Post on 12-Nov-2018
Course in ANSYS
Example0102
Computational Mechanics, AAU, EsbjergANSYS
Example – Cantilever beam
E = 210000N/mm2
n = 0.3L = 150mmc = 100mma = 10mmb = 10mmF1 = 100NF2 = 10N
Objective:Display the moment curveTasks:Obtain values in intermediate points?Create an element table?Display the moment curve?Topics:Start of analysis, Element table/output,intermediate points, saving/restoring
Example0102 2Computational Mechanics, AAU, EsbjergANSYS
Example - titleUtility Menu > File > Change Jobname/jobname, Example0102 Command line entry
GUI
Enter: Example0102
Utility Menu > File > Change Title/title, Cantilever beam
Enter: Cantilever beam
Example0102 3Computational Mechanics, AAU, EsbjergANSYS
Example - KeypointsPreprocessor > Modeling > Create > Keypoints > In Active CS/PREP7K,,,,K,,100,,K,,150,,
General format:K,#,X,Y,Z
# Keypoint numberX Keypoint x-coordinateY Keypoint y-coordinateZ Keypoint z-coordinate
Note: An empty #result in automaticnumbering.
Example0102 4Computational Mechanics, AAU, EsbjergANSYS
Note: An empty boxresult in a zero.
Enter 0,0,0 andPress Apply for KP1 Enter 100,0,0 andPress Apply for KP2Enter 150,0,0 andPress Apply for KP3
Example - LinesPreprocessor > Modeling > Create > Lines > Lines > Straight LineCreate a line between Keypoint 1 and Keypoint 2 and so on.L,1,2L,2,3
Example0102 5Computational Mechanics, AAU, EsbjergANSYS
HINT: By clicking with the right-hand 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 Cancelto finish selection
Example – Element TypePreprocessor > Element Type > Add/Edit/Delete
Press Add Select Beam, 2D elastic 3
Example0102 6Computational Mechanics, AAU, EsbjergANSYS
Example - Element TypePreprocessor > Element Type > Add/Edit/Delete
Press Options
Change to “9 intermed pts”
Example0102 7Computational Mechanics, AAU, EsbjergANSYS
Example - Element Type
Press Help to launchthe documentation forthis element type.
Notice the key option number for later use
Remember MFORX, SMISC,6…66
Example0102 8Computational Mechanics, AAU, EsbjergANSYS
Example – Real ConstantsPreprocessor > Real Constants > Add
Place the cursoron the relevantelement andpress OK
Example0102 9Computational Mechanics, AAU, EsbjergANSYS
Example - Real ConstantsPreprocessor > Real Constants > Add
Press OKPress Close to finish
Enter cross-sectional data
Example0102 10Computational Mechanics, AAU, EsbjergANSYS
Example - Material PropertiesPreprocessor > Material Props > Material Models
Double Clickto step in thematerial tree
Example0102 11Computational Mechanics, AAU, EsbjergANSYS
Example - Material PropertiesPreprocessor > Material Props > Material Models
Enter:Modulus of elasticity
Enter:Poisson’s ratio
Click hereto Close
Example0102 12Computational Mechanics, AAU, EsbjergANSYS
Example - MeshingPreprocessor > Meshing > Size Cntrls > ManualSize > Lines > Picked Lines
Example0102 13Computational Mechanics, AAU, EsbjergANSYS
Select/PickLines tospecifymesh sizefor
Press OK when finish with selection Enter 1
Example - MeshingPreprocessor > Meshing > Mesh > Lines
Select individual lines to be meshed by Picking
Select all lines defined to be meshed
Example0102 14Computational Mechanics, AAU, EsbjergANSYS
Example – Analysis Type
Solution > Analysis Type > New Analysis
File > Write DB log fileEnter “example0102.lgw”
Press OK
Example0102 15Computational Mechanics, AAU, EsbjergANSYS
Example – Define LoadsSolution > Define Loads > Apply > Structural > Displacement > On Keypoints
Select keypoint 1
Select All DOF to fix/clamp the beam
Press OK
Example0102 16Computational Mechanics, AAU, EsbjergANSYS
Example – Define LoadsSolution > Define Loads > Apply > Structural > Force/Moment > On Keypoints
Select keypoint 2
Select FY
Press OK to finish Enter -100
Example0102 17Computational Mechanics, AAU, EsbjergANSYS
Example – Define LoadsSolution > Define Loads > Apply > Structural > Force/Moment > On Keypoints
Select keypoint 3
Select FY
Press OK to finish Enter -10
Example0102 18Computational Mechanics, AAU, EsbjergANSYS
Example - Save
Display of Analysis model
Save the model
Example0102 19Computational Mechanics, AAU, EsbjergANSYS
Example - SolveSolution > Solve > Current LS
Example0102 20Computational Mechanics, AAU, EsbjergANSYS
Press OK
Example - PostProcessingSolution > General Postproc > Plot Results > Deformed Shape
Select “Def+undeformed”and Press OK
Example0102 21Computational Mechanics, AAU, EsbjergANSYS
Example - PostProcessing
Example0102 22Computational Mechanics, AAU, EsbjergANSYS
Example – Element Table
Press Add to add the first data line
Example0102 23Computational Mechanics, AAU, EsbjergANSYS
Example – Element Table
Scroll down in this menu to find the line “By sequence number”
Example0102 24Computational Mechanics, AAU, EsbjergANSYS
Example – Element Table
6
Enter 6 as found in table 3.2
From table 3.2 MMOMZ, SMISC,6,66Press OK
Example0102 25Computational Mechanics, AAU, EsbjergANSYS
Example – Element Table
Press Add to add the second data lineExample0102 26
Computational Mechanics, AAU, EsbjergANSYS
Example – Element Table
Enter 66 as found in table 3.7
From table 3.7 MMOMz, SMISC,6,66Press OK
Example0102 27Computational Mechanics, AAU, EsbjergANSYS
Example – Element Table
Example0102 28Computational Mechanics, AAU, EsbjergANSYS
Example – Plot Line-Element
Example0102 29Computational Mechanics, AAU, EsbjergANSYS
Change to SMIS66Press OK
Example – Plot Line-Element
Example0102 30Computational Mechanics, AAU, EsbjergANSYS