高速轨道频域响应特性分析

Dynamic Response Features of High-Speed Track in Frequency Domain

依据高速轮轨系统的作用特点 ,发展了一个高速轨道频域响应分析方法。研究了高速轨道的频域响应特性 ,分析了轨道刚度和阻尼对轨道振动的影响 。

According to the action properties of highspeed wheel/rail system, an analysis method is developed for studying the dynamic responses of high speed track in frequency domain. The features of dynamic responses in frequency domain of highspeed track are investigated, and the influences of the track stiffness and damping on its vibrations are analyzed, with some features about dynamic effects in highspeed track obtained.