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分析了一系定位刚度对蛇行临界速度、二系悬挂刚度对平稳性能的影响，以及各类减振器阻尼对动力学性能的影响。总结出了高速动力车转向架的参数选择原则和各主要参数的优化范围。
The influence of a series of positioning stiffness on the critical speed of the snake, the suspension stiffness of the secondary suspension to the stationary performance, and the damping effects on the dynamic performance of various shock absorbers are analyzed. Summarized the principle of parameter selection of high-speed motor vehicle bogie and the optimization range of each main parameter.