Physical Simulation

Role of arches in the generation of shear bands in a dense 3D granular system under shear

Lucas Sigaud, Alex Bordignon, Hélio Lopes, Thomas Lewiner, Geovan Tavares, Welles Morgado

Latin American Workshop on Nonlinear Phenomena (Journal of Physics: Conference Series 246(1)): pp. 2016 (September 2010)

Role of arches in the generation of shear bands in a dense 3D granular system under shear
abstract

Abstract

A model for propagation of arches on cubic lattices, to simulate the internal mobility of grains in a dense granular system under shear is proposed. In this model, the role of the arches in granular transportation presents a non-linear dependence on the local values of the stress components that can be modeled geometrically. In particular, we study a modified Couette flow and were able to reproduce qualitatively the experimental results found in the literature.
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BibTeX

@article{arches_jpcs,
  author        = {Lucas Sigaud and Alex Bordignon and Hélio Lopes and Thomas Lewiner and Geovan Tavares and Welles Morgado},
  title         = {Role of arches in the generation of shear bands in a dense 3D granular system under shear},
  year          = {2010},
  month         = {september},
  journal       = {Journal of Physics: Conference Series},
  volume        = {246},
  number        = {1},
  pages         = {2016},
  publisher     = {IOP Science},
  doi           = {10.1088/1742-6596/246/1/012016},
  url           = {https://thomas.lewiner.org/pdfs/arches_jpcs.pdf}
}
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