Abstract
A global constitutive model for granular material can be obtained from a change of scale using a statistical homogenization procedure. This kind of approach uses various operators for the change of scale. This paper presents the difficulties encountered to define all these operators and analyzes the validity of the relations proposed in the literature. These different analyses are based on the results obtained from a 2 D numerical simulation using the DEM.
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Cambou, B., Dubujet, P. (2001). Difficulties and limitation of statistical homogenization in granular materials. In: Vermeer, P.A., Herrmann, H.J., Luding, S., Ehlers, W., Diebels, S., Ramm, E. (eds) Continuous and Discontinuous Modelling of Cohesive-Frictional Materials. Lecture Notes in Physics, vol 568. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-44424-6_15
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DOI: https://doi.org/10.1007/3-540-44424-6_15
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