电场作用下复合材料压电层合板的有限元分析

Finite Element Analysis of Laminated Composite Plates with Piezoelectric Actuators

以压电结构的变分原理为基础 ,依据经典线性层合板理论和压电弹性体的本构方程 ,采用DKQ薄板弯曲单元和薄膜单元的位移插值函数 ,建立了电场作用下纤维增强型复合材料压电层合板的有限元分析模型 .数值算例表明 ,此方法具有良好的计算精度 .

Based on the linear theory of laminated plates and the constitutive equations of piezoelectric materials, and by using the displacement interpolation functions of the membrane element and the DKQ thin plate bending element, the finite element modeling of laminated composite plates with piezoelectric actuators is established. Numerical examples indicate that the presented method has excellent accuracy.