| 天津柳林大桥全桥有限元动力特性研究 |
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| 引用本文： | 刘强,刘洁,祝志文. 天津柳林大桥全桥有限元动力特性研究[J]. 山西建筑, 2008, 34(22) |
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| 作者姓名： | 刘强 刘洁 祝志文 |
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| 作者单位： | 1. 天津市高速公路投资建设发展公司,天津,300384
2. 湖南大学土木工程学院,湖南长沙,410082 |
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| 摘 要： | 介绍了柳林大桥工程概况和全桥有限元模型建立方法,通过ANSYS程序进行了全桥动力特性分析,得到了大桥前10阶自振模态对应的频率、周期,分析了全桥模态特征,从而为进行大桥抗风、抗震研究提供了依据。
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| 关 键 词： | 动力特性 有限元 模态 |
Study on the finite element dynamic characteristics of the Liulin whole bridge in Tianjin |
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| LIU Qiang LIU Jie ZHU Zhi-wen. Study on the finite element dynamic characteristics of the Liulin whole bridge in Tianjin[J]. Shanxi Architecture, 2008, 34(22) |
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| Authors: | LIU Qiang LIU Jie ZHU Zhi-wen |
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| Affiliation: | LIU Qiang LIU Jie ZHU Zhi-wen |
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| Abstract: | The general situation of Liulin Bridge engineering and the establishing method of whole bridge finite element model were introduced and analyzed the whole bridge dynamic characteristics with ANSYS program.The frequency periodicity corresponding to the first 10 step self quake modality were obtained,the whole bridge modality characteristics were analyzed,which provide references for the bridge wind resistance and earthquake resistance research. |
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| Keywords: | dynamic characteristics finite element modality |
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