An Automated Optimization Process for a CAE Driven Product Development

[+] Author and Article Information
M. Merkel, A. Schumacher

Adam Opel AG, International Technical Development Center, IPC 80-40, 65423 Ruesselsheim, Germanye-mail: Markus.Dr.Merkel@de.opel.com

J. Mech. Des 125(4), 694-700 (Jan 22, 2004) (7 pages) doi:10.1115/1.1631570 History: Received January 01, 2002; Revised April 01, 2003; Online January 22, 2004
Copyright © 2003 by ASME
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CAD/CAE sequence within the optimization process
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Approaches for the design of structures
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Defining geometry by parameters
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Fatigue analysis coupled with FEM
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Optimization sequence (function call) visualized by LMS/Optimus
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Steering knuckle in a vehicle
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FEM model of initial design
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Sketch with parameter p15, p17 and p164
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Scatter plot: parameter p164 vs. log damage
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Damage of the initial design (left) and the final design (right) for the same mass of the knuckle
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Results of multi-objective optimization (functional efficient boundary)




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