| 贵广铁路东平水道特大桥双拱肋钢桁架拱桥设计和分析 |
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| 引用本文： | 张文华.贵广铁路东平水道特大桥双拱肋钢桁架拱桥设计和分析[J].水运科技信息,2011(2):35-38. |
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| 作者姓名： | 张文华 |
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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： | 介绍了贵广铁路东平水道特大桥的上部结构和施工方案,分析了该桥主桁、桥面系和纵横向联接系的受力特征,并对该桥受力情况复杂的G11节点进行了局部精细空间有限元分析。该桥式结构在国内首次应用,解决了以往大跨度钢桁拱边跨跨度长、刚度小的问题。
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| 关 键 词： | 双拱肋 水平K撑 桥面系 连接系 有限元分析 |
Analysis and Design of Dongping Waterway Steel Trussed Arch Bridge with Double Arch Ribs of Gui-Guang RailwayZhang Wenhua |
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| Zhang Wenhua.Analysis and Design of Dongping Waterway Steel Trussed Arch Bridge with Double Arch Ribs of Gui-Guang RailwayZhang Wenhua[J].Transportation Science & Technology,2011(2):35-38. |
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| Authors: | Zhang Wenhua |
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| Institution: | Zhang Wenhua(China Railway Siyuan Surve And Design Group Co.,Ltd.,Wuhan 430063,China) |
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| Abstract: | This paper introduced above structure and construction plan of Dongping Waterway Bridge of Gui-Guang railway,analyzed the mechanic behavior of the main truss,deck system,longitudinal and transverse connections.In addition,the G11 joint which bears complicated forces was analyzed.This type of bridge is the first time in China,and compared with traditional steel truss arch,it overcomes the shortcoming such as long span in side and small stiffness. |
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| Keywords: | double arch rib transverse K-shape brace deck system connecting system finite element analysis |
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