Predicting pemfc performance from a volumetric image of catalyst layer structure using pore network modeling

MA Sadeghi, ZA Khan, M Agnaou, L Hu, S Litster… - Applied Energy, 2024 - Elsevier
A pore-scale model of a PEMFC cathode catalyst layer was developed using the pore
network approach and used to predict polarization behavior. A volumetric image of a …

Stationary Stokes solver for single-phase flow in porous media: A blastingly fast solution based on Algebraic Multigrid Method using GPU

NM Evstigneev, OI Ryabkov, KM Gerke - Advances in Water Resources, 2023 - Elsevier
The paper is focused on high efficiency Stokes solver that is applied to the incompressible
flow in porous media. Computational domains are represented by binarized 3D computed …

Pore-network extraction using discrete Morse theory: Preserving the topology of the pore space

AS Zubov, DA Murygin, KM Gerke - Physical Review E, 2022 - APS
Pore-scale modeling based on the 3D structural information of porous materials has
enormous potential in assessing physical properties beyond the capabilities of laboratory …

A general-purpose tool for modeling multifunctional thin porous media (POREnet): From pore network to effective property tensors

PA García-Salaberri, IV Zenyuk - Heliyon, 2024 - cell.com
POREnet, a novel approach to model effective properties of thin porous media, TPM, is
presented. The methodology allows the extraction of local effective property tensors by …

Computation of the permeability tensor of non-periodic anisotropic porous media from 3D images

H Scandelli, A Ahmadi-Senichault, C Levet… - Transport in Porous …, 2022 - Springer
The direct proportionality between the flow rate and the pressure gradient of creeping flows
was experimentally discovered by H. Darcy in the 19th century and theoretically justified a …

An intercomparison of the pore network to the Navier–Stokes modeling approach applied for saturated conductivity estimation from X-ray CT images

B Gackiewicz, K Lamorski, C Sławiński, SY Hsu… - Scientific reports, 2021 - nature.com
Different modeling techniques can be used to estimate the saturated conductivity of a porous
medium based on computed tomography (CT) images. In this research, two methods are …

Pore-corner networks unveiled: Extraction and interactions in porous media

N Zhan, Y Wang, X Lu, R Wu, A Kharaghani - Physical Review Fluids, 2024 - APS
Generalized network models (GNMs) serve as powerful tools, bridging the intricate gap
between pore-and continuum-scale multiphase transport in porous media. An essential step …

Pore network modelling of galvanostatic discharge behaviour of lithium-ion battery cathodes

ZA Khan, M Agnaou, MA Sadeghi… - Journal of The …, 2021 - iopscience.iop.org
Abstract The performance of Lithium-Ion batteries (LIB's) strongly depends on 3D
microstructure and continued research is needed for the development and optimization of …

[HTML][HTML] Numerical assessment of morphological and hydraulic properties of moss, lichen and peat from a permafrost peatland

S Cazaurang, M Marcoux, OS Pokrovsky… - Hydrology and Earth …, 2023 - hess.copernicus.org
Due to its insulating and draining role, assessing ground vegetation cover properties is
important for high-resolution hydrological modeling of permafrost regions. In this study …

Thermodynamically consistent interfacial curvatures in real pore geometries: Implications for pore-scale modeling of two-phase displacement processes

Y Gong, BW McCaskill, M Sedghi, M Piri… - Advances in Water …, 2024 - Elsevier
Abstract In conventional Pore-network Modeling (PNM) approaches, fluid flow and transport
are solved in a network of pore elements with idealized geometries. Such simplification can …