滚动接触

TiC薄膜对轴承钢表面滚动接触疲劳寿命和力学性能的影响

Effects of TiC films on the rolling contact fatigue life and mechanical properties of bearing steel

基于ALE有限元的轮轨稳态滚动接触分析

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

航空轴承表面合成DLC薄膜的结构特征和滚动接触疲劳物理模型

Characteristics and Rolling Contact Fatigue Model of Diamond-like Carbon Films on Aerospace Bearing Surfaces

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

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

描述了一类平面2R机械臂的模型.滚动接触时机器人手的操纵

A 2R Planar Robot Manipulator is described . MANIPULATION PLANNING OF PLANAR ROBOT HAND WITH ROLLING CONTACTS

一种较好的评定硬质膜膜基结合强度的方法是采用以临界剪切应力幅Dc作为判据的滚动接触疲劳法。

A proper way to evaluate the interfacial strength of coatings is rolling contact fatigue test , in which the critical shear stress range Dc is employed for the criterion of the interfacial strength .

本文探讨了滚动接触产生的残余应力对Ⅱ型应力强度因子幅度（ΔK）的影响，此ΔKⅡ是指承受重复滚动接触轴承圈的次表层裂纹扩展驱动力。

This paper evaluates the effects of rolling-contact-generated residual stresses on the Mode ⅱ, cyclic stress intensity range Δ K , which is meant driving value of subsurface crack growth in a rim subjected to repeated rolling contacts .

研究了经不同热处理得到的C-Mn钢轨的滚动接触疲劳行为。

RCF ( Rolling Contact Fatigue ) behaviour of C-Mn steel rail with various heat treatment techniques has been studied .

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。

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 .

在滑动加滚动接触情况下，τ（XZ）是引起疲劳剥落的主要原因。

In the case of sliding and rolling contact , fatigue spalling is mainly caused by τ .

给出了滚动接触中常见体积力，如重力、旋转惯性力、热载荷作用下的MRM具体公式，为分析高速滚动接触作了准备。

The MRM formulation for gravitational , centrifugal , as well as thermal load , emerged from high speed rolling contact , is also given .

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。

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 .

并分别用Kalker三维弹性体非赫兹滚动接触理论和其被修正形式分析计算了高速机车单轮对牵引力矩。

The theory of Kalker and the modified theory were employed respectively to analyze the driving torque of a single wheelset .

并对部分试验结果同Kalker三维弹性体非赫兹滚动接触理论计算的结果作了比较。

Also a comparison between the results calculated with Kalker 's theory of three dimensional elastic bodies in rolling contact and the those obtained from test are made .

在相关额定寿命与最大接触应力的数值解基础上，基于最大主拉应力，构建了全新的si3N4陶瓷球的滚动接触疲劳寿命与接触应力的数学模型。

The tensile stress life model about silicon nitride ceramic balls was set up between rolling contact fatigue life and contact stress on the basis of the correlative numerical solution between the rating life and the maximum contact stress .

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 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 .

在摩擦功分析计算中利用了Kalker三维弹性体非赫兹滚动接触理论，并考虑了轮轨的结构变形的影响。

In the analysis of the friction work , Kalker theory of three dimensional elastic bodies in rolling contact with non Hertzian form is employed and the effects of structure elastic deformations of wheelset / track on the friction work are also taken into consideration .

研究中分析了不同深度下轮辋材料的硬度和显微组织差异，使用MMS-2A摩擦磨损试验机在冷却和非冷却条件下研究了不同轮轨试样摩擦副的滚动接触摩擦磨损性能。

The differences of hardness and microstructure among the materials at different depths of wheel rim were analyzed . The rolling contact wear properties of the frictional pairs of wheel / rail were studied by using a MMS-2A testing apparatus under the condition of cooling and no cooling .

标准线性粘弹性圆柱定常滚动接触问题的数值计算方法

Numerical method of steady rolling contact problem of a visco-elastic cylinder

铁路磨损轮轨滚动接触的弹性滑移现象

Elastic Displacement With Rolling Contact Area Between Worn Wheel and Rail

预加应力对滚动接触疲劳强度的影响

Effect of Tensile Residual Stresses on Fatigue Failure Of Rolling-Sliding Contact

曲率半径对钢轨滚动接触疲劳性能的影响

Effect of Curve Radius on Rolling Contact Fatigue Properties of Rails

滚动接触疲劳法评定硬质薄膜的结合强度

Rolling Contact Fatigue Test for Bonding Strength Evaluation of Hard Coatings

这些算法还推广到了滚动接触问题。

The algorithm is generalized to the rolling contact as well .

轮轨滚动接触疲劳现象分析

Overview of phenomena of rolling contact fatigue of wheel / rail

轨道结构参数对轮轨滚动接触应力影响

Effect of Track Structure Parameters on Rolling Contact Stresses of Wheel-rail

轮胎在水平路面上的自由滚动接触分析

The Contact Problem of the Free - rolling Tire on Level Road

具有滚动接触的多指手操作运动学及其算法

The kinematics and its algorithm for multi-fingered hand manipulation with rolling contacts

较高的硬度，在不增加滚动接触的一生。

A higher hardness does not increase the lifetime in rolling contact .

本文将虚拟接触载荷法推广应用到线弹性稳态滚动接触分析。

Analysis of the steady-state rolling of tires on the concreate pavement ;