| 钢管混凝土劲性骨架拱桥施工阶段稳定分析 |
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| 引用本文： | 邱麟,孙吉飚.钢管混凝土劲性骨架拱桥施工阶段稳定分析[J].重庆交通大学学报(自然科学版),2008,27(3):366-369. |
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| 作者姓名： | 邱麟 孙吉飚 |
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| 作者单位： | 重庆交通大学,土木建筑学院,重庆,400074 |
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| 摘 要： | 阐述了钢管混凝土拱桥的稳定分析理论,通过一个工程实例分析了其在施工过程中的线性和非线性稳定性,得到了两种情况下各个施工阶段的稳定安全系数。对钢管管内混凝土采用合理的灌注顺序,以及在施工中设置辅助设施均可以提高结构整体稳定性,保证施工安全。在施工稳定性分析中应考虑非线性的影响。
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| 关 键 词： | 钢管混凝土拱桥 施工 稳定分析 非线性 |
Analysis on Stability of Concrete Filled Steel Tube Arch Bridge in Construction |
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| QIU Lin,SUN Ji-biao.Analysis on Stability of Concrete Filled Steel Tube Arch Bridge in Construction[J].Journal of Chongqing Jiaotong University,2008,27(3):366-369. |
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| Authors: | QIU Lin SUN Ji-biao |
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| Abstract: | The linear and nonlinear buckling analysis on stability are introduced.Then according to an concrete filled steel tubular arch bridge,some aspects in construction about stability were discussed.Rational filling method for concrete filled steel tube and some temporary safety facilities in construction can increase the coefficients of stability.The nonlinear influence must be considered in the analysis of stability of concrete filled steel tubular arch bridge in construction. |
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| Keywords: | concrete filled steel tubular arch bridge construction analysis of stability nonlinear |
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