A Theory of L 1-Dissipative Solvers for Scalar Conservation Laws with Discontinuous Flux

B Andreianov, KH Karlsen, NH Risebro - Archive for rational mechanics …, 2011 - Springer
We propose a general framework for the study of L 1 contractive semigroups of solutions to
conservation laws with discontinuous flux: u_t+ f (x, u) _x= 0,\qquad f (x, u)=\left {f^ l (u), & x< …

Finite volume approximation for an immiscible two-phase flow in porous media with discontinuous capillary pressure

K Brenner, C Cancès, D Hilhorst - Computational Geosciences, 2013 - Springer
We consider an immiscible incompressible two-phase flow in a porous medium composed
of two different rocks so that the capillary pressure field is discontinuous at the interface …

Vanishing capillarity solutions of Buckley–Leverett equation with gravity in two-rocks' medium

B Andreianov, C Cancès - Computational Geosciences, 2013 - Springer
For the hyperbolic conservation laws with discontinuous-flux function, there may exist
several consistent notions of entropy solutions; the difference between them lies in the …

An existence result for multidimensional immiscible two-phase flows with discontinuous capillary pressure field

C Cances, M Pierre - SIAM Journal on Mathematical Analysis, 2012 - SIAM
We consider the system of equations governing an incompressible immiscible two-phase
flow within a heterogeneous porous medium made of two different rock types. Since the …

Finite volume approximation and well-posedness of conservation laws with moving interfaces under abstract coupling conditions

B Andreianov, A Sylla - Nonlinear Differential Equations and Applications …, 2023 - Springer
Scalar conservation law∂ t ρ (t, x)+∂ x (f (t, x, ρ))= 0 with a flux C 1 in the state variable ρ,
piecewise C 1 in the (t, x)-plane admits infinitely many consistent notions of solution which …

EURAD state-of-the-art report: development and improvement of numerical methods and tools for modeling coupled processes in the field of nuclear waste disposal

F Claret, NI Prasianakis, A Baksay, D Lukin… - Frontiers in Nuclear …, 2024 - frontiersin.org
The Strategic Research Agenda (SRA; https://www. ejp-eurad. eu/publications/eurad-sra) of
the European Joint Programme on Radioactive Waste Management (EURAD; https://www …

[HTML][HTML] Weak asymptotic methods for scalar equations and systems

E Abreu, M Colombeau, E Panov - Journal of mathematical analysis and …, 2016 - Elsevier
In this paper we show how one can construct families of continuous functions which satisfy
asymptotically scalar equations with discontinuous nonlinearity and systems having …

On interface transmission conditions for conservation laws with discontinuous flux of general shape

B Andreianov, C Cancès - Journal of hyperbolic differential …, 2015 - World Scientific
Conservation laws of the form∂ tu+∂ xf (x; u)= 0 with space-discontinuous flux f (x;⋅)= fl (⋅)
1 x< 0+ fr (⋅) 1 x> 0 were deeply investigated in the past ten years, with a particular …

[PDF][PDF] New approaches to describing admissibility of solutions of scalar conservation laws with discontinuous flux

B Andreianov - ESAIM: Proceedings and Surveys, 2015 - esaim-proc.org
Hyperbolic conservation laws of the form u t+ div f (t, x; u)= 0 with discontinuous in (t, x) flux
function f attracted much attention in last 20 years, because of the difficulties of adaptation of …

Space–time domain decomposition for two-phase flow between different rock types

E Ahmed, C Japhet, M Kern - Computer Methods in Applied Mechanics and …, 2020 - Elsevier
Abstract In Ahmed et al.(2019) a space–time domain decomposition method was proposed
for two-phase flow in a porous medium composed of two different rock types, so that the …