Non-Darcian flow of shear-thinning fluids through packed beads: Experiments and predictions using Forchheimer's law and Ergun's equation

AR de Castro, G Radilla - Advances in water resources, 2017 - Elsevier
The flow of shear-thinning fluids through unconsolidated porous media is present in a
number of important industrial applications such as soil depollution, Enhanced Oil Recovery …

Numerical investigation of the apparent viscosity dependence on darcy velocity during the flow of shear-thinning fluids in porous media

A Rodríguez de Castro, M Agnaou - Transport in Porous Media, 2019 - Springer
The viscosity exhibited by shear-thinning fluids within the interstices of a porous medium
differs depending on pore dimensions and injection velocity. Therefore, predicting the …

Flow of yield stress and C arreau fluids through rough‐walled rock fractures: Prediction and experiments

A Rodríguez de Castro, G Radilla - Water Resources Research, 2017 - Wiley Online Library
Many natural phenomena in geophysics and hydrogeology involve the flow of non‐
Newtonian fluids through natural rough‐walled fractures. Therefore, there is considerable …

Enhancing pollutant removal from contaminated soils using yield stress fluids as selective blocking agents

AR de Castro, AB Abdelwahed, H Bertin - Journal of Contaminant …, 2023 - Elsevier
This work presents a novel technique consisting in the use of yield stress fluids as blocking
agents in porous media presenting pore-scale heterogeneities. The key feature of this …

Numerical porosimetry: evaluation and comparison of yield stress fluids method, mercury intrusion porosimetry and pore network modelling approaches

AR de Castro, M Agnaou, A Ahmadi-Senichault… - Computers & Chemical …, 2020 - Elsevier
Abstract Mercury Intrusion Porosimetry (MIP) is still today the reference porosimetry
technique despite its environmental health and safety concerns. As a safe alternative, the …

Numerical analysis of the pore-scale mechanisms controlling the efficiency of immiscible displacement of a pollutant phase by a shear-thinning fluid

AR de Castro, B Goyeau - Chemical Engineering Science, 2022 - Elsevier
Abstract Knowledge of the pore-scale physics of underground multiphase flows is essential
to devise efficient soil remediation methods. However, the immiscible displacement of …

Study on the effect of threshold pressure gradient on remaining oil distribution in heavy oil reservoirs

W Ke, Y Liu, X Zhao, G Yu, J Wang - ACS omega, 2022 - ACS Publications
Due to the spatial network structure, heavy oil has a high threshold pressure gradient when
it flows through porous media, and the threshold pressure gradient plays a crucial role in the …

Extending Darcy's law to the flow of yield stress fluids in packed beds: Method and experiments

AR de Castro - Advances in water resources, 2019 - Elsevier
A large number of complex fluids commonly used in industry exhibit yield stress, eg,
concentrated polymer solutions, waxy crude oils, emulsions, colloid suspensions and foams …

Determining pore size distribution in rocks using shear‐thinning fluids: Utilisation of the method in geomorphology

M Slavík, M Lanzendörfer, M Maľa… - Earth Surface Processes …, 2024 - Wiley Online Library
The pore space characteristics of geological materials are closely related to their
mechanical, transport and hydraulic properties. In geomorphology, pore size distribution …

Characterization of the pore structure of porous media using non‐Newtonian fluids

SC Hauswirth, MR Abou Najm… - Water Resources …, 2019 - Wiley Online Library
We demonstrate a simple, cheap method for pore size characterization of porous media that
generates a distribution of pore radii for improved flow and transport modeling. The new …