基于声辐射模态的有源结构声辐射系统鲁棒 控制

张军;姜哲

振动与冲击 ›› 2010, Vol. 29 ›› Issue (4) : 135-137.

PDF(610 KB)
PDF(610 KB)
振动与冲击 ›› 2010, Vol. 29 ›› Issue (4) : 135-137.
论文

基于声辐射模态的有源结构声辐射系统鲁棒 控制

  • 张军; 姜哲
作者信息 +

ROBUST CONTOL FOR ACTIVE STRUCTURE ACOUSTIC CONTROL SYSTEM BASED ON RADIATION MODES

  • Zhang Jun;Jiang Zhe
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文章历史 +

摘要



以简支板为例,在考虑参数不确定性的情况下,对基于时域声辐射模态的有源结构声辐射系统进行了鲁棒 控制研究。首先基于声辐射模态理论,建立了包含不确定性的状态空间模型,然后引入虚拟性能指标将其转化为标准 控制模型求解了鲁棒 输出反馈控制器。最后进行了仿真计算,结果表明该方法具有较强的稳定鲁棒性和性能鲁棒性。



Abstract

With an example of simply supported panel, robust control approach for active structure acoustic control system based on radiation modes was investigated. Firstly , based on radiation modes theory a state space model with uncertainties was developed. Then it was transformed into the standard control model, and solved by linear matrix inequalities. Finally, the simulation results show that the provided method is effective and robust.

关键词

声辐射模态 / 不确定性 / 鲁棒 控制 / 有源结构声学控制

Key words

radiation modes / uncertainty / robust control / active structure acoustic control

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张军;姜哲. 基于声辐射模态的有源结构声辐射系统鲁棒 控制[J]. 振动与冲击, 2010, 29(4): 135-137
Zhang Jun;Jiang Zhe. ROBUST CONTOL FOR ACTIVE STRUCTURE ACOUSTIC CONTROL SYSTEM BASED ON RADIATION MODES[J]. Journal of Vibration and Shock, 2010, 29(4): 135-137

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