Numerical simulations of steady and unsteady two-phase flows using a homogeneous model
O Hurisse - Computers & Fluids, 2017 - Elsevier
The capability of a homogeneous model to simulate steady and unsteady two-phase flows is
investigated. The latter is based on the Euler set of equations supplemented by a complex …
investigated. The latter is based on the Euler set of equations supplemented by a complex …
NEPTUNE: a new software platform for advanced nuclear thermal hydraulics
A Guelfi, D Bestion, M Boucker, P Boudier… - Nuclear Science and …, 2007 - Taylor & Francis
The NEPTUNE project constitutes the thermal-hydraulic part of the long-term Electricité de
France and Commissariat à l'Energie Atomique joint research and development program for …
France and Commissariat à l'Energie Atomique joint research and development program for …
Exact and numerical solutions of the Riemann problem for a conservative model of compressible two-phase flows
In this work we study the solution of the Riemann problem for the barotropic version of the
conservative symmetric hyperbolic and thermodynamically compatible (SHTC) two-phase …
conservative symmetric hyperbolic and thermodynamically compatible (SHTC) two-phase …
A Godunov-type method for the shallow water equations with discontinuous topography in the resonant regime
PG LeFloch, MD Thanh - Journal of Computational Physics, 2011 - Elsevier
We investigate the Riemann problem for the shallow water equations with variable and
(possibly) discontinuous topography and provide a complete description of the properties of …
(possibly) discontinuous topography and provide a complete description of the properties of …
A Godunov-type method for the seven-equation model of compressible two-phase flow
A Ambroso, C Chalons, PA Raviart - Computers & Fluids, 2012 - Elsevier
We are interested in the numerical approximation of the solutions of the compressible seven-
equation two-phase flow model. We propose a numerical srategy based on the derivation of …
equation two-phase flow model. We propose a numerical srategy based on the derivation of …
Two approaches to compute unsteady compressible two-phase flow models with stiff relaxation terms
JM Hérard, G Jomée - ESAIM: Mathematical Modelling and …, 2023 - esaim-m2an.org
The paper deals with the numerical modeling of two-phase flows while using Baer–Nunziato
type models. Focus is given here on the numerical treatment of source terms that involve …
type models. Focus is given here on the numerical treatment of source terms that involve …
Analysis and approximation of a scalar conservation law with a flux function with discontinuous coefficients
N Seguin, J Vovelle - Mathematical Models and Methods in Applied …, 2003 - World Scientific
We study here a model of conservative nonlinear conservation law with a flux function with
discontinuous coefficients, namely the equation ut+(k (x) u (1-u)) x= 0. It is a particular …
discontinuous coefficients, namely the equation ut+(k (x) u (1-u)) x= 0. It is a particular …
[HTML][HTML] Modelling of internal ballistics of gun systems: A review
F Ongaro, C Robbe, A Papy, B Stirbu, A Chabotier - Defence Technology, 2024 - Elsevier
A deep understanding of the internal ballistic process and the factors affecting it is of primary
importance to efficiently design a gun system and ensure its safe management. One of the …
importance to efficiently design a gun system and ensure its safe management. One of the …
[HTML][HTML] A three-phase flow model
JM Hérard - Mathematical and computer modelling, 2007 - Elsevier
We present here a three-fluid three-pressure model to describe three-field patterns or three-
phase flows. The basic ideas rely on the counterpart of the two-fluid two-pressure model …
phase flows. The basic ideas rely on the counterpart of the two-fluid two-pressure model …
On the quest for a hyperbolic effective-field model of disperse flows
D Lhuillier, CH Chang, TG Theofanous - Journal of Fluid Mechanics, 2013 - cambridge.org
The cornerstone of multiphase flow applications in engineering practice is a scientific
construct that translates the basic laws of fluid mechanics into a set of governing equations …
construct that translates the basic laws of fluid mechanics into a set of governing equations …