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- contact fatigue damage 接触疲劳
- Rolling Contact Fatigue of Rails: What Remains to be Done? 钢轨滚动接触疲劳的进一步研究?
- Of gear foot and contact fatigue strength of gear profile. 齿根弯曲疲劳强度,齿面接触疲劳强度。
- Widespread fatigue damage(WFD) is an important concern in aging aircraft. 广布疲劳损伤(widespread fatigue damage,WFD)对老龄飞机是非常重要的问题。
- The damage of fretting scar edge was caused by adhesive wear,and the center part of fretting scar was damaged by abrasive wear and contact fatigue. 结果表明:在试验条件下,微动区边缘的损伤特征以粘着磨损为主,而微动区中部则以磨粒磨损和接触疲劳为主。
- Fatigue damage of steel wire has been monitored usi ng a coustic emission(AE) technique. 应用声发射(AE)技术对制绳钢丝疲劳损伤过程进行动态监测。
- Repetitive loading of bone causes fatigue damage,manifested as microscopic cracks within the tissue. 骨的重复负荷导致疲劳性损伤,表现为组织微裂隙。
- The failure forms of cold work roll including contact fatigue crack, spalling, inclusion crack and wear are discussed. 讨论了冷轧工作辊接触疲劳裂纹、剥落、夹杂物裂纹和磨损等失效形式。
- Research of biomimetic recovery for fatigue damage of engineering materials is a new and important branch of bionics. 工程材料疲劳损伤的仿生复效研究是仿生科学的一个新的重要分支。
- The paper analysed contact fatigue performances of vacuum degasification steel and common electric steel. 试验并分析了真空脱气钢和普通电炉钢的接触疲劳性能。
- Based on the calculated results, the fatigue damage by vortex induced vibration along a riser is predicted. 在此基础上计算了立管沿长度方向涡激振动引起的疲劳损伤。
- But the study on the rolling contact fatigue failure mechanism of super hard material coati-ngs is in grope. 但是目前对于超硬涂层材料滚动接触疲劳失效机理的研究还处于探索之中。
- The engineering practice indicated the improved design could solve the forepart fatigue damage problem very well. 工程实践表明，改进后的设计可以很好地解决连接件的早期疲劳损坏问题，并改善了连接件的变刚度特性。
- Results showed that contact fatigue property of carburized gear samples was better than that of nitrided gear samples. 试验结果表明，渗碳处理试样接触疲劳性能优于调质氮化的试样。
- Pressure impulse of airplane hydraulic system is one of important reasons which cause hydraulic component fatigue damage earlier. 摘要飞机液压系统的压力脉动是造成液压元件提前疲劳损坏的重要原因之一。
- Design of data measurement and control system was introduced for bearing balls rolling contact fatigue(RCF) life test rig. 介绍了疲劳试验机数据测量系统和控制系统的设计,主要阐述了数据采集方法和控制过程。
- A life prediction mod el for TBC was established for presenting the coupling effect of oxidation damage and thermal fatigue damage. 基于研究结果，建立了可以体现氧化损伤与热疲劳损伤耦合效应的寿命预测模型。
- 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。
- According to the electromagnetics principles, the definition of fatigue damage on electrical energy dissipation was presented. 根据电磁学原理,提出了基于电能耗散的疲劳损伤定义,指出其较能反映金属材料疲劳损伤的特征。
- The effects of direct-quenching heat-treatment through gas carburizing on the spot contact fatigue life of crosspiece and bowl was mainly studied. 采用气体渗碳直接淬火热处理工艺对力车轴档、轴碗进行接触疲劳寿命的影响试验。
