water pressure tests is continuously optimized and impro... |
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| Keywords: | Nanshan I hydropower project penstock installation technology |
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