ANSYS中SHELL181单元使用详解：壳单元仿真

题目

如图所示有一金属水箱，高1m，长X宽为2mX2m，顶部开口，底部可近似为与地面全约束，计算该水箱在装有整箱水时，在静水压力下的变形和应力。 弹性模量 为2.1X10^11Pa，泊松比为0.3，水箱板厚5mm，重力加速度为9.8m/s^2，水的密度为1000kg/m^3，不考虑水箱自重。要求：选用SHELL181单元，单元边长度为0.1m

Main Menu>Preprocessor

>Element Type>Add/Edit/Delete>Add>Shell>3D 4node 181

>Material Props>Material Models>Structural>Linear>Elastic>EX:2.1e11, PRXY:0.3

>Section>Shell>Lay-up>Add/Edit>Thickness:0.005

>Modeling>Create>Volumes>Block>By Dimensions>X1:1, Y1:1, Z1:1, X2:-1, Y2:0, Z2:-1

>Modeling>Delete>Volumes Only

>Modeling>Delete>Areas Only

>Meshing>Size Cntrls>Manual Size>Global>Size>SIZE:0.1

>Meshing>Mesh>Areas>Free

Main Menu>Solution

>Define Loads>Settings>For Surface LD>Gradient>SLOPE:-9800, Sldir:Y direction, SLZER:1

>Define Loads>Apply>Structural>Displacement>On Areas

    按图片所示来限制自由度
   

>Define Loads>Apply>Structural>Pressure>On Elements

>Solve>Current LS

Main Menu>General Postproc

>Read Results>First Set

>Plot Results>Deformed Shape>KUNhttps://www.gofarlic.comDef + undeformed

>Plot Results>Contour Plot>Nodal Solu>DOF Solution>Displacement vector sum>Undisplaced shape key:Deformed shape with undeformed model

>Plot Results>Contour Plot>Nodal Solu>Stress>von Mises stress>Undisplaced shape key:Deformed shape with undeformed model

Toolbar

>POWRGRPH>PowerGraphics:OFF

免责声明：本文系网络转载或改编，未找到原创作者，版权归原作者所有。如涉及版权，请联系删