| 铁路连续曲梁管道摩阻损失及钢束伸长值的分析计算 |
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| 引用本文： | 罗红春.铁路连续曲梁管道摩阻损失及钢束伸长值的分析计算[J].铁道建筑技术,2007(4):43-47. |
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| 作者姓名： | 罗红春 |
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| 作者单位： | 铁道第五勘察设计院,北京,102600 |
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| 摘 要： | 针对兰武二线河口南黄河特大桥连续曲梁的张拉施工,分析计算了空间钢束的摩擦损失及伸长值,解决了施工控制中的关键性问题。
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| 关 键 词： | 铁路桥 连续梁 曲梁 空间束 摩阻损失 伸长值 |
| 文章编号： | 1009-4539(2007)04-0043-05 |
| 修稿时间： | 2007年3月15日 |
Analysis and Computation of Frictional Loss and Expansionary Length to Railway Continuously Curve Beam |
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| Luo Hongchun.Analysis and Computation of Frictional Loss and Expansionary Length to Railway Continuously Curve Beam[J].Railway Construction Technology,2007(4):43-47. |
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| Authors: | Luo Hongchun |
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| Abstract: | In the light of the construction practice of the continuously curve beam of the Hekounan Yellow River grand bridge along the second line of Lanzhou-Wuwei railway,this paper analyzes and calculates its frictional loss and expansionary length,resolves the key problem in structural control. |
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| Keywords: | railway bridge continuous beam curve beam space bundle loss due to friction length of tendon elongation |
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