rolling contact

In the mean time, rolling contact stress, braking heat energy, thermal crack and mechanical action are key causes of tread spalling.

其中滚动接触剥离和制动剥离是两种主要剥离类型，滚动接触应力、制动热作用、热裂纹和机械作用是引起剥离的主要原因。

The finite element model of wheels sliding on the rails and rolling process are established by large-scale finite element software ANSYS. Establish contact using the contact element method in the wheel-rail contact area.

主要应用大型有限元软件ANSYS分别建立车轮在钢轨上滑动和滚动过程的有限元模型，在轮轨接触区利用接触单元法来建立接触。

In the analysis of the creep forces with Kalker theory of three-dimensional elastic bodies in rolling contact with non-Hertzian form, finite element method is first employed to determine differences of elastic displacement of wheel/ rail at the contact point.

在利用Kalker三维弹性体非赫兹滚动接触理论进行轮轨蠕滑力分析时，首先利用有限元方法确定了因轮轨的弹性变形而引起轮轨接触点处的弹性位移差。

In this dissertation, resorting to the model of thrust ball bearing, the effect of material characteristic on the distribution of rolling contact stress field about super hard material are simulated by utilizing commercialized software ANSYS.

本文应用大型有限元通用软件ANSYS作为分析工具，以推力球轴承为模型，借助于数值模拟技术研究了超硬涂层材料滚动接触行为，分析了材料特性对轴承滚动接触应力场的影响。

Elastic Displacement With Rolling Contact Area Between Worn Wheel and Rail

铁路磨损轮轨滚动接触的弹性滑移现象

The power calculation methods of three-roll planetary mill by using cone rolls are discussed. A series of formulas, including the deformation zone, contact area, rolling force and rolling torque, are presented for practical use.

论述了三辊行星斜轧机利用锥形轧辊轧制时的力能参数计单方法，包括变形区形状、接触线方程、接触弧长和接触面积，以及轧制力、轧制力矩的理论计算和数学模型。

These materials are suitable for fabrication of the cage of rolling contact bearings.

这些材料适宜于制造滚动轴承的保持架.

A theoretical analysis of asperity contact is conducted for rolling point contact under oil lubrication condition.

对油润滑条件下椭圆接触滚动表面的粗糙峰接触作了理论分析。

The rolling contact fatigue test for 45 steel samples is treated with salt-bath sulphonitrocarburizing. carried out. A P-S-N Plot is figured.

对45钢经盐浴硫氮碳共渗处理的大批试样，进行了滚子接触疲劳性能试验，绘出了P－S－N曲线，分析了接触疲劳断口形貌及破坏机理。

Synthesis of translation cam-follower systems with rolling contact Development of the CAM System Used for Bezier Cold Rolling Workpieces

纯滚动接触直动从动件盘形凸轮廓线设计Bezier辊弯工件CAM系统的设计与制造

The harmonic variation of the normal contact pressure or the maximum Hertzian pressure results in a wavy rolling contact surface profile.

不同的最大赫兹接触压力对残余应力和残余应变影响较大。

The rolling contact fatigue life was found to be markedly related the subsurface crack propagation angle.

理论分析和试验结果表明,接触疲劳寿命与次表面裂纹扩展角之间存在着明显的对应关系.

Tire road contact pressure distribution and cornering performance is concluded. 6. The combined pattern tire dynamic rolling at70km/ h speed in a horizontal road is simulated in ABAQUS/ Explicit.

得出了接地压力分布情况及侧偏性能。6.在ABAQUS/Explicit中模拟了组合花纹轮胎在水平路面上以70km/h速度动态滚动的情况。

Spline pair with rolling contact

滚动花键副

The contact geometry parameters and rigid creepages of wheelset and track in rolling contact are analyzed.

本文从数值方面详细分析了两种型面轮对和轨道在滚动接触过程的接触几何、蠕滑率和蠕滑力.

Calculation on Axial SiLding Field of Contact Area of Deformation in Skew Rolling

斜轧变形区接触面上轴向滑移场计算

Finite element analysis of rolling contact characteristics for radial tire with grooved tread patterns

有花纹的载重子午胎滚动接地性能有限元分析

The rolling contact theory of three-dimensional elastic bodies with non-Hertz form is utilized to determine the normal pressure and tangential traction on the contact surface of wheels and rails in rolling contact.

根据确定的轮轨接触几何参数和轮轨接触界面之间的蠕滑率，利用非Hertz滚动接触理论分析计算了锥型轮对和钢轨滚动接触斑作用力的分布。

It may decrease fatigue damage causing by rolling contact and side damage on track and prolong rail service life 0.5~ 1 time by means of grinding rail track.

通过对钢轨的修磨可减少由于滚动接触疲劳引起的钢轨损伤，减少钢轨侧面磨损，可延长钢轨的使用寿命0.5~1倍。

The film thickness is 1.63 μ p under pure rolling contact and is 0.93 μ m under sliding contact, respectively.

在纯滚动时凸轮副推程区的最小油膜厚度为1.63μm，纯滑动时最小油膜厚度为0.93μm。

Wheel-Rail Steady State Rolling Contact Analysis Based on ALE Finite Element Method

基于ALE有限元的轮轨稳态滚动接触分析

Shakedown Analysis of Rolling Contact Surface with Short-Wavelength Corrugation

钢轨短波长波浪形磨损的安定性分析

Theoretical Calculation and Simulation Analysis on Rolling Contact Area of External Spline Cold Rolling

外花键冷滚压精密成形滚压接触面积的计算与仿真分析