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Identification of the elastic modulus of polymeric materials by using thin-walled cylindrical specimens

  • S. Gluhih*
  • , A. Kovalov
  • , A. Tishkunov
  • , P. Akishin
  • , A. Chate
  • , E. Auzins
  • , M. Kalnins
  • *Corresponding author for this work
  • Riga Technical University

Research output: Contribution to journalArticlepeer-review

12 Citations (Scopus)

Abstract

A method for determining the elastic modulus of polymeric materials from deformation diagrams of thin-walled circular cylindrical shells in compression and tension in the region of geometrical nonlinearity has been elaborated. A numerical solution is found by the finite-element method (ANSYS.) The existence of a unified deformation diagram in generalized coordinates is established, from which the elastic modulus is determined. To validate the method, the eigenfrequencies of cylindrical specimens were found experimentally. The results obtained are compared with FEM calculations.

Original languageEnglish
Pages (from-to)57-64
JournalMechanics of Composite Materials
Volume48
Issue number1
DOIs
Publication statusPublished - Mar 2012
Externally publishedYes

OECD Field of Science

  • 2.5 Materials Engineering
  • 2.3 Mechanical Engineering

Keywords

  • PVC
  • bending modulus
  • thin-walled shell

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