ansys example0110 .pdf



Nom original: ansys-example0110.pdfTitre: ANSYSAuteur: EDB-Afdelingen

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Course in ANSYS
Example0110

ANSYS
Computational Mechanics, AAU, Esbjerg

Example – Cantilever beam

Objective:
Display the moment curve
Tasks:
Obtain values in intermediate points?
Create an element table?
Display the moment curve?
Topics:
Element type, pressure load, Element table/output, list

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

E = 210000N/mm2
n = 0.3
L = 1000mm
a = 10mm
b = 10mm
p = 10N/mm

2

Example - title
Utility Menu > File > Change Jobname
/jobname, Example0110

GUI
Command line entry
Enter: Example0110

Utility Menu > File > Change Title
/title, Cantilever beam

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

Enter: Cantilever beam

3

Example - Keypoints

Note: An empty #
result in automatic
numbering.

Preprocessor > Modeling > Create > Keypoints > In Active CS
/PREP7
# Keypoint number
General
format:
K,,,,
X Keypoint x-coordinate
K,#,X,Y,Z
Y Keypoint y-coordinate
K,,100,,
Z Keypoint z-coordinate
Press Apply

Enter 100 and
Press Apply
100

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

Note: An empty box
result in a zero. It is
allowed to enter 0.0
in each box.
4

Example - Numbering
Utility Menu > PlotCtrls > Numbering

Switch on Keypoint numbers

Press OK
ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

5

Example - Lines
Preprocessor > Modeling > Create > Lines > Lines > Straight Line
Create a line between Keypoint 1 and Keypoint 2.
L,1,2
HINT: By clicking with the righthand mouse button you shift
between the Pick/Unpick
function. This is indicated by
the direction of the cursor
arrow:
Pick: upward arrow
Unpick: downward arrow
Press OK or Cancel
to finish selection

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

6

Example – Element Type
Preprocessor > Element Type > Add/Edit/Delete

Press Add

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

7

Example - Element Type
Preprocessor > Element Type > Add/Edit/Delete

Press Options
Press Help to learn more about the
element.
ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

8

Example – Real Constants
Preprocessor > Real Constants > Add

Place the cursor
on the relevant
element and
press OK

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

9

Example - Real Constants
Preprocessor > Real Constants > Add

Press Close
to finish

Press OK
ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

10

Example - Material Properties
Preprocessor > Material Props > Material Models

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

Double Click
to step in the
material tree

11

Example - Material Properties
Preprocessor > Material Props > Material Models
Enter:
Modulus of elasticity

Click here
to Close

Enter:
Poisson’s ratio

Press OK

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

12

Example - Meshing
Preprocessor > Meshing > Size Cntrls > ManualSize > Lines > Picked Lines

Select/Pick
Lines to
specify
mesh size
for

Press OK when finish with selection
ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

Enter 1
13

Example - Meshing
Preprocessor > Meshing > Mesh > Lines

Select individual lines to be meshed by Picking

NB: It is often necessary to “Clear” the model for
example if Element Type is to be changed

Select all lines defined to be meshed

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

14

Example – Analysis Type
File > Write DB log file
Enter “example0110.lgw”

Solution > Analysis Type > New Analysis

Press OK

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

15

Example – Define Loads
Solution > Define Loads > Apply > Structural > Displacement > On Keypoints
Select keypoint 1
Select All DOF to fix/clamp the beam

Press OK
ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

16

Example – Define Loads
Solution > Define Loads > Apply > Structural > Pressure > On Beams
Select the line
Enter 10

Press OK to finish
ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

17

Example - Save
Display of Analysis model

Save the model

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

18

Example - Solve
Solution > Solve > Current LS

Press OK

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

19

Example - PostProcessing
General Postproc > Plot Results > Deformed Shape

Select “Def+undeformed”
and Press OK

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

20

Example - PostProcessing

Read Maximum displacement: DMX
ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

21

Example – Element Table

Press Add
ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

22

Example – Element Table

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

23

Example – Element Table

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

24

Example – Element Table

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

25

Example – Element Table

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

26

Example – Element Table

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

27

Example – Plot Line-Element

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

28

Example – Plot Line-Element

ANSYS
Computational Mechanics, AAU, Esbjerg

Example0110

29


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