| 车辆-有砟轨道-桥梁系统动力分析模型及验证 |
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| 引用本文： | 辛涛,高亮,郑晓莉.车辆-有砟轨道-桥梁系统动力分析模型及验证[J].北方交通大学学报,2011(3):72-76. |
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| 作者姓名： | 辛涛 高亮 郑晓莉 |
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| 作者单位： | [1]北京交通大学土木建筑工程学院,北京100044 [2]北京市城规范设计研究院,北京100045 |
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| 基金项目： | 国家自然科学基金资助项目（50878018）; 铁道部科技研究开发计划项目资助（2008G031-I） |
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| 摘 要： | 针对桥上有砟轨道,利用耦合动力学理论,建立了车辆-有砟轨道-桥梁系统动力分析模型,编制了仿真计算程序.通过与既有理论分析结果和软件计算结果的对比,对本文所建模型的正确性进行了验证.该模型可用于研究车辆、轨道和桥梁结构的动力相互作用,可用于对车辆运行的舒适性以及桥上有砟轨道结构的动力特性进行预测评价.
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| 关 键 词： | 高速铁路 车辆 有砟轨道 桥梁 动力分析 |
Dynamic analysis model and verification for vehicle-ballast track-bridge system |
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| XIN Tao,GAO Liang,ZHENG Xiaoli.Dynamic analysis model and verification for vehicle-ballast track-bridge system[J].Journal of Northern Jiaotong University,2011(3):72-76. |
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| Authors: | XIN Tao GAO Liang ZHENG Xiaoli |
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| Institution: | 1.School of Civil Engineering,Beijing Jiaotong University,Beijing 100044,China;2.Beijing Municipal Institude of City Planning and Design,Beijing 100045,China) |
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| Abstract: | Aim at the ballast track on bridge,based on coupling dynamics theory, vehicle-ballast track-bridge system dynamic analysis model is established in this paper,and the simulation program is complied.Through the comparsion with the results of existing theory analysis and the results calculated by softwares,correctness of the model in this paper is verificated.The model can be used in the research on dynamic interfaction among vehicle,track and bridge structures, and also it can be used in the prediction and evaluation of vehicle riding comfort and dynamic chacacteristics of the ballast track on bridge. |
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| Keywords: | high speed railway vehicle ballast track bridge dynamic analysis |
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