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Multilevel Optimization for the Placement of Piezo-Actuators on Plate Structures for Active Vibration Control using Modified Heuristic Genetic Algorithm

机译:压电激励器在板结构上的多层优化用于主动振动控制的改进启发式遗传算法

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The present work considers with the optimal placement of piezoelectric actuators on a thin plate via modified control matrix and singular value decomposition (MCSVD) approach using Modified Heuristic Genetic Algorithm (MHGA). Optimal placement of piezoelectric actuators is investigated to suppress the first six modes on cantilever plate. Vibration suppression has been studied for cantilever plate with piezoelectric patches in optimal positions using LQR (Linear Quadratic regulator) scheme. It is observed that developed present approach has given the greater closed loop damping ratio and lesser computational requirements.
机译:本工作考虑了使用改进的启发式遗传算法(MHGA)通过改进的控制矩阵和奇异值分解(MCSVD)方法将压电致动器最佳地放置在薄板上。研究了压电致动器的最佳放置,以抑制悬臂板上的前六个模式。已经使用LQR(线性二次调节器)方案研究了在最佳位置具有压电贴片的悬臂板的振动抑制。可以看出,目前开发的方法给出了更大的闭环阻尼比和更少的计算要求。

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