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分析了机车轮对作用载荷的特点,提出用多重多支子结构方法建模、用有限元参数二次规划法求解的机车轮对分析策略,并以我国自行设计的高速动车轮对为例,对其进行了精细分析同时给出了接触内力分布曲线等主要计算结果
This paper analyzes the characteristics of the wheelsets’ acting loads, puts forward the method of multi-branch structure method modeling and the wheelset analysis method solved by the quadratic programming method of finite element method. Taking the self-designed high-speed moving wheelsets as an example , Carried out a detailed analysis of its given the contact force distribution curve and other major results