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원종진,이종선,Won, Chong-Jin,Lee, Jong-Sun 대한기계학회 1996 大韓機械學會論文集A Vol.20 No.9
This paper is to practice optimal rigidity design by the strain energy density estimation method for static buckling and sizing design sensitivity analysis for dynamic buckling of a nonlinear vehicle frame structure from those results. Using these sizing design sensitivity resutls, an optimization of a nonlinear vehicle frame structure with dynamic buckling constraint is carrried out with the graient projection method.
원종진(Chong-Jin Won),이종선(Jong-Sun Lee),홍석주(Suck-Ju Hong) 한국자동차공학회 1999 한국자동차공학회 춘 추계 학술대회 논문집 Vol.1999 No.11_2
In this study using linear deformation theories and by closed-form analysis and finite difference energy methods respectively various buckling load factors are obtained for stiffened laminated composite flat panels with rectangular type longitudinal stiffeners and various aspect ratios which are made from Carbon/Epoxy USN150 prepreg and are simply-supported on four edges under uniaxial compression. and then for them. optimal design analyses are carried out by the nonlinear search optimizer. ADS.