GENETIC ALGORITHMS AS AN APPROACH TO CONFIGURATION AND TOPOLOGY DESIGN

被引:216
作者
CHAPMAN, CD
SAITOU, K
JAKIELA, MJ
机构
[1] Computer-Aided Design Laboratory, Department of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge, MA
[2] Ford Motor Company, Cambridge, MA
关键词
D O I
10.1115/1.2919480
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
The genetic algorithm, a search and optimization technique based on the theory of natural selection, is applied to problems of structural topology design. An overview of the genetic algorithm will first describe the genetics-based representations and operators used in a typical genetic algorithm search. Then, a review of previous research in structural optimization is provided. A discretized design representation, and methods for mapping genetic algorithm ''chromosomes'' into this representation, is then detailed. Several examples of genetic algorithm-based structural topology optimization are provided: we address the optimization of cantilevered plate topologies, and we investigate methods for optimizing finely-discretized design domains. The genetic algorithm's ability to find families of highly-fit designs is also examined. Finally, a description of potential future work in genetic algorithm-based structural topology optimization is offered.
引用
收藏
页码:1005 / 1012
页数:8
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