Optimal Shape Control of Piezoelectric Intelligent Structure Based on Genetic Algorithm

Table 1

Property parameters of cantilever intelligent structural plate.

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Main structure: Al

 Elastic module: = 71.0 GPa; the Poison parameter: ; density: = 2690 kg/m3

Intelligent material: PZT-5H

 Elastic parameter: = 126.0 GPa; Poison parameter: = 0.35; density: = 7500 kg/m³

 Elastic rigid parameter: = 12.6 × 10¹⁰ N/m², = 7.95 × 10¹⁰ N/m², = 8.41 × 10¹⁰ N/m², = 11.7 × 10¹⁰ N/m², = 2.33 × 10¹⁰ N/m²;

 Piezoelectric stress constant: = −6.5 C/m², = 23.3 C/m², = 17 C/m²;

 Dielectric constant: = 1.503 × 10⁻⁸ C·V/m, = 1.503 × 10⁻⁸ C⋅V/m

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