| 车辆弹性旁承垂向刚度分析方法研究 |
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| 引用本文： | 孙保卫,王红,商跃进,宁晓丹.车辆弹性旁承垂向刚度分析方法研究[J].兰州铁道学院学报,2009,28(1):130-133. |
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| 作者姓名： | 孙保卫 王红 商跃进 宁晓丹 |
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| 作者单位： | 兰州交通大学机电工程学院,甘肃,兰州,730070
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| 摘 要： | 目前，提速货车上普遍安装的弹性旁承对货车空车的运行性能影响较大，特别是影响到空车蛇形运动的临界速度，而旁承垂向刚度是影响蛇形运动临界速度的主要因素之一．主要研究了弹性旁承在小变形和大变形两种情况下垂向刚度的计算方法．在小变形情况下，采用解析方法计算弹性旁承的垂向刚度；在大变形情况下，利用有限元软件分析其垂向刚度．通过对转8A型弹性旁承垂向刚度的实例分析，验证了丈中刚度分析方法可行．
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| 关 键 词： | 弹性旁承 垂向刚度 小变形 大变形 Mooney—Rivlin模型 |
A Study of the Vertical Elastic Side-bearing's Vertical Stiffness |
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| SUN Bao-wei,WANG Hong,SHANG Yue-jin,NING Xiao-dan.A Study of the Vertical Elastic Side-bearing's Vertical Stiffness[J].Journal of Lanzhou Railway University,2009,28(1):130-133. |
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| Authors: | SUN Bao-wei WANG Hong SHANG Yue-jin NING Xiao-dan |
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| Institution: | School of Mechatronic Engineering;Lanzhou Jiaotong University;Lanzhou 730070;China |
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| Abstract: | At present elastic side-bearings on the increased speed freight vehicle is very important,specially on empty trucks sinuating critical speed influence,and the side-bearings' vertical stiffness is one of pricipal factors.The analysis method of elastic side-bearings in small deformation and gross deformation is mainly studied.In small deformation situation,The analysis method is used to analyze the side-bearings' vertical stiffness while in gross deformation situation,the FEM software is used.The vertical sti... |
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| Keywords: | elastic side-bearing vertical stiffness small deformation gross deformation Mooney-Rivlin model |
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