DM-Intro_13.0_WS-06_mid-esurface_extraction
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Smaller Body Thickness = 1mm
Larger Body Thickness = 2mm
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WS6-7
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
Workshop 5.4, Mid-Surface Creation
Customer Training Material
In the Model Tree, note that there are 2 separate parts:
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved.
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved.
WS6-4
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
Workshop 5-4, Mid Surface Creation
WS6-1
Introduction to ANSYS DesignModeler
Workshop 5.4, Mid-Surface Creation - Overview
Customer Training Material
• Goal – Familiarize users with midsurface capabilities – Demonstrate manual and automatic pair detection – Demonstrate surface extension for interfaces • Model Description – 2 part bracket with consistent cross sections – Since the model has consistent cross sections, shell elements , will be used to mesh the model. This saves time and CPU resources.
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved.
WS6-9
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
Workshop 5.4, Mid-Surface Creation
Customer Training Material
Workshop W k h 6 Mid-Surface Extraction
Introduction to ANSYS DesignModeler
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved. Release 13.0 December 2010
Not Connected Connected
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved.
WS6-12
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
WS6-11
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
Workshop 5.4, Mid-Surface Creation
Customer Training Material
17. Now, instead of two solid bodies, there are four surface bodies. They cannot be combined into a single body because the "T" intersections would cause it to be nonmanifold. Also manifold Also, in the final figure below you below, will see that the resulting surface bodies for the back brace are automatically extended/trimmed to meet the main part of , p the bracket, as these were all part of one solid body originally. However, the front brace was a separate body, so it is not automatically extended.
Customer Training Material
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved.
WS6-3
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved.
WS6-2
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
ห้องสมุดไป่ตู้
Workshop 5-4, Mid Surface Creation • Project Page>Component Systems>Geometry
Note that the Reverse Face pair mode operates as a toggle.
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved.
WS6-10
Release 13.0 December 2010
WS6-6
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
Workshop 5.4, Mid-Surface Creation
Customer Training Material
3. Each body of this model has different thicknesses. These thickness dimensions will be entered into the Maximum Threshold and Minimum Threshold fields in the Details of the MidSurf object. Menu Bar > Selection Filter – Edges Edges. Use the status bar measuring tools to verify these thicknesses.
Workshop 5-4, Mid Surface Creation
• Project Page>Component Systems>Geometry
Customer Training Material
b a
RMB
•DM will Open. When prompted choose “mm” as the DM mm length unit
WS6-8
Release 13.0 December 2010
Introduction to ANSYS DesignModeler
Workshop 5.4, Mid-Surface Creation
Customer Training Material
9. Editing Face Pairs – The face colors help to indicate the current mode when adding or removing face pairs from the selection set. remo ing set
Workshop 5.4, Mid-Surface Creation
Customer Training Material
4. Insert a mid-surface object Main Menu > Tools > Mid-Surface
5. In the Details of MidSurf1, change the Selection Method to Automatic
Introduction to ANSYS DesignModeler
Workshop 5.4, Mid-Surface Creation
Customer Training Material
16. Generate
the Mid-Surface
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6. Enter the Minimum Threshold of 1mm and Maximum Threshold of 2mm obtained from step 3.
ANSYS, Inc. Proprietary © 2010 ANSYS, Inc. All rights reserved.