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车桥耦合振动理论在桥面不平度研究中的应用

DOI: 10.3969/j.issn.1674-0696.2013.04.03, PP. 560-563

Keywords: 车桥系统,数值分析,车辆模型,动力响应,vehicle-bridgesystem,numericalanalysis,vehiclemodel,dynamicresponse

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Abstract:

:?将车桥系统视为两个分离的子系统,应用达朗贝尔原理推导了双轴密贴车辆模型和桥梁的运动平衡方程,采用分离迭代法对车桥振动问题进行数值求解。利用MATLAB结合NWMARK法计算原理编制了车桥耦合计算程序,对该程序的准确性进行了验证,在此基础上研究了桥面状况和车速对车桥振动的影响。结果表明:该程序的计算结果准确可靠,桥面状况对车桥振动影响很大,车速对桥梁振动的影响取决于与其对应的车辆对桥梁作用力的频率。

References

[1]  夏禾. 车辆与结构动力相互作用[M]. 北京: 科学出版社,2002:1-5.
[2]  Xia He. Dynamic Interaction of Vehicles and Structures[M]. Beijing:Science Press,2002: 1-5
[3]  Gillespie T D. 车辆动力学基础[M]. 赵六奇,金达锋,译. 北京:清华大学出版社,2006.
[4]  Gillespie T D. Fundamentals of Vehicle Dynamics [M]. Zhao Liuqi,Jin Dafeng,trans. Beijing: Tsinghua University Press,2006.
[5]  陈炎,黄小清,马友发. 车桥系统的耦合振动[J]. 应用数学与力学, 2004,25( 4) : 354-358.
[6]  Chen Yan,Huang Xiaoqing,Ma Youfa. Coupling vibration of vehicle-bridge system [J]. Applied Mathematics and Mechanics,2004,25( 4) : 354-358.
[7]  曹雪琴,刘必胜,吴鹏贤. 桥梁结构动力分析[M]. 北京: 中国铁道出版社, 1987: 60-90.
[8]  Cao Xueqin,Liu Bisheng,Wu Pengxian. Dynamic Analysis of Bridge Structure [M]. Beijing: China Railway Publishing House,1987: 60-90.
[9]  卜建清,娄国充,罗韶湘. 汽车对桥梁冲击作用分析[J]. 振动与冲击,2007,26( 1) : 52-64.
[10]  Bu Jianqing,Lou Guochong,Luo Shaoxiang. Analysis on impact effects of bridge due to moving vehicle [J]. Journal of Vibration and Shock,2007,26( 1) : 52-64.
[11]  徐昭鑫. 随机振动[M]. 北京: 国防工业出版社,1990.
[12]  Xu Zhaoxin. Random Vibration[M]. Beijing: National Defense Industry Press,1990.
[13]  韩万水. 风-汽车-桥梁系统空间耦合振动研究[D]. 上海: 同济大学, 2006.
[14]  Han Wanshui. Three-Dimensional Coupling Vibration of Wind Vehicle Bridge System[D]. Shanghai: Tongji University,2006.
[15]  李小珍,强士中. 列车-桥梁耦合振动研究的现状与发展趋势[J]. 铁道学报,2002,24( 5) : 113-120.
[16]  Li Xiaozhen,Qiang Shizhong. State of the art review and trend of studies on vehicle-bridge interaction [J]. Journal of the China Railway Society,2002,24( 5) : 113-120.
[17]  Chopra A K. 结构动力学理论及其在地震工程中的应用[M]. 2版. 谢礼立,吕大刚,译. 北京: 高等教育出版社,2005: 124-127.
[18]  Chopra A K. Dynamics of Structure Theory and Application to Earthquake Engineering[M]. 2nd ed. Xie Lili,Lv Dagang,trans.Beijing: Higher Education Press,2005: 124-127.
[19]  Bathe K J,Wilson E l. Solution methods for Eigen value problems in structural mechanics [J]. International Journal for Numerical Methods in Engineering,1973,6( 2) : 213-226.

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