Primary to secondary buckling transition and stability of composite plates using a higher order theory

Adrian G. Radu, Aditi Chattopadhyay

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

A variationaly consistent mathematical model based on the refined higher order theory is used to develop a finite element procedure for analyzing the dynamic instability under biaxial buckling loads of rectangular composite plates. Laminates with various thicknesses and stacking sequence under various biaxial loads and boundary conditions are considered. The natural frequencies and mode shapes as well as the buckling loads and deformed shapes are computed for different values of transverse compressive load and the shift between the primary and secondary buckling modes is analyzed. The second order approximation of the instability regions corresponding to the first two natural frequencies are determined and the effects of static transverse and longitudinal compressive loads are investigated.

Original languageEnglish (US)
Title of host publication19th AIAA Applied Aerodynamics Conference
StatePublished - 2001
Event19th AIAA Applied Aerodynamics Conference 2001 - Anaheim, CA, United States
Duration: Jun 11 2001Jun 14 2001

Other

Other19th AIAA Applied Aerodynamics Conference 2001
Country/TerritoryUnited States
CityAnaheim, CA
Period6/11/016/14/01

ASJC Scopus subject areas

  • Aerospace Engineering
  • Mechanical Engineering

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