| 桁式组合拱桥自振特性影响因素及改善动力性能的措施研究 |
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| 引用本文： | 鄢 霞,杜 镔.桁式组合拱桥自振特性影响因素及改善动力性能的措施研究[J].交通标准化,2013(9):124-127. |
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| 作者姓名： | 鄢 霞 杜 镔 |
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| 作者单位： | 同济大学交通运输工程学院,上海200092;贵州省交通规划勘察设计研究院,贵州贵阳550001 |
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| 摘 要： | 通过对桁式组合拱桥自振特性的计算分析,提出增加桥梁下弦刚度,减少挖空率的方法,可改善该类桥梁结构动力性能.
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| 关 键 词： | 桁式组合拱桥 自振特性 动力性能 刚度 车桥耦合振动 |
Characteristics Influencing Factors of Trussed Combination Arch Bridge Self Vibration and Improvement Measures of Dynamic Performance |
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| YAN Xia and DU Bin.Characteristics Influencing Factors of Trussed Combination Arch Bridge Self Vibration and Improvement Measures of Dynamic Performance[J].Communications Standardization,2013(9):124-127. |
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| Authors: | YAN Xia and DU Bin |
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| Institution: | School of Transportation Engineering, Tongji University;School of Transportation Engineering, Tongji University |
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| Abstract: | By calculating and analyzing the self vibration of trussed combination arch bridge, this paper presents it can improve the dynamic performance of the bridge of this kind by increasing the bottom chord stiffness of bridge and reducing its hollowed out rate. |
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| Keywords: | trussed combination arch bridge self vibration dynamic performance stiffness vehicle and bridge coupling vibration |
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