| 施工最大悬臂状态梁桥P-Δ效应有限元分析 |
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| 引用本文： | 李微哲.施工最大悬臂状态梁桥P-Δ效应有限元分析[J].西部交通科技,2012(5):30-34. |
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| 作者姓名： | 李微哲 |
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| 作者单位： | 中煤科工集团重庆设计研究院,重庆,400016 |
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| 摘 要： | 文章以赣江大桥和宁海新桥特大桥为研究对象,利用有限元模型对其主桥施工最大悬臂状态下P-Δ效应进行了计算,分析了考虑P-Δ效应时的桥梁位移与应力变化情况,为今后类似工程的设计计算和施工监控提供参考。
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| 关 键 词： | 施工最大悬臂状态 梁桥 P-Δ效应 有限元分析 |
Finite Element Analysis of Girder Bridge P-△ Effect in the Largest Cantilever Construction Condition |
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| LI Wei-zhe.Finite Element Analysis of Girder Bridge P-△ Effect in the Largest Cantilever Construction Condition[J].Western China Communication Science & Technology,2012(5):30-34. |
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| Authors: | LI Wei-zhe |
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| Institution: | LI Wei-zhe(China Coal Technology & Engineering Group,Chongqing Design & Research Institute,Chongqing,400016) |
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| Abstract: | With Gan River Bridge and Ninghai Newbridge Super-large Bridge as study ob-jects,using the finite element model,the article calculated the P-Δ effect of their main bridge under the largest cantilever construction condition,and analyzed the bridge displacement and stress changing situation when considering P-Δ effect,providing a reference for design calculations and construction monitoring of future similar projects. |
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| Keywords: | Largest cantilever construction condition Girder bddge P-△ effect Finite element analysis |
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