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Description: 结构应力计算（转贴）有限单元法基本原理和数值方法》一书的源程序-structural stress (04) finite element method and the basic tenets of Numerical Methods, "a book of the source
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Size: 6892 |
Author: 宋群梁 |
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Description: 通过三维有限元计算来研究含圆孔有限厚度板的圆孔边缘应力场,找出了应力集中系数与板的厚度、
圆孔半径之间的关系,同时还分析了圆孔边缘的三维应力约束程度和三维应力约束区域的大小. 研究结果表
明:离面应力约束系数在板的中面最大,而在表面为0 ,三维应力约束影响区域的长度约为板厚的一半 应力
集中系数沿厚度的分布是不均匀的,其最大值及位置与厚度有关 有限厚度板中面的应力集中系数及其最大
值均大于平面应力或平面应变的应力集中系数 对含圆孔任意厚度板的应力集中问题,按平面应力或平面应
变来考虑是不安全的 Sternberg 等人对含圆孔任意厚度板的应力分布及应力集中系数的近似三维求解,仅适
用于厚度较小的板,当板超过一定厚度时同样也是不安全的.
关键词: 应力集中系数 有限元分析 有限厚度板-through 3D FEM to study with limited thickness of plate hole hole edge of the stress field, identify the stress concentration factor with the plate thickness, the radius hole of the relationship between also analyzed the edge of the hole three-dimensional and three-dimensional stress extent constrained the size of the area. The results showed : Stress from the restrictive factor in the board faced the greatest, and the surface of 0, the three-dimensional effect of the length of the regional thickness of about half of the stress concentration factor along the thickness of the distribution is uneven, and the location of its maximum thickness and the limited thickness of the slab surface stress concentration factor and the maximum value is greater than or plane stress level plane strain, the
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Size: 59710 |
Author: 张开 |
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Description: ansys 分析 圆环的受力:一个的圆环,受一对过直径的集中 应力, 作用下发生1mm的压缩量（如图所示）。已知材料的弹性模量E＝2.0GPa，泊松比为0.3。用平面应力单元PLANE82分析圆环内部的应力分布情况-ansys analysis by the Circle : A Circle and the one across the diameter of the concentrated stress, occurred under 1 mm compression volume (as shown). Known material elastic modulus E = 2.0GPa, Poisson's ratio of 0.3. Plane stress analysis modules PLANE82 Circle internal distribution of the stress
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Size: 991 |
Author: 陈明 |
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Description: 平面应力计算Fortran源程序，平面8节点等参元。-plane stress calculation Fortran source, the plane eight-node isoparametric element.
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Size: 5142 |
Author: 李凤志 |
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Description: < 有限单元法>>,王勖成编,书后附录源代码,
featp,可以求解平面应力弹性问题,平面应变,轴对称的实体单元和MINDLIN板问题,仅仅提供其求解器代码,前后处理没有,因为这50多页已经够难抄写的了.已经通过CVF6.5的编译,但是结果对否,未验证过.-Finite element method, written by Wang Xucheng, source code in appendix, FEATP, This program can solve the elastic problem of plane stress,
plane strain,axisymmetric solid and mindlin plate, just providing the solver code, preprocess and postprocessing code is missed here, because There is more than 50 pages of source code . has passed the compiling of CVF6.5 compiler , but the result is not verified by me.
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Size: 13312 |
Author: wjl |
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Description: 以上上传的内容是有关于平面应力分析的程序-From the contents of the above is on the plane stress analysis program
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Size: 4096 |
Author: laizhenyu |
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Description: 用于计算平面应力的Fortran程序源码-Used to calculate the plane stress of the Fortran source program
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Size: 10240 |
Author: txliu007 |
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Description: PLANE STRESS FOR VON MISES
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Size: 2048 |
Author: AMIR |
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Description: Plane Stress with body and point loads, T3 triangle XY COORDINATES CLOSED FORM INTEGRALS
Change E_e to get Plane Strain-Plane Stress with body and point loads, T3 triangle XY COORDINATES CLOSED FORM INTEGRALS
Change E_e to get Plane Strain
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Size: 7168 |
Author: 丰 |
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Description: !本程序主要用来解决二维平面应力弹性问题（带厚度），在f90上调试通过。
!包含主程序STRESS和三个字程序ELSTMX(KK)、MODIFY、DCMPBD和SLVBD
!主程序主要进行基本的输入输出以及最大半带宽的计算，组装总体刚度矩阵计算的应力应变值
!子程序elstmx(kk)计算刚度系数矩阵，生成第kk单元的刚度矩阵k
!子程序MODIFY输入节点的集中力，边界节点的位移，对总体刚度矩阵和位移数组和节点力数组作修改
!子程序DEMPBD用高斯消元法将半带宽的矩阵变成上三角阵
!子程序SLVBD为总体矩阵的回代求位移向量-! The program is mainly used to solve the two-dimensional plane stress elasticity problems (with thickness), the f90 debugging through. ! Contains the main STRESS and words program ELSTMX (KK), MODIFY, DCMPBD and SLVBD! Main program for basic input-output and maximum half bandwidth calculation, the overall stiffness matrix assembly calculated stress and strain values! Subroutine elstmx ( kk) calculate the stiffness coefficient matrix to generate a first kk element stiffness matrix k! subroutine MODIFY input node of concentration, the displacement boundary nodes, the overall stiffness matrix and nodal force and displacement array array modified! subroutine DEMPBD using Gaussian elimination element method for the semi-bandwidth matrix becomes upper triangular matrix! subroutine SLVBD overall matrix for the displacement vector DD back intercessions
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Size: 10240 |
Author: 54654564 |
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Description: PLANE STRESS FOR VON MISES
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Size: 2048 |
Author: athehad |
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Description: 求解直角坐标系下弹性力学平面问题，输入文件包括材料属性、三角网格坐标、单元节点组成以及约束和载荷。-Solving the problem of elasticity plane Cartesian coordinate system, input includes material properties, triangular grid coordinates, the cell nodes as well as constraints and loads.
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Size: 3072 |
Author: 何泽洲 |
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Description: 本文通过对平面应力/应变问题的简要理论阐述，使读者对要分析的问题有大致的印象，然后结合两个实例，通过MATLAB软件的计算，将有限元分析平面应力/应变问题的过程形象的展示给读者，让人一目了然，快速了解有限元解决这类问题的方法和步骤！-Based on plane stress/strain issue brief theoretical explanation, the problem to be analyzed so that readers have a general impression, and then combined with two instances, by calculating the MATLAB software, the finite element analysis of plane stress/strain problems in the process image presented to the reader, makes clear, a quick overview of the finite element method to solve such problems and steps!
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Size: 87040 |
Author: king |
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Description: plane stress fem code
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Size: 23552 |
Author: Kiran11
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Description: plane stress problem FEM code
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Size: 4096 |
Author: Kiran11
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Description: matlab code for finite elemet method
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Size: 827392 |
Author: elkadmiri |
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Description: PROGRAMME FORTRAN PLANE STRESS
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Size: 1024 |
Author: ZOSA |
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Description: Plane stress code matlab
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Size: 22528 |
Author: fakosi |
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Description: 平面应力、平面应变以及轴对称问题的弹塑性分析(PROGRAM FOR THE ELASTO-PLASTIC ANALYSIS OF PLANE STRESS,
PLANE STRAIN AND AXISYMMETRIC SOLIDS)
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Size: 14336 |
Author: liujundlut |
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Description: PLANE STRESS的umat子程序(PLANE STRESS umat subroutine)
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Size: 1024 |
Author: 湿答答的人 |
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