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1、-------Abstractincreaseefficiencyoftopologyoptimizationbasedonmesh-freemethodeffectively.Insummary,inthispaper,theelement-freeGalerkinmethodandtheevolutionarystructuraloptimizationmethodissuccessfullycombinedtosolvethetopologyoptimizationproblemoftwo-dimensionalcontinuummodel.Theresultsshow
2、thatitcanincreaseefficiencyeffectively.Andthisprovidesanewwayoftopologyoptimizationbasedonmesh-freemethod.Keywords:TopologyOptimization;EvolutionaryStructuralOptimizationMethod;Element-FreeGalerkinMethod;NodeBirth&Death;Node’sdeletion;ShapeFunction;ParameterSelectionofEFG-----------III-----
3、------目錄目錄第1章緒論..........................................................................................................................11.1分析背景及意義........................................................................................................11.2無網(wǎng)格拓?fù)鋬?yōu)化分析進(jìn)展........................
4、..............................................................21.2.1結(jié)構(gòu)拓?fù)鋬?yōu)化概述...........................................................................................21.2.2無網(wǎng)格法在拓?fù)鋬?yōu)化中的應(yīng)用......................................................................41.3漸進(jìn)結(jié)構(gòu)拓?fù)鋬?yōu)化分析進(jìn)展...................
5、...............................................................61.4主要分析內(nèi)容............................................................................................................7第2章EFG法與ESO法基本理論.................................................................................82.1EFG法的基本理
6、論...................................................................................................82.1.1MLS近似............................................................................................................82.1.2邊界條件處理............................................................
7、......................................112.2ESO法的基本理論.................................................................................................132.2.1ESO法的理論描述.........................................................................................
