Steel and Composite Structures

Volume 34, Number 1, 2020, pages 141-154

DOI: 10.12989/scs.2020.34.1.141

Vibration of angle-ply laminated composite circular and annular plates

Kadir Mercan, Farzad Ebrahimi and Ömer Civalek

Abstract

In the present paper, free vibration analysis of angle-ply laminated composite annular and circular plates is performed by numerical methods. First-order shear deformation plate theory is used for kinematic relations. The related governing equations of motion are discretized via differential quadrature and discrete singular convolution methods. Frequency values are obtained for different lamina scheme, thickness-to-radius ratio, and mode numbers. The advantages and accuracy of these two methods are also tested in detail.

Key Words

laminated composites; annular plates; circular plate; discrete singular convolution

Address

Kadir Mercan: kdeniz University, Engineering Faculty, Division of Mechanics, Antalya, Turkey Farzad Ebrahimi: Imam Khomeini International University, Mechanical Engineering Dept. Qazvin, Iran Ömer Civalek: China Medical University, Research Center for Interneural Computing, Taichung-Taiwan