On topology-based cohesive interface element insertion along periodic boundary surfaces

Sunday C. Aduloju, Timothy J. Truster

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

This paper extends the discontinuous element insertion program (DEIP) to insert cohesive interface elements along periodic surfaces of representative volume elements (RVE). The key enabler involves zipping the RVE mesh along its periodic surfaces, generating a topologically closed grid similar to a torus. Such models are relevant to modeling grain boundary sliding and cracking in polycrystalline materials, for which a two-dimensional example is provided with hexagonal-shaped grains.

Original languageEnglish
Pages (from-to)10-13
Number of pages4
JournalEngineering Fracture Mechanics
Volume205
DOIs
StatePublished - Jan 2019
Externally publishedYes

Funding

This material is based upon work supported by the National Science Foundation , USA under Grant No. CMMI-1641054 .

Keywords

  • Couplers
  • Interface elements
  • Mesh zipping
  • Periodic boundary surfaces

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