Computing material fronts with a Lagrange-Projection approach

Christophe Chalons (1) , Frédéric Coquel (2)

1 LJLL - Laboratoire Jacques-Louis Lions
2 CMAP - Centre de Mathématiques Appliquées - Ecole Polytechnique

This paper reports investigations on the computation of material fronts in multi-fluid models using a Lagrange-Projection approach. Various forms of the Projection step are considered. Particular attention is paid to minimization of conservation errors.

Mots clés: Material fronts; Contact discontinuities; Lagrange-Remap; Random sampling

Domaines: Modélisation et simulation; Analyse numérique [math.NA]; Equations aux dérivées partielles [math.AP]

Christophe Chalons, Frédéric Coquel. Computing material fronts with a Lagrange-Projection approach. 2010. ⟨hal-00548938⟩