Recent developments on relationships between the equivalent permeability and fractal dimension of two-dimensional rock fracture networks
Over the last 30 years, discrete fracture network (DFN) modeling has been increasingly
utilized in various practical applications in geoengineering and geosciences. The geometric …
utilized in various practical applications in geoengineering and geosciences. The geometric …
Lattice Boltzmann method for non-Newtonian (power-law) fluids
We study an ad hoc extension of the lattice Boltzmann method that allows the simulation of
non-Newtonian fluids described by generalized Newtonian models. We extensively test the …
non-Newtonian fluids described by generalized Newtonian models. We extensively test the …
Mathematical expressions for estimating equivalent permeability of rock fracture networks
Fracture networks play a more significant role in conducting fluid flow and solute transport in
fractured rock masses, comparing with that of the rock matrix. Accurate estimation of the …
fractured rock masses, comparing with that of the rock matrix. Accurate estimation of the …
Map of fluid flow in fractal porous medium into fractal continuum flow
AS Balankin, BE Elizarraraz - Physical Review E—Statistical, Nonlinear, and …, 2012 - APS
This paper is devoted to fractal continuum hydrodynamics and its application to model fluid
flows in fractally permeable reservoirs. Hydrodynamics of fractal continuum flow is …
flows in fractally permeable reservoirs. Hydrodynamics of fractal continuum flow is …
Validity of the permeability Carman–Kozeny equation: a volume averaging approach
FJ Valdes-Parada, JA Ochoa-Tapia… - Physica A: Statistical …, 2009 - Elsevier
A volume averaging approach is used to estimate the porous media permeability. Contrary
to traditional methods that rely on solving the Navier–Stokes equations for laminar flow, this …
to traditional methods that rely on solving the Navier–Stokes equations for laminar flow, this …
Scale and size effects on fluid flow through self-affine rough fractures
A permeability estimation of a single rough fracture remains challenging and has attracted
broad attention because of its fundamental importance. This study examines the effects of …
broad attention because of its fundamental importance. This study examines the effects of …
The effect of fracture roughness on the onset of nonlinear flow
D Cunningham, H Auradou… - Water Resources …, 2020 - Wiley Online Library
In fractures where surface fluctuations are large compared to their aperture (narrow
fractures), the flow is forced to move in tortuous paths that produce additional viscous friction …
fractures), the flow is forced to move in tortuous paths that produce additional viscous friction …
Permeability anisotropy induced by the shear displacement of rough fracture walls
The permeability anisotropy that results from a shear displacement between the
complementary self‐affine walls of a rough fracture is investigated. Experiments in which a …
complementary self‐affine walls of a rough fracture is investigated. Experiments in which a …
Flow channeling in a single fracture induced by shear displacement
The effect on the transport properties of a fracture of a shear displacement u→ between its
complementary surfaces is investigated experimentally and numerically. The shear …
complementary surfaces is investigated experimentally and numerically. The shear …
Influence of wall roughness on the geometrical, mechanical and transport properties of single fractures
H Auradou - Journal of Physics D: Applied Physics, 2009 - iopscience.iop.org
This paper reviews the main features of the transport properties of single fractures. Particular
attention is paid to fractures in geological materials which often display a roughness …
attention is paid to fractures in geological materials which often display a roughness …