Beer & Johnson - Ansys Workbench
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ANSYS Workshop 2 Structural Analysis
Brought to you by APSS
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Agenda
• Learning Objectives: – Engineering Data
• Creating new material
– Analysis • Using the Fixed boundary condition
• Applying the Displacement boundary condition
• Extracting result using Probe (Force Reaction)
• Extracting result for Normal Stress
– Transferring Data • Create and restore an archive (not shown in presentation
slides)
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Workbench Environment
ANSYS Workbench Environment window
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Selecting Analysis System
Double click Static Structural
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Engineering Data
1. Rename the template to remind yourself about the analysis
2. Double click Engineering Data Cell
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Changing Data
1. Click Structural Steel
2. Select Poisson Ratio value and make it zero, as this is not required in the problem
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Adding A New Material
Click the empty cell below Structural Steel to add a new material
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Type in Brass as it is the second material required in the problem
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Adding Properties
Double click Density from Physical Properties
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Adding Properties
Double click Isotropic Elasticity from Linear Elastic
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Returning Back To Project
1. Type in the values of Density, Young’s Modulus and 0 for Poisson’s Ratio Make sure the unit is changed to psi before entering the Young’s Modulus
2. Click this icon to return to the main window
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Importing Geometry
Right click Geometry Cell and select Browse
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Importing Geometry
Select the Design file shown
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Importing Geometry
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GUI of Design Modeler
This slide just to give you a look at the GUI of the Design Modeler that is used to create models in ANSYS
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Saving The Project
Now is a good time to save the project
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Entering Mechanical Environment
Right click the Model Cell and select Edit Or Double click the Model Cell
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Assigning Property To Model
Click Geometry in the Tree Outline
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Assigning Property To Model
Click Brass
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Assigning Property To Model
And in the Details Window, change the material assignment to Brass
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Adding Fixed Support B.C.
Right Click Static Structural and select Fixed Support
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Adding Fixed Support B.C.
Hover your mouse at the triad and move it along Z-axis until you see a direction vector pointing towards the negative z axis. Click the vector
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Adding Fixed Support B.C.
1. Click the face selection filter
2. Select the two faces (using the Ctrl key) These would form the fixed base of the model
3. Click Apply in the Details Window
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Adding Fixed Support B.C.
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Adding Displacement B.C.
1. Right click Static Structural and select Displacement
2. Click the Z axis vector
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Adding Displacement B.C.
1. Click face selection filter
2. Select the two faces shown (using Ctrl key)
3. Click Apply
4. Along the Z component, enter the value of -6e-3 in
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Adding Displacement B.C.
Click the blue dot to return to isometric view
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Adding Displacement B.C.
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Adding A Probe For Result
Right click Solution and select Force Reaction
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Adding A Probe For Result
Select the Fixed Support boundary condition
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Adding Normal Stress Evaluation
Right click Solution and select Normal Stress
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Adding Normal Stress Evaluation
Right click Normal Stress and select Rename to change it to Steel core This is to help us identify the location of stress
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Adding Normal Stress Evaluation
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Adding Normal Stress Evaluation
1. Click the body selection filter icon
2. Click Geometry cell
3. Select the central body
4. Click Apply
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Adding Normal Stress Evaluation
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Adding Normal Stress Evaluation
Select Orientation and change it to Z axis
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Adding Normal Stress Evaluation
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Solving
Right click Solution in the Tree outline and then click Solve
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References
• ANSYS Workbench Verification Manual
• ANSYS Mechanical Help
• ANSYS Workbench Documentation
• Problem taken from
– Mechanics Of Materials (In SI Units)
by Beer, Johnston & Dewolf 4th Edition
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Online Resources
• Following links are a good source for practice
– http://www.ansys.com/Resource+Library
– http://www.mece.ualberta.ca/tutorials/ansys/
– https://confluence.cornell.edu/display/SIMULATION/ANSYS+Learning+Modules
– http://www.caeai.com/fea-webinars.php
– http://www.sdcpublications.com/Textbooks/ANSYS-Workbench-Tutorial-Release-13/ISBN/978-1-58503-671-4/
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Assignment
Practice_1 problem 2.35