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Based on genetic algorithm optimization for composite laminated plate repair program

XU Jian-xin,YANG Wei-yan,DOU Chen,LI Ding-he   

  1. (College of Aeronautical Engineering,CAUC,Tianjin 300300,China)
  • Received:2012-03-10 Revised:2012-06-25 Online:2013-02-23 Published:2014-05-23

Abstract:

Based on the Malab genetic algorithms,the parameter optimization for the laminated composite plate with a stepped repair was studied. Using finite element analysis software MSC.Patran/Nastran,a three-dimensional finite element analysis model is developed for the laminated composite plate with a stepped repair. Through the genetic algorithm toolbox,the data obtained were fitted to the fitness function,and multi-objective optimization of the step number and the adhesive thickness,the reasonable repairs parameters set are obtained.

Key words: genetic algorithms, stepped repair, optimization, composite

CLC Number: