局部应力

  • 网络local stress;localized stresses
局部应力局部应力
  1. 球形容器角变形及其局部应力的一个理论分析

    A theoretical analysis of angular deformation and local stresses in spherical vessels

  2. 接管弯矩在筒体中引起的局部应力

    Local stresses in cylindrical vessels due to moment on nozzle

  3. 应用ANSYS软件分析提篮拱桥锚下局部应力

    Analysis of Local Stress under Anchorage of Arch Bridge with Carriers by ANSYS Software

  4. 带U形缺口梁弯曲的局部应力和极限载荷的工程计算方法

    An Engineering Method for Calculating Local Stress and Ultimate Load of Flexural Beam with U-shaped Notches

  5. 相对Miner法则和局部应力应变法结合预测复杂载荷下构件的疲劳寿命

    Fatigue life prediction under complex load using local strain approach and relative miner 's rule

  6. 而Fe,Cr等元素会与Al,Si形成粗大的杂质相,引起局部应力集中,导致材料塑性下降。

    Fe , Cr and other elements react with Al and Si forming coarse impurity phases thereby the stress concentration and decrease in the ductility are caused .

  7. 利用ANSYS有限元程序对该桥边跨端部锚固区梁段进行局部应力分析,研究该部分的局部受力性能。

    Then we used ANSYS finite element program to calculate the local stress in anchorage zone of the border span and analysed its local mechanical characteristic .

  8. 液化气体运输半挂车V型支座边角处罐体的局部应力计算,是把长的V型支座转化为多个符合局部应力计算条件、排列整齐的短支座。

    Local stress calculation for the " V " type support corner of liquefied gas transport tank trailer is transform long support into short supports that accord with calculation condition of local stress and arrange orderly .

  9. 使用Taylor多项式计算局部应力应变的均值和方差,并求出构件疲劳萌生寿命的均值和方差。

    Taylor Polynomials are constructed to calculate the mean value and variance of local stress and local strain . The mean value and variance of component fatigue life is also obtained .

  10. 应用国际上广泛使用的大型通用有限元分析程序SuperSap对600t高速铁路箱梁架桥机JQ600进行了整体和局部应力计算及稳定性分析,其中关键部位的局部应力计算结果与实测结果接近。

    Overall and local stress calculation and stability analysis is conducted of the 600 t high-speed railway box-bridge erecting machine using internationally popular general large FEA software Super SAP .

  11. 接头型式不同导致焊接接头局部应力集中有较大差异,因而对采用名义应力幅值表示的S-N曲线有明显影响。

    In addition , the different joint geometries lead to the difference of local stress concentration of welded joints , so nominal stress S-N curve is affected evidently .

  12. 本文还对此类桥梁应力复杂的节点和以PBL剪力键为连接件的钢&砼桥面板进行了局部应力分析,以防止桥梁局部结构损坏,为局部结构优化设计提供参考。

    To prevent the local failure of structure and offer reference for optimums structural design , and the distribution of Local stress were get through simulating node with complex stress and Steel-concrete composite deck with PBL .

  13. 利用有限元分析程序ANSYS,分别对锚固板和转向板进行了三维建模和局部应力分析,分析结果可以为相关桥梁工程的加固设计和施工提供依据。

    By the use of software ANSYS , both anchorage plate and deflecting plate are three-dimensionally modelled and local stress in them are analyzed in this paper , and the results presented may provide a basis for the relative rehabilitation design and construction of bridge engineering .

  14. 通过将数理统计方法与SFRC非线性超弹性本构模型结合,只要知道了材料破坏的局部应力-应变信息,就可以预测SFRC的应力-应变全过程曲线。

    After combining mathematical statistics method with the nonlinear hyper-elastic constitution model for SFRC , the complete stress-strain curve of SFRC may be prognosticated by using a part of the data of stress - strain .

  15. 通过对单调和循环加载下中心孔缺口试样的3-D有限元数值模拟,研究了缺口多轴局部应力、应变响应及其随名义应力(幅)的变化规律;

    By analyzing the local stress and strain of the notched specimen with a centre hole subjected to monotonic and cyclic loading using 3-D elasto-plastic finite element , the multiaxial mechanical responses of the notched specimen as well as their changes with the nominal stress ( amplitudes ) were investigated .

  16. 采用局部应力应变方法,根据AAR机务规范的载荷谱以及大秦铁路实测载荷谱对车钩、钩尾框进行了裂纹萌生寿命计算,并将两种载荷谱计算结果和实际寿命进行了比较分析。

    According to the AAR spectrum and test spectrum of Da-Qin Railway , the crack initiation life is estimated using local stress-strain method and comparison of computed results and actual life is processed . 3 .

  17. 目前,钢桁架结构测试技术主要有:电阻应变片传感器、光纤传感器、振弦传感器、局部应力解除法、MAE磁声法、磁弹法等。

    At present , the cardinal measuring and testing technique of steel truss can be listed as follows : resistance strain-gauge transducer , optical fibre sensor , vibrating string sensor , partial stress releasing method , MAE magnetic-acoustic farad and magneto-elasticity means .

  18. 沿海地区Isr、TDM的低值区、带受地壳厚度的控制,内陆的低值区、带可能与局部应力场导致的拉张减薄有关。

    The low Isr band occurring in the coastal region of Zhejiang and Fujian Provinces was related to the thickness of crust , and the low Isr regions in the inland were caused by the local pull apart of the continental lithosphere .

  19. 起裂时问通过RKR局部应力断裂准则获得,结合计算得到的动态应力强度因子冲击响应曲线,最终得到材料动态断裂韧性,并验证了其有效性。

    Dynamic stress intensity factor impulse response curves are obtained . The dynamic initial fracture time , tf , can be received by RKR local stress fracture criterion . The material dynamic fracture toughness is successfully obtained from numerical simulation .

  20. 预测疲劳裂纹形成寿命的局部应力应变方法之评述

    Review of Local Stress-Strain Approach for Predicting Fatigue Crack Initiation Life

  21. 大吨位预应力时混凝土局部应力的测试与分析

    Measuring and Analysis of Local Stress in Concrete under Heavy Prestressing

  22. 三点计数法在局部应力应变法中的应用

    The application of three points method in the local stress-strain approach

  23. 某斜拉式桁架桥节点局部应力仿真分析

    Local Stress Simulation Analysis at Node of One Inclined Truss Bridge

  24. 多轴应力状态下的局部应力应变近似计算方法及其应用

    Approximate Calculation of Local Stress and Strain under Multiaxial Stress State

  25. 钢纤维管片接头局部应力的数值模拟试验

    Numerical modeling tests on local stress of SFRC tunnel segment joints

  26. 随机疲劳寿命预测的局部应力应变场强法

    Method of local stress-strain fieid intensity for random fatigue life prediction

  27. a点局部应力分析与球罐优化设计

    Local stress analysis on point a and optimal design for spherical tank

  28. 带缺口空心圆轴弯曲局部应力的计算

    Calculation of Bending Local Stress of A Hollow Cylindrical Shaft With Notch

  29. 局部应力应变法在紧线器研制中的应用

    Application of Local Strain Approach in Developing Mounting Strain Clamps

  30. 连续刚构桥锚固区局部应力的研究

    Investigation on Local Stresses in Anchorage Zone of Continuous Rigid Frame Bridge