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运动FGM矩形薄板的横向振动及其稳定性

阮苗 李晓莉

纺织高校基础科学学报2011,Vol.24Issue(2):292-298,7.
纺织高校基础科学学报2011,Vol.24Issue(2):292-298,7.

运动FGM矩形薄板的横向振动及其稳定性

Transverse vibration characteristics of moving FGM rectangle plate

阮苗 1李晓莉1

作者信息

  • 1. 长安大学理学院,陕西 西安 710064
  • 折叠

摘要

Abstract

The dynamic characteristics and stability of moving functionally graded material thin rectangle plate were investigated. Based on Voigt model, the material properties are assumed to vary continuously through their thickness according to a power-law distribution of the volume fractions of the plate constituents. The differential equations of motion of the moving FGM rectangle plate are derived by the Kirchhoff thin-plate theory. Then the e-quations are discretized by the differential quadrature method, and the dimensionless complex frequencies of a moving FGM rectangle plate with two opposite edges simply supported and other two edges clamped, and one edge clamped and three edges simply supported are calculated. The effects of the gradient index, aspect ratio, and dimensionless moving speed, on the transverse vibration and stability of the moving FGM rectangle plate are analyzed.

关键词

运动功能梯度矩形板/横向振动/稳定性/微分求积法

Key words

moving functionally graded rectangle plate/ transverse vibration/ stability/ differential quadrature method

分类

建筑与水利

引用本文复制引用

阮苗,李晓莉..运动FGM矩形薄板的横向振动及其稳定性[J].纺织高校基础科学学报,2011,24(2):292-298,7.

基金项目

长安大学中央高校科研资助项目(CHD2010JC102) (CHD2010JC102)

纺织高校基础科学学报

OACSTPCD

1006-8341

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