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[PDF] Top 20 Flux calculation at the interface between two rock types for two-phase flow in porous media

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Flux calculation at the interface between two rock types for two-phase flow in porous media

Flux calculation at the interface between two rock types for two-phase flow in porous media

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ... Voir le document complet

16

Numerical simulation of two-phase inertial flow in heterogeneous porous media

Numerical simulation of two-phase inertial flow in heterogeneous porous media

... of the saturation fields at three given times: a t = 200 s, b t = 400 s, c t = 600 s for two-dimensional flow in a two-layer ...medium. The Darcy–Forchheimer model ... Voir le document complet

25

Immiscible two-phase Darcy flow model accounting for vanishing and discontinuous capillary pressures: application to the flow in fractured porous media

Immiscible two-phase Darcy flow model accounting for vanishing and discontinuous capillary pressures: application to the flow in fractured porous media

... [5], the Vertex Approx- imate Gradient (VAG) discretization, employing phase pressures formulation, was applied to model two-phase Darcy flows in heterogeneous porous ... Voir le document complet

23

Modeling two-phase flow of immiscible fluids in porous media: Buckley-Leverett theory with explicit coupling terms

Modeling two-phase flow of immiscible fluids in porous media: Buckley-Leverett theory with explicit coupling terms

... account for inertial effects by including additional drag terms [ 35 ], but we limit our analysis to creeping flow in this ...paper. In fact, in such cases, the ... Voir le document complet

21

A hybrid-dimensional compositional two-phase flow model in fractured porous media with phase transitions and Fickian diffusion

A hybrid-dimensional compositional two-phase flow model in fractured porous media with phase transitions and Fickian diffusion

... write the half two-phase Darcy flux continuity equations on both sides of the mf interface using a TPFA of the half fluxes on the fracture ...to the ... Voir le document complet

30

A robust VAG scheme for a two-phase flow problem in heterogeneous porous media

A robust VAG scheme for a two-phase flow problem in heterogeneous porous media

... } the set of rock types surrounding the node s ∈ V, and we set χ k = {rt k } for all k ∈ ...M. The choice of the primary variables follows the variable switching ... Voir le document complet

8

The gradient flow structure for incompressible immiscible two-phase flows in porous media

The gradient flow structure for incompressible immiscible two-phase flows in porous media

... on the model governing the motion of an incompressible immiscible two-phase flow in a possibly heterogeneous porous medium, that will appear in the sequel as ... Voir le document complet

8

Coupling of a two phase gas liquid 3D Darcy flow in fractured porous media with a 1D free gas flow

Coupling of a two phase gas liquid 3D Darcy flow in fractured porous media with a 1D free gas flow

... Introduction Flow and transport processes in domains composed of a porous medium and an adjacent free- flow region appear in a wide range of industrial and environmental ...is in ... Voir le document complet

19

One-phase and Two-phase Flow In Highly Permeable Porous Media

One-phase and Two-phase Flow In Highly Permeable Porous Media

... stands for the spatial averaging of a variable ϕ while ϕ stands for the time average, may lead to different macro-scale ...models. The fundamental reason is due to the fact that ... Voir le document complet

11

Upscaling multi-component two-phase flow in porous media with partitioning coefficient

Upscaling multi-component two-phase flow in porous media with partitioning coefficient

...  the closure problems allow to map the concentration devia- tions onto macro-scale concentrations and gradients (similar relations exist for the velocity ...deviations). The closure ... Voir le document complet

14

Vertex Approximate Gradient Scheme for Hybrid Dimensional Two-Phase Darcy Flows in Fractured Porous Media

Vertex Approximate Gradient Scheme for Hybrid Dimensional Two-Phase Darcy Flows in Fractured Porous Media

... presents the Vertex Approximate Gradient (VAG) discretiza- tion of a two-phase Darcy flow in discrete fracture networks (DFN) taking into account the mass exchange between ... Voir le document complet

9

Modeling two-phase flow of immiscible fluids in porous media: Buckley-Leverett theory with explicit coupling terms

Modeling two-phase flow of immiscible fluids in porous media: Buckley-Leverett theory with explicit coupling terms

... account for inertial effects by including additional drag terms [ 35 ], but we limit our analysis to creeping flow in this ...paper. In fact, in such cases, the ... Voir le document complet

20

Vertex Approximate Gradient Discretization preserving positivity for two-phase Darcy flows in heterogeneous porous media

Vertex Approximate Gradient Discretization preserving positivity for two-phase Darcy flows in heterogeneous porous media

... Abstract In this article, a new nodal discretization is proposed for two-phase Darcy flows in heterogeneous porous ...media. The scheme combines the Vertex ... Voir le document complet

27

On the effects of discontinuous capillarities for immiscible two-phase flows in porous media made of several rock-types

On the effects of discontinuous capillarities for immiscible two-phase flows in porous media made of several rock-types

... (s), the ∂ x ϕ i (u) belongs to L ∞ (Ω i × R + ), then ϕ i (u) admits a strong trace on {x = ...represents the saturation in oil of the fluid, then it has naturally to stay bounded ... Voir le document complet

13

Vertex Approximate Gradient Scheme for Hybrid Dimensional Two-Phase Darcy Flows in Fractured Porous Media

Vertex Approximate Gradient Scheme for Hybrid Dimensional Two-Phase Darcy Flows in Fractured Porous Media

... of the hybrid dimensional Darcy flow model with continuous pressures has been the object of several ...works. In [24] a cell-centred Finite Volume scheme using a Two Point Flux ... Voir le document complet

31

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

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

... incompressible two-phase flow in a porous medium composed of two different rocks so that the capillary pressure field is discontinuous at the ... Voir le document complet

33

Two-phase non-Darcy flow in heterogeneous porous media: A numerical investigation

Two-phase non-Darcy flow in heterogeneous porous media: A numerical investigation

... 1D flow in a homogeneous porous medium, a validation is performed by comparing numerical results of the saturation front kinetics with a semi-analytical solution inspired from the ... Voir le document complet

2

Hybrid-dimensional modelling of two-phase flow through fractured porous media with enhanced matrix fracture transmission conditions

Hybrid-dimensional modelling of two-phase flow through fractured porous media with enhanced matrix fracture transmission conditions

... For two-phase Darcy flow, the TPFA discretization is used in [25] with elimination of the mf inter- face pressures when computing the Darcy flux ... Voir le document complet

34

Pressure drop and average void fraction measurements for two-phase flow through highly permeable porous media

Pressure drop and average void fraction measurements for two-phase flow through highly permeable porous media

... through the spillway ( Fig. 5 b). The swollen water level then decreases back to the upper bound of the debris bed, and a part of the water initially present in the test ... Voir le document complet

12

Derivation of a macroscopic model for two-phase non-Darcy flow in homogeneous porous media using volume averaging

Derivation of a macroscopic model for two-phase non-Darcy flow in homogeneous porous media using volume averaging

... collects the work of Arts et Métiers Institute of Technology researchers and makes it freely available over the web where ...published in: ... Voir le document complet

2

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