Namely, with the increase of the driving speed, the wheel-rail vertical force and the body vertical acceleration increases, and the acceleration and vertical displacement of rail, orbital plate and base plate also increase.
随着行车速度增加，轮轨垂向力和车体垂向加速度都随之增大，钢轨、轨道板和底座板振动加速度和垂向位移也明显增加。