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双向渐进结构优化法原理及其动力学优化研究
Authors
蓝萌
Publication date
1 January 2017
Publisher
Doi
Cite
Abstract
针对等效静载荷优化(ESLO)计算效率低、优化流程复杂的问题,将双向渐进结构法引入到等效静载荷优化中。以双向渐进结构法作为优化迭代环方法,对动态响应拓扑优化流程进行了改进,并重新定义了收敛准则;通过2个算例验证了该方法的可行性。研究结果表明,当设计循环次数n大于1时,所提出的方法每次设计外循环消耗的时间小于原始方法消耗的时间,因此整体优化时间减少了;说明该方法适用于结构动态响应拓扑优化,同时效率更高
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Last time updated on 10/06/2020