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Concept Design Using Topology and Topography Optimization

Concept Design Using Topology and Topography Optimization

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Chapter 2: <strong>Topology</strong> <strong>Optimization</strong> of an Automotive Control ArmStep 4: Apply forces to the modelAt node 2699, load the structure with three separate forces in the x, y, <strong>and</strong> z directionsorganized into the three load collectors brake, corner, <strong>and</strong> pothole.Use the following table values to set the forces. Use the instructions below for eachforce.Node Id Collector Magnitude Axis2699 brake 1000 x-axis2699 corner 1000 y-axis2699 pothole 1000 z-axisCreate forces by node1. From the BCs page, access the forces panel.2. Select the create subpanel.3. Click global in the permanent menu.4. Click loadcol = to access the list of collectors.5. Select the appropriate collector from the table provided.6. Click return to go back to the forces panel.7. Click the yellow nodes button.8. Choose by id.9. Enter the id number (from the table provided) <strong>and</strong> press ENTER <strong>and</strong> move themouse to release the pop up menu.10. Click magnitude =, type in the value from the table, <strong>and</strong> press ENTER.11. Set the vector definition switch below magnitude = to the appropriate axis accordingto the table.12. Click create.13. Repeat Steps 3 -13 for the remaining forces.14. After you have created all three forces, click return to go back to the BCs panel.Your forces should appear as in Figure 2-5.32<strong>Concept</strong> <strong>Design</strong> <strong>Using</strong> <strong>Topology</strong> <strong>and</strong> <strong>Topography</strong> <strong>Optimization</strong> OptiStruct 7.0Proprietary Information of Altair Engineering, Inc.

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