| 温度场作用下大跨混凝土箱梁横向分析 |
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| 引用本文： | 李靖.温度场作用下大跨混凝土箱梁横向分析[J].交通科技,2012(3):28-31. |
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| 作者姓名： | 李靖 |
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| 作者单位： | 中铁第四勘察设计院集团有限公司 武汉430063 |
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| 摘 要： | 为研究温度效应对大跨度混凝土结构受力的影响,结合某铁路特大桥实际工程,建立了混凝土箱梁的热-结构耦合分析三维有限元模型,分析了在温度场作用下混凝土箱梁的应力分布规律以及温度场变化对横向分析结果带来的影响.
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| 关 键 词： | 间接法 温度场 温度效应 耦合分析 热传导分析 |
Transverse Analysis of Large-span Concrete Box Girder Under the Action of Temperature Field |
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| Li Jing.Transverse Analysis of Large-span Concrete Box Girder Under the Action of Temperature Field[J].Transportation Science & Technology,2012(3):28-31. |
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| Authors: | Li Jing |
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| Institution: | Li Jing(China Railway Siyuan Survey and Design Group Co.,Ltd.,Wuhan 430063,China) |
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| Abstract: | To study the influence of temperature effect on the internal force of large-span concrete structure,a three-dimensional finite element model for thermal-structural coupling analysis of concrete box girder though the actual engineering of a railway bridge is established and the stress distribution laws of concrete box girder under action of temperature field and the influence of temperature field changes on the results of transverse analysis is discussed. |
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| Keywords: | indirect and sequential method temperature field temperature effect coupling analysis heat transfer analysis |
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