用蠕滑中心法研究轨道几何参数对钢轨侧磨的影响

A Study of Influences of Track Geometry Parameters on Rail Gage Wear with Creep Center Method

本文给出了刚性转向架模型的修正方法,给出了典型工况的计算结果图线及拟合公式,进而对不同的轨道参数对钢轨侧磨的影响进行了分析。计算结果表明,运用蠕滑中心法可以对不同的转向架、不同的轨道几何条件进行曲线通过导向力和冲角的计算。为研究钢轨侧磨的规律提供了依据,在工务部门有较好的实用性。

This paper makes an improvement upon the rigid bogie model of the Creep Center Method,gives the calculated curves and the fitted formulas for the typical curving behaviors,analyses the influences of track geometry parameters on rail gage wear.It shows that the Creep Center Method can be applied to different kinds of bogies and different track parameters for the calculation of guiding forces and the attack angles, and is well suited for the studying of rail wear in the track maintenance divisions.