Validation of hyperbolic model for two|phase flow in conservative form.

Validation of hyperbolic model for two-phase flow in conservative form

The discretisation of the governing equations is based on splitting approach, which is specially designed to allow a straightforward extension to various ...

Validation of hyperbolic model for two-phase flow in conservative form

In particular, the model proposed here is a fully conservative, physically reliable and independent of the kind of numerical method used to implement it and ...

Validation of hyperbolic model for two-phase flow in conservative form

A mathematical formulation is proposed for the solution of equations governing isentropic gas-liquid flow. The model considered here is a two-fluid model ...

Validation of hyperbolic model for two-phase flow in conservative form.

The governing equations for the mixture offer the novel hyperbolic conservation laws for the description of two-phase flows without any conventional source ...

Validation of hyperbolic model for two-phase flow in conservative form

A mathematical formulation is proposed for the solution of equations governing isentropic gas–liquid flow. The model considered here is a two-fluid model ...

Validation of Hyperbolic Model for Two–Phase Flow in Conservative ...

Validation of Hyperbolic Model for Two–Phase Flow in Conservative Form ; Year: 2009 ; Details: Vol. 23, No. 9, pp. 623–641 ; Publisher Name: International Journal ...

The Riemann problem for a hyperbolic model of two-phase flow in ...

To demonstrate the structure of the solution, we use a hyperbolic conservative model with mechanical equilibrium and without velocity equilibrium. The Riemann ...

A hyperbolic–elliptic PDE model and conservative numerical ...

Proposed variably saturated flow model in the limit of negligible capillary forces. · The model modifies Richards equation to capture complete saturation.

NUMERICAL SOLUTION FOR HYPERBOLIC CONSERVATIVE ...

A unified two-phase flow model is proposed for the description of the gas–liquid processes which leads to a system of hyperbolic differential equations in a ...

Evaluation of a Hyperbolic Conservative Mixture Model for Thermal ...

This paper briefly presents simulation results of a hyperbolic model of the two-phase flow equations written in a conservative form and discretized using ...

A hyperbolic system modelling incompressible two phase flows ...

We propose a 2 × 2 hyperbolic system of conservation laws to model the dynamics of two incompressible fluids in mechanical disequilibrium.

Evaluation of a Hyperbolic Conservative Mixture Model for Thermal ...

Abstract - This paper briefly presents simulation results of a hyperbolic model of the two-phase flow equa- tions written in a conservative ...

lack of hyperbolicity in the two-fluid model for two-phase ... - OSU Math

NON-HYPERBOLIC TWO-PHASE FLOW. 23. [17] B. L. Keyfitz. Conservation laws that change type and porous medium flow: a review. In. W. E. ...

Validation of HiG-Flow Software for Simulating Two-Phase Flows ...

Specifically, the modeling and simulation of three-dimensional (3D) interfacial multiphase flows is a critical area of research that has ...

A five equation reduced model for compressible two phase flow ...

Keywords: Two phase flows; Compressible interface problems; Hyperbolic relaxation; Riemann solver; Non conservative products. 1. Introduction. Modelling of two- ...

WENO wavelet method for a hyperbolic model of two-phase flow in ...

Validation of hyperbolic model for two-phase flow in conservative form · D. ZeidanA. Slaouti. Engineering, Physics. 2009. A mathematical formulation is proposed ...

Numerical Simulations For Non Conservative Hyperbolic System ...

Toro. A Riemann solver and upwind methods for a two- phase flow model in non-conservative form. Numer. Meth. Fluids, 50(3): ...

A Space-Time Conservative Method for Hyperbolic Systems with ...

They de- scribe non-equilibrium flows with relaxation models, reacting flows and flows with phase transition. There are a variety of physical phenomena ...

Numerical resolution of two phase flows based on the hyperbolic ...

In this study, a compressible two-fluid model counting turbulence and different phase interfacial effects is expressed in the hyperbolic conservation form.

A hyperbolic-elliptic PDE model and conservative numerical method ...

Section 2 introduces the theoretical framework that extends the hyperbolic Richards equation model for unsaturated flow to the case of complete saturation.