动力稳定车金属橡胶弹簧非线性动刚度特性研究

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动力稳定车金属橡胶弹簧非线性动刚度特性研究
   
1 {" a( ^' s* \( I【英文篇名】 Research on the Nonlinear Dynamic Stiffness of the Dynamic Track Stabilizer Metal-rubber Spring
0 d" t9 ^4 S/ z- {' c. W【作者中文名】 刘光伟; 王立华; 刘栋玉; 万鹏程;
【作者英文名】 LIU Guang-wei; WANG Li-hua; LIU Dong-yu; WAN Peng-cheng （Faculty of Mechanical and Electrical Engineering; Kunming University of Science and Technology; Kunming 650093; China）;
. e4 P, v& P7 F9 A$ k+ a- t【作者单位】 昆明理工大学机电工程学院;
【文献出处】 机械与电子, Machinery & Electronics, 编辑部邮箱 2011年 02期  
期刊荣誉：ASPT来源刊  中国期刊方阵  CJFD收录刊
【关键词】 金属橡胶弹簧; 本构参数; 有限元分析; 非线性动刚度;
' s1 l0 y/ U7 @' M% @  a【英文关键词】 metal-rubber spring; constitutive parameter; finite element analysis; nonlinear dynamic stiffness;
' K: n" i  n5 d6 Y# C【摘要】 金属橡胶弹簧的动刚度是进一步研究动力稳定车整体性能的关键因素之一。根据动力稳定车金属橡胶弹簧本构参数,建立了金属橡胶弹簧有限元模型,基于LS-DYNA研究了金属橡胶弹簧的3个坐标方向的非线性动刚度。根据分析结果,认为金属橡胶弹簧在不同的载荷、频率组合下其动刚度呈现非线性变化。分析结果可为动力稳定车金属橡胶弹簧的优化设计提供理论依据。
【英文摘要】 The dynamic characteristics of metal-rubber spring are one of the key factors for the performance of dynamic track stabilizer.According to the constitutive parameter of metal-rubber spring,the finite element model of it was built.Based on the LS-DYNA,the nonlinear dynamic stiffness characteristics of the metal-rubber spring were researched for X,Y,Z coordinate directions.According to the analytical results,the dynamic characteristics of the metal-rubber spring are nonlinear under the loads and frequency in