[HTML][HTML] Homogenized lattice Boltzmann model for simulating multi-phase flows in heterogeneous porous media

MP Lautenschlaeger, J Weinmiller, B Kellers… - Advances in Water …, 2022 - Elsevier
A homogenization approach for the simulation of multi-phase flows in heterogeneous
porous media is presented. It is based on the lattice Boltzmann method and combines the …

Lattice Boltzmann Method Pore-scale simulation of fluid flow and heat transfer in porous media: Effect of size and arrangement of obstacles into a channel

I Moradi, A D'Orazio - Engineering Analysis with Boundary Elements, 2023 - Elsevier
The flow characteristics at a pore-scale porous medium has a significant role to the
development of cooling modules. Despite this fact, still there is no adequate knowledge …

Discrete effects on the source term for the lattice Boltzmann modelling of one-dimensional reaction–diffusion equations

G Silva - Computers & Fluids, 2023 - Elsevier
This work presents a detailed numerical analysis of one-dimensional, time-dependent
(linear) reaction–diffusion type equations modelled with the lattice Boltzmann method (LBM) …

Analysis and improvement of Brinkman lattice Boltzmann schemes: Bulk, boundary, interface. Similarity and distinctness with finite elements in heterogeneous porous …

I Ginzburg, G Silva, L Talon - Physical Review E, 2015 - APS
This work focuses on the numerical solution of the Stokes-Brinkman equation for a voxel-
type porous-media grid, resolved by one to eight spacings per permeability contrast of 1 to …

Consistent lattice Boltzmann modeling of low-speed isothermal flows at finite Knudsen numbers in slip-flow regime. II. Application to curved boundaries

G Silva - Physical Review E, 2018 - APS
Gaseous flows inside microfluidic devices often fall in the slip-flow regime. According to this
theoretical description, the Navier-Stokes model remains applicable in bulk, while at solid …

Discrete effects on the forcing term for the lattice Boltzmann modeling of steady hydrodynamics

G Silva - Computers & Fluids, 2020 - Elsevier
This work concerns with the clean inclusion of the forcing term in the lattice Boltzmann
method (LBM) for the modeling of non-uniform body forces in steady hydrodynamics. The …

Low-and high-order accurate boundary conditions: From Stokes to Darcy porous flow modeled with standard and improved Brinkman lattice Boltzmann schemes

G Silva, L Talon, I Ginzburg - Journal of Computational Physics, 2017 - Elsevier
The present contribution focuses on the accuracy of reflection-type boundary conditions in
the Stokes–Brinkman–Darcy modeling of porous flows solved with the lattice Boltzmann …

Lattice Boltzmann simulations of flow and heat transfer from a permeable triangular cylinder under the influence of aiding buoyancy

TR Vijaybabu, K Anirudh, S Dhinakaran - International Journal of Heat and …, 2018 - Elsevier
Mesoscopic numerical simulations have been carried out to learn about the flow and heat
transfer characteristics of a 2-D permeable triangular cylinder, aligned at two different …

Steady-state two-relaxation-time lattice Boltzmann formulation for transport and flow, closed with the compact multi-reflection boundary and interface-conjugate …

I Ginzburg - Journal of Computational Science, 2021 - Elsevier
We introduce the steady-state two-relaxation-time (TRT) Lattice Boltzmann method. Owing to
the symmetry argument, the bulk system and the closure equations are all expressed in …

Stokes–Brinkman–Darcy solutions of bimodal porous flow across periodic array of permeable cylindrical inclusions: cell model, lubrication theory and LBM/FEM …

G Silva, I Ginzburg - Transport in Porous Media, 2016 - Springer
An analytical study is devised for the problem of bimodal porous flow across a periodic array
of permeable cylindrical inclusions. Such a configuration is particularly relevant for porous …