A Multiple Cross-Sectional Shape Optimization Method for Automotive Body Frames

[+] Author and Article Information
Masataka Yoshimura, Shinji Nishiwaki, Kazuhiro Izui

Department of Precision Engineering, Kyoto University, Yoshida-honmachi, Sakyo-ku, Kyoto 606-8501, Japan

J. Mech. Des 127(1), 49-57 (Mar 02, 2005) (9 pages) doi:10.1115/1.1814391 History: Received November 26, 2003; Revised April 06, 2004; Online March 02, 2005
Copyright © 2005 by ASME
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A typical process of the automotive design
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Cross section using pressed sheet metal
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Disallowed conditions for shape-optimization cross section configuration
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Design parameter configuration for shape optimization of cross section
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Shape parameters of additional cross section based on the basic cross-sectional shape
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Obtained cross-sectional shape
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Obtained cross-sectional shape when design goal values were assigned
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Pareto optimal solution set for the multisection problem
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Distribution of discrete variable combination types
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Cross-sectional shapes of obtained three solutions




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