A Simple And Efficient FEM-Implementation Of The Modified Mohr-Coulomb Criterion

Johan Christian Clausen, Lars Damkilde

    Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

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    Abstract

    This paper presents a conceptually simple finite element implementation of the combined elasto-plastic Mohr-Coulomb and Rankine material models, also known as Modified Mohr-Coulomb plasticity. The stress update is based on a return mapping scheme where all manipulations are carried out in principal stress space which simplifies the calculations. The model supports both associated and non-associated perfect plasticity.
    Translated title of the contributionEn simpel og effektiv elementmetodeimplementering af det modificerede Mohr-Coulomb kriterium
    Original languageEnglish
    Title of host publicationProceedings of the 19th Nordic Seminar on Computational Mechanics
    EditorsO. Dahlblom, L. Fuchs, K. Persson, M. Ristinmaa, G. Sandberg, I. Svensson
    Number of pages6
    PublisherLund Universitet
    Publication date2006
    Pages214-219
    Publication statusPublished - 2006
    EventNordic Seminar on Computational Mechanics - Lund, Sweden
    Duration: 20 Oct 200621 Oct 2006
    Conference number: 19

    Conference

    ConferenceNordic Seminar on Computational Mechanics
    Number19
    Country/TerritorySweden
    CityLund
    Period20/10/200621/10/2006

    Keywords

    • Material Models
    • Mohr-Coulomb Criterion
    • Tensile Strength
    • Rankine Criterion
    • Modified Mohr-Coulomb Plasticity

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