| 基于Midas Civil的单塔双索面折塔斜拉桥关键施工阶段的有限元分析 |
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| 引用本文： | 陈彦恒,占清华.基于Midas Civil的单塔双索面折塔斜拉桥关键施工阶段的有限元分析[J].公路工程,2019(2):121-125,200. |
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| 作者姓名： | 陈彦恒 占清华 |
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| 作者单位： | 郑州铁路职业技术学院;江西科技学院信息工程学院 |
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| 基金项目： | 江西省交通科技计划项目(2016H0011) |
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| 摘 要： | 依托四川某单塔双索面折塔斜拉桥,利用有限元软件MIDAS Civil对斜拉索索力进行分析,并基于影响矩阵法对斜拉索初始拉力系数进行求解,从而较为准确地对合理成桥状态进行确定。根据桥梁结构制定了2种施工方案,然后分别对2种施工方案下的斜拉桥主要施工步骤进行有限元分析,通过分析斜拉索、主塔和主梁的位移及内力,并与实测数据对比,最终得到较优的施工方案。
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| 关 键 词： | 单塔双索面 斜拉桥 桥梁施工 有限元仿真 |
Finite Element Analysis of Key Construction Stage of Single Tower Double Cable Plane Folding Tower Cable-stayed Bridge Based on Midas Civil |
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| CHEN Yanheng,ZHAN Qinghua.Finite Element Analysis of Key Construction Stage of Single Tower Double Cable Plane Folding Tower Cable-stayed Bridge Based on Midas Civil[J].Highway Engineering,2019(2):121-125,200. |
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| Authors: | CHEN Yanheng ZHAN Qinghua |
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| Institution: | (Zhengzhou Railway Vocational & Technical College,Zhengzhou Henan 451460,China;School of Information Engineering,Jiangxi University of Technology, Nanchang, Jiangxi 330098,China) |
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| Abstract: | CHEN Yanheng;ZHAN Qinghua(Zhengzhou Railway Vocational & Technical College,Zhengzhou Henan 451460,China;School of Information Engineering,Jiangxi University of Technology, Nanchang, Jiangxi 330098,China) |
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| Keywords: | single tower double cable plane cable-stayed bridge bridge construction finite element simulation |
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