局部应力应变,local stress and strain
1)local stress and strain局部应力应变
1.The finite element method andlocal stress and strain method were used to obtain the crack initi- ation life under fatigue load of each pit.基于有限元理论并结合局部应力应变法,得到了确定尺寸腐蚀坑底部在疲劳载荷作用下产生非扩展裂纹的萌生寿命值;采用断裂力学模型通过求解数值积分和非线性方程,得到了微裂纹扩展到极限尺寸的寿命值和等效裂纹的尺寸;采用神经网络技术建立了腐蚀坑尺寸与等效裂纹尺寸之间的非线性映射关系。
2.Approximate calculation oflocal stress and strain under multiaxial stress state is conducted with the Neuber and Glinka methods.根据弹塑性力学基本原理 ,建立了单轴与多轴应力应变之间的关系 ,应用多轴Neuber法和Glinka法 ,计算了圆棒结构件应力集中处的应力应变 ,并与弹塑性有限元结果进行了比较 ,分析表明 :多轴应力状态下直接采用单轴近似算法会产生较大误差 ,采用多轴Neuber法及Glinka法计算得到的局部应力应变结果与弹塑性有限元结果比较接近。
英文短句/例句
parison of Neuber"s Rule and FEM for Local Stress-strain局部应力应变Neuber法与有限元求法的比较
2.Heavy port crane fatigue life prediction by the local stress/strain method基于局部应力应变法的大型港口起重机疲劳寿命估算
3.Numerical Analysis on the Local Stress and Local Deformation in Multi-point Stretch Forming多点拉形中局部应力与局部变形的数值分析
4.Influencing factors on local stress-strain responses of notched specimen缺口件局部应力-应变关系影响因素的研究
5.Study on the Stress-strain Characteristics of Soils with Triaxial Test Based on Local Deformation Measurement;基于三轴试样局部变形测量的土体应力应变特性研究
6.Alternating stress produced by alternating dynamic ice force evidently results in the partial fatigue failure.交变冰力引起的结构交变应力必将导致结构的局部疲劳损伤。
7.The Photoelastic-plastic Analysis of Local Stress Field in the Circular Aperture Edge for the Strain Hardening Material应变硬化材料圆孔边局部应力场的光弹塑性分析
8.APPLICATION OF FRACTURE MECHANICS AND BEM TO STRAIN LOCALIZATION PROBLEMS IN A FINITE BODY断裂力学及边界元法在有限体应变局部化问题中的应用
9.The Local Plastic Stress and Strain Computation of Some Motor Shaft under Preheating Condition Based on ANSYS;基于ANSYS的电机主轴预加热局部塑性应力应变计算
10.Analytical approach for prestressed anchor embedded in non-homogeneous stratum based on Winkler"s assumption基于局部变形理论的非均质地层中预应力锚固受力分析
11.Loca stress analysis of anchorage zone saddle of part cable-stayed bridge部分斜拉桥鞍座锚固区局部应力分析
12.From this point of view the effect of gravity is regarded as a local distortion in the geomtry of space.从这个观点来说，引力的效应可以看成是空间几何中的局部形变。
13.Research and Application of PD Test Technology for Power Transformer Based on UHF Method基于超高频法的电力变压器局部放电检测技术的研究与应用
14.The generalized plastic mechanics is not adaptable to explain the geo-tech strain localization.广义塑性力学不适宜于解释岩土应变局部化现象。
15.Investigation of Mechanical Properties of Geomaterials Based on DEM Simulation and Theories for Strain Localization Analysis;基于离散元模拟的岩土力学性能研究及应变局部化理论分析
16.It is important that the dependence of the burning rate on both the local reactant character and the local gas dynamic environment be adequately represented.恰当地表示燃烧速率随局部反应物特性和局部气动力环境的变化关系是很重要的。
17.Assessment of Left Ventricular Myocardial Function by Two Dimentional Strain and Strain Rate;二维应变及应变率评价冠心病左室局部功能
18.Leading Cadres Should Strive to Raise Their Ability to Control Overall Situation;领导干部应努力提高驾驭全局的能力
相关短句/例句
local stress strain method局部应力应变法
1.As we know, it is very hard to get an accepted accuracy in high cycle fatigue life prediction by thelocal stress strain method.以往用局部应力应变法计算结构高周疲劳寿命不好的主要原因是在损伤与寿命计算中没有考虑缺口应力梯度等因素的影响。
2.This paper introduces the method and steps of thelocal stress strain method to analyze the fatigue with the application of ANSYS,uses this method to analyze and calculate the fatigue-life of the press-sensor shaft both before the optimization and after the optimization to give the basis of the judgement of how the optimization influences the fatigue damage of the shaft.详细介绍了疲劳分析中的局部应力应变法分析方法和步骤,同时结合ANSYS,运用局部应力应变法中的稳态法对优化设计前后的压力传感器轴销分别分析、计算出了疲劳寿命,为优化设计对其抗疲劳性能的影响提供了客观的判断依据;对一般零部件的疲劳寿命的计算也有一定的参考价值。
3)local stress-strain method局部应力-应变法
1.Based on thelocal stress-strain methodof notched component with even property and line elastic fracture mechanics method,and bytaking into account the variabilities due to welding such as geometrical shapes, residualstresses and material properties etc.基于均质缺口件的局部应力－应变法和线弹性断裂力学方法，通过考虑焊接过程中几何形状、残余应力和材料特性等因素的变化，建立了焊接接头低周疲劳寿命估算的一般技术流程。
2.The life prediction methods of notched specimen are reviewed,especially on nominal stress approach,local stress-strain method and stress field intensity approach.概述了含缺口构件疲劳寿命预测方法,重点介绍了名义应力法、局部应力-应变法和应力场强法,总结了这些方法预测含缺口构件疲劳寿命的原理、应用方法、适用范围、优缺点,并介绍了近几年来这些预测方法在国内外的研究现状和进展。
4)local stress-strain method局部应力应变法
1.The blade fatigue damage during start-up is computed by means oflocal stress-strain method.应用局部应力应变法估算6号机组启动过程对叶片疲劳的损伤,结果表明6号机组在启动26次左右就有可能出现裂纹,得出启动中引起的叶片中过大动应力是叶片开裂的主要原因。
2.The fatigue life is obtained by using specimens without crack and by a special analysis based onlocal stress-strain method in which remembrance characteristics are considered.采用无裂纹缺陷试件进行疲劳试验得到试件的疲劳寿命,同时利用考虑了记忆特性的局部应力应变法对试件的疲劳寿命进行定量分析。
3.Local stress-strain method was applied to determine fatigue crack initiation life of engineering structure or components.采用局部应力应变法预测复杂载荷下结构或构件的疲劳裂纹形成寿命 ,最关键的是疲劳缺口系数Kf 的确定。
5)Local stress strain method局部应力-应变法
1.Based on the local stress strain method, the fatigue life of large bellows expansion joints is predicted.鉴于大型波纹管膨胀节全尺寸疲劳寿命试验在工程上实现的困难性，研究了基于局部应力－应变法预测大型波纹管的疲劳寿命。
6)local stress-strain局部应力-应变
1.But when the common Neuber s local stress -strain method is used it is necessary to establish a new coordinate origin and to resolve two nonliner equations to each nominel stress reversal.近年来局部应力-应变法在疲劳寿命预测中,越来越受到人们的高度重视。
延伸阅读
局部的局部的在医学上指机体的某一部分。
