Comparison of computational and experimental results in vibroacoustic active control using piezoelectric film technology |
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Authors: | N Meidinger I Legrain |
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Institution: | ONERA, B.P. 72, 92232 Châtillon Cedex, France |
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Abstract: | The present investigation concerns control of far-field acoustic radiation generated by a thin plate in a broad frequency band using piezoelectric films. System dynamics is of modal nature.This paper describes a comparison of numerical and experimental results for a closed loop type control. This comes from Optimal Control Theory via radiation filter causal transformation based on a dissipative criterion. |
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Keywords: | Vibroacoustics Optimal control Experimental approach Filter Piezoelectric transducers |
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