结构随机振动混合控制整体优化 INTEGRATED OPTIMAL METHOD FOR HYBRID CONTROL OF STRUCTURAL RANDO

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结构随机振动混合控制整体优化

INTEGRATED OPTIMAL METHOD FOR HYBRID CONTROL OF STRUCTURAL RANDOM VIBRATION

建立了与随机振动主动控制等价的随机振动混合控制系统方程,选取混合控制中主动外加能源指标函数最小为优化目标,实现了在物理空间的随机振动混合控制整体优化;在对结构模态参数灵敏度分析的基础上,给出了模态空间内实现混合控制整体优化的方法.对受零均值平稳白噪声激励的建筑结构实施混合控制整体优化方案,计算结果表明当被动控制部分合理设计时,主动控制部分所需外加能源指标将显著下降.

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作 者: 张旭红 周云 张善元  
作者单位:张旭红,张善元(太原理工大学建筑与环境工程学院,山西,太原,030024)
BD/o ?9^0周云(广州大学土木工程学院,广东,广州,510405) 
刊 名:工程力学  ISTIC EI PKU
英文刊名:ENGINEERING MECHANICS 
年,卷(期):2003 20(1) 
分类号:TU311 
关键词:结构混合控制   随机振动   优化方法   灵敏度分析  
机标关键词:结构模态振动混合控制整体优化方案RANDOM VIBRATION控制部分参数灵敏度分析振动主动控制指标函数噪声激励优化目标系统方程物理空间能源模态空间建筑结构选取均值计算计时基础 
基金项目:山西省自然科学基金,山西省留学回国人员科研项目 
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