Ansys
Contents
I. Starting Ansys
Open an xterm window. Type the following in xterm to open Ansys.
/data/ansys52/bin/xansys52
Choose Iteractive from the main menu. Change working directory to:
/data/users/username
Choose run and hit enter at the prompt.
II. Importing the Part
FILE -> Import
Select the name of your file. This file was copied into your directory when you exported the file while in ProEngineer
RED PROMPT WINDOW -> Okay
In the prompt, type:
aplot
Your drawing graphic should appear in the graphics window.
In the prompt, type:
/face,norm
This enable the part to be meshed by Ansys.
III. Preprocessing
To open the preprocessor, type the following in the prompt.
/prep7
To set the proper element type for the part, type the following in the prompt.
et,1,82
PREPROCESSOR ->Materials Props
ISOTROPIC -> Okay
Enter Young's Modulos for the material.
PLOTCTRLS -> Pan-Zoom-Rotate
This allows you to view the part in different angles.
IV. Meshing the Part
If you are changing an existing mesh, then clear the existing mesh first.
ANSYS MAIN MENU -> Preprocessor
PREPROCESSOR -> Clear
CLEAR -> Areas
Click on the interior of the meshed area.
In the ANSYS Input prompt type:
aplot.
Now set some parameters that determine the element size.
ANSYS MAIN MENU -> Preprocessor
PREPROCESSOR -> Shape & Size
SHAPE & SIZE -> Default Elemsize
To put in a low resolution mesh, set MINH to 2 and ANGH to 28.
To put in a high resolution mesh, set MINH to 4 and ANGH to 10.
In the prompt, type:
amesh, all
Wait for the meshing to be completed.
V. Applying Conditions and Loads
SOLUTION -> Apply
APPLY -> Displacements
DISPLACEMENTS -> Symmetric B.C.
SYMMETRIC B.C. -> On Lines
Click on the horizontal and vertical lines that meet the arc, then click Okay
PREPROCESSOR -> Select Loads
SELECT LOADS -> Apply
APPLY -> Pressure
PRESSURE -> On Lines
Enter a pressure of -1.
VI. Solution
In order for Ansys to solve the problem, type the following:
/solu
A new prompt should appear, then type the following:
solve
A solution should be reached.
MAIN -> General Postprocessor
The postprocessor has various viewing options for the results.
You can now exit Ansys, choosing to save if you wish.
MAIN -> Exit
Comments and Questions