| 混合梁斜拉桥动力特性分析 |
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| 引用本文： | 魏胜勇,袁月芳.混合梁斜拉桥动力特性分析[J].城市道桥与防洪,2013(3):55-58,213. |
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| 作者姓名： | 魏胜勇 袁月芳 |
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| 作者单位： | 广州市市政集团设计院有限公司,广东广州,510060 |
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| 摘 要： | 结合实际工程,利用有限元原理,对混合梁斜拉桥的动力特性进行分析,计算出一座混合梁斜拉桥的前十阶自振频率及其对应的振型,并结合混合梁斜拉桥的结构特点,重点分析了边跨辅助墩的设置对结构动力特性的影响。
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| 关 键 词： | 混合梁斜拉桥 动力特性 辅助墩 钢混结合段 |
Analysis on Dynamic Characteristics of Compound Beam Cable-Stayed Bridge |
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| Wei Shengyong,Yuan Yuefang.Analysis on Dynamic Characteristics of Compound Beam Cable-Stayed Bridge[J].Urban Roads Bridges & Flood Control,2013(3):55-58,213. |
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| Authors: | Wei Shengyong Yuan Yuefang |
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| Institution: | Wei Shengyong,Yuan Yuefang |
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| Abstract: | Combined with the practical projects,the article analyses the dynamic characteristics of a compound beam cable-stayed bridge by the finite element principle,calculates the foremost 10 natural vibration frequencies and the corresponding vibration types of a compound beam cable-stayed bridge,and focuses analysis on the influence of installing the supporting piers at the side span on the dynamic characteristics of the structure according to the structure characteristics of compound beam cable-stayed bridge. |
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| Keywords: | compound beam cable-stayed bridge dynamic characteristic supporting pier steel-concrete combined section |
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