This paper the J-integral computation of biaxial loading in center cracked sheets with elastic-plastic finite element method is given.
本文用弹塑性有限元法计算了中心裂纹板双向加载的J积分。
Welding deformations of a pipe-plate joint with holes after multi-pass welding are simulated using the thermal-elastic-plastic finite element method.
采用三维热弹塑性有限元法对管板接头的焊接变形进行数值模拟。
The J integral values in the vicinity of the crack tip in welded joints were numerically analyzed by using the plane stress elastic-plastic finite element method.
采用平面应力弹塑性有限元法研究了含有多部损伤的焊接接头裂纹尖端J积分的变化规律。
The effect of elastic modulus of adhesive on the str ess distribution in aluminium alloy single lap joint was investigated using elastic-plastic finite element method(FEM).
运用弹塑性有限元法，研究了胶粘剂弹性模量对含间隙的铝合金单搭接接头上应力分布的影响。
Chapter 2: basic theories about finite element method are introduced, basic formulas about elastic-plastic finite element method and elastic-plastic matrix are put forward.
第二章介绍了有限单元法的基本原理，详细推导了弹塑性有限元法的基本公式和弹塑性矩阵。
Based on the nonlinear, elastic-plastic finite element method theory, the modeling approach of the numerical simulation of incremental sheet metal forming was studied firstly in this project.
本课题基于非线性、弹塑性有限元理论方法，对金属板料渐进成形的数值模拟的建模方法进行研究。
The cross wedge rolling deformation process of shaft parts with eccentric section was simulated with three-dimension finite element soft LS-DYNA by using elastic-plastic finite element method.
利用三维弹塑性有限元软件L S- DY NA对一种典型偏心轴类零件楔横轧成形进行了数值模拟，分析了其成形过程、应力应变场分布及工艺特点。
Based on the elastic-plastic finite element method and strength reduction method, the stability of the rock slope behind the powerhouse of Jiudianxia hydroelectric station was studied and evaluated.
采用弹塑性有限元法和强度折减法，对九甸峡水电站厂房后岩体边坡进行稳定性计算分析和评价。
The crack tip stress-strain field of elastic-plastic materials are analysed by finite element method in the plane stress condition.
用有限元方法对平面应力条件下弹塑性材料的裂纹尖端应力应变场进行了计算。
In this paper, facing the convergent problem of plastic forming using large incremental step, we deduced the iterative formula used in analysis of elastic-plastic plate forming finite element method.
此文针对塑性成形有限元分析大增量加载的收敛性困难，推导了用于板料成形弹塑性有限元分析的牛顿一致迭代公式。
With the dynamic explicit elastic plastic finite element method, the unsteady deformation of the bite stage in slab rolling was simulated.
采用显式动力学弹塑性有限元方法，对平板轧制过程中咬入阶段的非稳定变形进行了数值模拟。
The energy principle is an important approach for solving the problems of elastic-plastic mechanics as well as the basis of finite element method.
能量原理是解决弹塑性力学问题的一个重要途径，它是有限元法的基础。
Using the theory of thermal elastic-plastic stress, this paper calculates the residual stress distribution in the heavy welded I-section by finite element method.
本文根据热弹塑性应力理论，用有限元法分析了厚板焊接工形截面柱的残余应力。
Besides that, on the basis of studying the elastic and plastic finite element method and mechanics knowledge, the paper analyze a steel continuous beam by the large analysis software ANSYS.
另外在研究弹塑性有限元法和力学知识基础上，利用大型有限元分析软件ANSYS对连续钢梁进行弹塑性分析，使塑性设计法的理论依据得以验证，并使认识更为直观。
In this paper, an edge-cutting AIA method is presented based on elastic-plastic large deformation finite element simulation theory.
针对板材三维冲压成形的切边回弹问题，提出了基于大变形弹塑性有限元数值模拟理论的切边处理AIA方法。
This paper presents the elastic plastic analysis results of mono strand anchor head by the finite element method.
本文采用有限元方法给出了单孔锚具的弹塑性分析结果，分析了摩擦系数对锚具性能的影响。
Based on the theory of elastic-plastic deformation, according to the finite element method, this paper presents a nonlinear analysis of the distribution of the soil pressure of the ditch conduit.
表明对大型沟埋式管道的上压力，采用弹塑性理论的非线性分析是比较符合实际的，其结果可供设计参考。
The thermal stress in magnetron sputtered al coating on uranium substrate was studied by thermal elastic plastic finite element method (FEM).
对铀表面磁控溅射沉积铝镀层的热应力进行了热弹塑性有限元分析。
Cyclic plastic strains are analyzed for the pressurized elbow subjected to symmetric out-of-plane bending with finite element method (FEM) and the assumption of elastic-perfectly plasticity (EPP).
利用有限元法，采用弹性理想塑性模型，对受对称面外弯曲的内压弯管进行循环塑性分析。
This paper presents a method for estimating the elastic-plastic dynamic J integral value by finite element analysis.
本文介绍用有限元估算弹塑性动态j积分值的方法。
The finite element method program is used to analyze the elastic-plastic strength of cones in one domestic construction.
对网架螺栓球节点中的锥头强度进行了弹塑性有限元分析，得出其应力分布、塑性区分布及极限承载力。
The calculation method of 3D elastic - plastic J - integral by using finite element method was explored, meanwhile, some key questions and techniques were introduced.
探讨了用有限元法计算三维弹塑性J积分的方法，并就一些计算的关键问题和技巧作了分析。
And ECAE process was simulated by 3-dimensional-elastic plastic method of finite element.
并对ECAE工艺过程进行了三维弹塑性有限元模拟。
A simple and useful fully automatic grid rezoning method, for unstructured triangular grids in the 2d finite element computation of elastic plastic fluid mechanics, is presented.
对二维弹塑性流体力学有限元计算中的非结构三角网格，提出了一种简单、实用的全自动网格重分方法。
In this paper the mechanism of plastic fatigue crack growth (PFCG) was analyzed and an appropriate criterion was proposed. Elastic-plastic (incremental) finite-element method was used to study PFCG.
本文分析了裂纹塑性疲劳扩展的力学机理，提出了裂纹塑性疲劳扩展的判据。
In this paper the mechanism of plastic fatigue crack growth (PFCG) was analyzed and an appropriate criterion was proposed. Elastic-plastic (incremental) finite-element method was used to study PFCG.
本文分析了裂纹塑性疲劳扩展的力学机理，提出了裂纹塑性疲劳扩展的判据。
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