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耗能结构抗震优化设计

DOI: 10.13197/j.eeev.2015.06.186.wangxj.025, PP. 186-192

Keywords: 抗震结构,黏滞阻尼器,能量分析,抗震性能指标,结构/控制串行优化,结构/控制一体化优化

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Abstract:

在结构能量分析的基础上,综合考虑层间位移、加速度及阻尼耗能比等抗震指标,分别采用串行优化和一体化优化方法对建筑结构自身构件尺寸及黏滞阻尼器布置和参数进行了同步优化设计研究。结果表明通过设置黏滞阻尼器来提高建筑结构抗震性能效果十分明显,引入能量指标可以减小设计结果对地震动的敏感性;两种优化方法对阻尼器和结构优化均能取得好的效果,一体化优化效果整体优于串行优化。

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