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- Estimation of Fatigue Life of Steel Structure for Tower Crane 塔式起重机钢结构疲劳寿命估算
- Estimation of fatigue life of model WK-10 shovel bucket bar WK-10挖掘机斗杆疲劳寿命估算
- Estimation of fatigue life of pressure piping system under random excitations 随机激励下高压管道的疲劳寿命分析
- Measurement and estimation of fatigue life of portal crane metal structure 门座起重机金属结构疲劳寿命测试与估算
- ESTIMATE OF FATIGUE LIFE OF HEAT EXCHANGER SHELL 换热器壳体结构的疲劳可靠性估算
- Estimation of Fatigue Life of Submarine Pressure Hulls Using Random Model of Crack Propagation 用裂纹扩展随机模型估算潜艇耐压壳体的疲劳寿命
- Keywords Subnormal frequency operation;Stress amplitude;Stress ratio;Fatigue fracture;Estimation of fatigue life; 低周疲劳;应力幅;应力比;疲劳断裂;疲劳寿命估算;
- estimation of fatigue life 疲劳寿命估算
- The methods of fatigue life estimation are given, includinggeneral method, nominal stress method, DFR method and local stress-strain method. 论述了几种疲劳寿命计算方法,其中包括通用方法、名义应力法、结构细节疲劳额定值(DFR)法和局部应力应变法;
- Design of minitype SCFE system and estimate of fatigue life on its key part 小型SCFE系统设计及其关键部件疲劳寿命的估算
- The calculation example about the fatigue life estimation of the 1.5MW variable speed pitch regulated wind turbine blade showed that the GRP blade fatigue life estimation method brought forward is and feasible reliable. 通过所设计的1 5兆瓦变速变桨距风力机叶片疲劳寿命估计的算例表明,本文提出的玻璃钢叶片疲劳寿命估计方法是可靠和实用的。
- Corrosion results in decrease of metal fatigue life and overload can result in prolonging of fatigue life. 腐蚀会降低材料的疲劳寿命而超载则对疲劳寿命有增益作用。
- The fatigue crack growth rate is the core for predicting fatigue life by use of fatigue crack propagation(FCP) theory. 疲劳裂纹扩展率表达式是采用疲劳裂纹扩展理论预报疲劳寿命的核心。
- This paper research on key issues of application of fatigue life gage on long-span steel bridge fatigue monitoring. 本文就其应用于大型钢桥的疲劳损伤监测要解决的关键问题进行了研究。
- The fractographs of specimen are analyzed by SEM,and the mechanism of fatigue life improvement is discussed. 利用扫描电镜对试样断口进行了观察和分析,并对疲劳寿命提高机制进行了讨论。
- His estimation of their arrival time is not far off. 他对他们到达时间的估计基本准确。
- The thesis provides fatigue life whose possibility is 95% or 50%. The analysis results of fatigue life and weak elements agree with fact. 本论文分析了该泵车可靠度为95%25和50%25的疲劳寿命，分析结果与泵车长期使用总结出的疲劳寿命基本吻合，且分析结果疲劳寿命薄弱部位在泵车实际工作中基本都产生过疲劳裂纹。
- The numerical method of fatigue analysis based on FEA is discussed. And the evaluation of fatigue life in bolster design has been given using I-DEAS. 讨论了基于有限元技术的疲劳分析数值方法，并用I-DEAS的疲劳寿命评估模块对货车转向架的摇枕进行了疲劳寿命评估。
- His estimation of their arrival time was not far off. 他对他们到达时间的估计基本准确。
- The fatigue test results show that the higher shock impedance of overlays,and the higher laser power density,the greater the increase of fatigue life of aluminum alloy. 疲劳试验结果表明：约束层冲击阻抗越大，激光脉冲功率密度越高，铝合金激光冲击处理后疲劳寿命的提高越显著。
