Numerical simulation of composite structures - First ply failure under non-proportional loading

C. Schuecker, D. H. Pahr, H. E. Pettermann

Publikation: Beitrag in Buch/Bericht/KonferenzbandBeitrag in Konferenzband

Abstract

A computational approach for handling non-proportional loading in first ply failure analysis of layered fiber reinforced composites is presented. It is realized by categorizing the acting loads as constant or variable and distinguishing constant and variable stress contributions. The risk of failure is assessed in terms of a stress based failure envelope and four load factors, the latter being defined as linear combinations of the constant and variable stress states. Plane as well as three-axial stress states can be handled in combination with various failure models. A computer program is developed and hooked up onto a Finite Element package as a post-processing tool. Finally, as an example problem, a fiber reinforced pressure vessel under thermal and mechanical loading is investigated.

OriginalspracheEnglisch
TitelMultiscaling in Applied Science and Emerging Technology; Fundamentals and Applications in Mesomechanics
UntertitelProceedings of the Sixth International Conference for Mesomechanics
Redakteur:innenG.C. Sih, T.B. Kermanidis, S.G. Pantelakis
Seiten280-286
Seitenumfang7
PublikationsstatusVeröffentlicht - 2004
Extern publiziertJa
VeranstaltungMultiscaling in Applied Science and Emerging Technology; Fundamentals and Applications in Mesomechanics:Proceedings of the Sixth International Conference for Mesomechanics - Patras, Griechenland
Dauer: 31 Mai 200404 Juni 2004

Publikationsreihe

NameMultiscaling in Applied Science and Emerging Technology, Fundamentals and Applications in Mesomechanics: Proceedings of the Sixth International Conference for Mesomechanics

Konferenz

KonferenzMultiscaling in Applied Science and Emerging Technology; Fundamentals and Applications in Mesomechanics:Proceedings of the Sixth International Conference for Mesomechanics
Land/GebietGriechenland
OrtPatras
Zeitraum31.05.200404.06.2004

ASJC Scopus Sachgebiete

  • Allgemeiner Maschinenbau

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