A conservative scheme for a simplified granular media

In this paper, we present a numerical scheme for a non linear Fokker – Planck equation of one-dimensional granular medium. We consider a kinetic description of a system of particles undergoing nearly elastic particles and interacting with a thermal bath. We construct a numerical method which preserve all the properties of the continuous model, conservation laws, and decay of the entropy. Moreover, the discreti- zation is such that, on a fixed grid, we deal with arbitrary small temperatures for the bath. Explicit and implicit time discretization are analyzed.

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Source ISSN: 0041-1450
Author Buet, Christophe, Cordier, Stéphane, dos Santos, Valérie
Maintainer CCSD
Last Updated May 29, 2026, 15:03 (UTC)
Created May 29, 2026, 15:03 (UTC)
Identifier hal-00076840
Language en
Rights https://about.hal.science/hal-authorisation-v1/
contributor Direction des Applications Militaires (DAM) ; Commissariat à l'énergie atomique et aux énergies alternatives (CEA)
creator Buet, Christophe
date 2004-05-29T00:00:00
harvest_object_id 3f3ddb24-0fdb-41e3-a1cf-43d44b989a7b
harvest_source_id 3374d638-d20b-4672-ba96-a23232d55657
harvest_source_title test moissonnage SELUNE
metadata_modified 2024-09-03T00:00:00
relation info:eu-repo/semantics/altIdentifier/doi/10.1081/TT-120037804
set_spec type:ART