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  • 标题:New Surrogate Model to Predict Fracture of Laminated CFRP for Structural Optimization
  • 本地全文:下载
  • 作者:Akira TODOROKI ; Takashi SHINODA ; Yoshihiro MIZUTANI
  • 期刊名称:Journal of Computational Science and Technology
  • 电子版ISSN:1881-6894
  • 出版年度:2011
  • 卷号:5
  • 期号:1
  • 页码:26-37
  • DOI:10.1299/jcst.5.26
  • 出版社:The Japan Society of Mechanical Engineers
  • 摘要:Laminated composite structures are widely used for aerospace components because of their high specific strength and specific stiffness. For laminated composite structures, stacking sequence optimization is indispensable. Although fracture of the laminated composites is usually used as a constraint, it is very important to obtain an accurate approximation of the fracture of the laminated composites for the optimization of surrogate models. Approximating the fracture of laminated composites, however, is quite difficult because the fracture index is very noisy. In the present study, a new surrogate model using the Kriging model for the fracture of laminated composites is proposed and tested for the most severe plate bending problems.
  • 关键词:Optimization;Composite;Fracture;Response Surface;Kriging
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