Experimental and computational advances on the study of viscous fingering: an umbrella review

A Pinilla, M Asuaje, N Ratkovich - Heliyon, 2021 - cell.com
During the production of heavy oil reservoirs, the movement of the fluids, namely oil and
water, significantly affects the production rates. This movement is influenced by the mobility …

Magnetohydrodynamic levitation for high-performance flexible pumps

Y Matia, HS An, RF Shepherd… - Proceedings of the …, 2022 - National Acad Sciences
We use magnetohydrodynamic levitation as a means to create a soft, elastomeric, solenoid-
driven pump (ESP). We present a theoretical framework and fabrication of a pump designed …

Fully implicit finite difference pseudo‐spectral method for simulating high mobility‐ratio miscible displacements

MN Islam, J Azaiez - … Journal for Numerical Methods in Fluids, 2005 - Wiley Online Library
A finite difference–pseudo‐spectral (FD–PS) algorithm is developed to simulate the viscous
fingering instability in high mobility‐ratio (MR) miscible displacements. This novel algorithm …

Scaling and unified characterization of flow instabilities in layered heterogeneous porous media

M Sajjadi, J Azaiez - Physical Review E—Statistical, Nonlinear, and Soft …, 2013 - APS
The physics of miscible flow displacements with unfavorable mobility ratios through
horizontal layered heterogeneous media is investigated. The flow model is solved …

Analytical and variational numerical methods for unstable miscible displacement flows in porous media

G Scovazzi, MF Wheeler, A Mikelić, S Lee - Journal of Computational …, 2017 - Elsevier
The miscible displacement of one fluid by another in a porous medium has received
considerable attention in subsurface, environmental and petroleum engineering …

Modelling of 3D viscous fingering: Influence of the mesh on coreflood experiments

A Pinilla, L Ramirez, M Asuaje, N Ratkovich - Fuel, 2021 - Elsevier
Abstract The modeling of Viscous Fingering (VF) is of interest to the study of multiphase flow
in porous media, especially in the O&G industry, where this phenomenon is one of the root …

A numerical study on radial Hele-Shaw flow: influence of fluid miscibility and injection scheme

YS Huang, CY Chen - Computational Mechanics, 2015 - Springer
Fingering instability triggered by injection of a less viscous fluid in a Hele-Shaw cell is
numerically investigated. Simulations are based on a diffuse-interface method, and the …

Numerical simulations of miscible displacement in an inclined channel by lattice Boltzmann method

G Liu, Y Wang, C Zhang, Q Lou - Physics of Fluids, 2023 - pubs.aip.org
The interfacial instability between miscible fluids in a channel is determined by many factors,
such as viscosity contrast and the inclination angle. Considering the effect of the gravity field …

CFD study of the water production in mature heavy oil fields with horizontal wells

A Pinilla, M Asuaje, C Pantoja, L Ramirez, J Gomez… - PloS one, 2021 - journals.plos.org
Excessive water production in mature heavy oil fields causes incremental costs, energy
consumption, and inefficiency. Understanding multiphase flows near the wellbore is an …

Saffman–Taylor instability of viscoelastic fluids in anisotropic porous media

H Shokri, MH Kayhani, M Norouzi - International Journal of Mechanical …, 2018 - Elsevier
In this study, the effect of anisotropy of porous media on Saffman–Taylor instability (viscous
fingering instability) of viscoelastic fluids is investigated for the first time. The Oldroyd-B …