Rolling contact fatigue of microalloying case carburized gear steels 微合金化渗碳齿轮钢的接触疲劳性能
Influence of rolling contact fatigue loads on stress intensity coefficients of rail surface contact fatigue crack 滚动接触疲劳载荷对铁轨表面接触疲劳裂纹应力强度系数的影响
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。
Even after long running periods under rolling contact, reached with ideal lubricating conditions, the chromium layer must not peel. 即使经过长时间滚动接触下运行期间,与理想的润滑条件达成,铬层不能剥离。
Analysis of Major Influencing Factors of Rolling Contact Fatigue Crack Initiation Life of Rails 影响钢轨疲劳裂纹萌生寿命的主要因素分析
Rolling Contact Fatigue Life Prediction Based on the Surface Integrity Induced by Grinding Process 基于磨削加工表面完整性的滚动接触疲劳寿命预测
The material stress in rolling contact results from the external loading of a bearing under contact pressure as well as from additional stresses of a mechanical, chemical or thermal nature. 材料的应力在滚动结果从外在负载下的轴承接触压力以及从附加应力的机械、化工或热性质。
Their point of tangency is called the pitch point, and since it lies on the line of centers, it is the only point at which the tooth profiles have pure rolling contact. 大小齿轮的接触点称为节点,由于节点位于中心线上,因此节点是齿形轮廓线上唯一做纯滚动接触的点。
It improves the rolling contact fatigue behaviour and the wear resistance, especially under mixed friction conditions. 它提高了滚动接触疲劳的行为和特别是在混合摩擦条件下的耐磨性。
Effect of Curve Radius on Rolling Contact Fatigue Properties of Rails 曲率半径对钢轨滚动接触疲劳性能的影响
Effect of diamond-like carbon films on the bearing steel surface mechanical properties and rolling contact fatigue life 类金刚石薄膜对轴承钢表面机械性能和滚动接触疲劳寿命的影响
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
A higher hardness does not increase the lifetime in rolling contact. 较高的硬度,在不增加滚动接触的一生。
Effect of Track Structure Parameters on Rolling Contact Stresses of Wheel-rail 轨道结构参数对轮轨滚动接触应力影响
Contact stress anslysis of rotary-support component under tractive rolling contact 回转支承构件牵引滚动接触应力解析
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 components are, as a rule, through-hardened by swiftly quenching the heated components in oil baths or salt baths. 在滚动接触组成部分,作为一项规则,通过硬的快速淬火油或盐温泉浴的加热元件。
The MRM formulation for gravitational, centrifugal, as well as thermal load, emerged from high speed rolling contact, is also given. 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。
Considering the tangent force of the rolling contact between driving wheel and test wheel is relative small, an equivalent radial force is used to replace the load from driving wheel. 考虑到试验中转鼓与车轮的滚动接触切向力比较小,仅以等效的径向压力施加到轮胎上。
Effect of wheel profile on rolling contact behavior of wheel/ rail and its selection 车轮型面对轮轨滚动接触行为影响及选用
Characteristics and Rolling Contact Fatigue Model of Diamond-like Carbon Films on Aerospace Bearing Surfaces 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
ANTI-FRICTION BEARING: All roller bearings are anti-friction devices; designed to prevent or minimize friction in machine operations through the use of rolling contact. 抗磨轴承:所有的滚动轴承都是抗磨轴承,通过滚动接触设计来防止或减少工作时产生的摩擦。
The result shows that rolling contact fatigue failures caused swap block defects of rail. 结果表明,掉块缺陷的形成是由于钢轨滚动接触疲劳伤损所致。
Mechanism on crack initiation and propagation of rail under rolling contact fatigue 滚动接触疲劳作用下的铁轨裂纹萌生与扩展机理
Influencing factor of velocity for dynamic simulation of wheel-track rolling contact for lorries with high speed 高速货车车轮扫掠力检测的动力学仿真速度影响因子的研究
Surface defects in ceramic bearing balls may significantly affect ball strength and reduce rolling contact fatigue lifetime. 陶瓷轴承球的表面缺陷会严重降低球的强度和滚动接触疲劳寿命。
The algorithm is generalized to the rolling contact as well. 这些算法还推广到了滚动接触问题。
RCF ( Rolling Contact Fatigue) behaviour of C-Mn steel rail with various heat treatment techniques has been studied. 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。
In this way the coupling effect between defects, crack and moving, rolling contact has been neglected. 这种处理忽略了缺陷、裂纹与移动、滚动接触之间的耦合效应。
Based on presented controlling velocity method, this thesis investigates wheel-rail rolling contact under inertia force. 在考虑惯性力的条件下,利用本文所提出的速度控制方法,模拟了轮轨滚动接触行为。