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- fatigue damage indicator 疲劳损伤指示器
- 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。
- 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。
- 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。
- 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。
- 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。
- But there are still some problems to be solved such as selection of neural network, determination of structural damage indicator and incompletion of measurement. 但实验数据不完备、结构损伤标识量的选取、神经网络的选定等问题没有得到很好的解决。
- 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。
- 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。
- 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 preliminaoy results show that the intensity parameter of the barkhausen noise is correlated with the fatigue damage. 本文提出采用巴克豪森法评定铁磁材料的疲劳损伤。
- The results show that multiaxial fatigue damage parameter presented in this paper may be used under either proportional or non proportional loading. 结果表明，本文所提出的多轴疲劳损伤参量既可用于多轴比例循环加载，也可用在非比例加载条件下。
- A new parameter of non-proportionality based on mean dislocation density and a fatigue damage parameter with a clear microphysical meaning were introduced. 给出了基于疲劳位错密度均值的非比例参量和具有明确微观物理意义的疲劳损伤参量。
- The relationship between damage variable D(K_1 ) and number of fatigue cycles (N) can be used to detect fatigue damage and to divine fatigue life tbr metal materials. 利用损伤变量D(K_1)和循环次数N的关系曲线,可以对材料进行疲劳损伤检测并对其疲劳寿命进行预测。
- Popp, H. G., Wilber, L. G., and Erdeman, V. J., "In Metal Fatigue Damage Mechanism, Detection, Avoidance and Repair (ed. S. Manson), " ASTM STP 495, (1971). 陈志宗;"疲劳裂缝镀镍修补探讨;"硕士论文;台湾大学机械工程研究所.;(1998)
- The testing results show that the factor Dfc derived is an appropriate criterion for evaluation of fatigue damage for metal materials and welding joints. 验证试验结果表明,临界疲劳损伤因子D_(fe)是评定金属材料及焊接接头疲劳破坏的适宜依据。
- RESEARCH ON A STRUCTURE DAMAGE INDICATOR 一种结构损伤指数的研究
- It is well suited for monitoring in line production in structural components for the aerospace about detection of damage and progressive fatigue damage. 从这个现象中获得的信息表明,它非常适宜应用到宇航结构件在生产线的无损检测和疲劳损伤预报。
- Domestic and international research of fatigue damage mechanism,test technique and fatigue life prediction of inservice railway steel bridges is summarized and forecasted... 本文对目前国内外有关钢桥的疲劳损伤机理、检测技术及疲劳寿命预测的研究做了总结和展望。
