Convexity of models with directional distortional hardening and its computational implication

Jiri Plesek, Heidi P. Feigenbaum, Yannis F. Dafalias

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

Abstract

Explicit constraints on elastic-plastic material parameters were derived to guarantee computational model's convexity in the presence of directional distortional hardening.

Original languageEnglish (US)
Title of host publicationComputational Plasticity X - Fundamentals and Applications
StatePublished - Dec 1 2009
Event10th International Conference on Computational Plasticity, COMPLAS X - Barcelona, Spain
Duration: Sep 2 2009Sep 4 2009

Publication series

NameComputational Plasticity X - Fundamentals and Applications

Other

Other10th International Conference on Computational Plasticity, COMPLAS X
CountrySpain
CityBarcelona
Period9/2/099/4/09

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Keywords

  • Convexity
  • Directional hardening
  • Yield surface

ASJC Scopus subject areas

  • Polymers and Plastics

Cite this

Plesek, J., Feigenbaum, H. P., & Dafalias, Y. F. (2009). Convexity of models with directional distortional hardening and its computational implication. In Computational Plasticity X - Fundamentals and Applications (Computational Plasticity X - Fundamentals and Applications).