[HTML][HTML] Pore-scale numerical simulation of low salinity water flooding using the lattice Boltzmann method

T Akai, MJ Blunt, B Bijeljic - Journal of colloid and interface science, 2020 - Elsevier
Hypothesis The change of wettability toward more water-wet by the injection of low salinity
water can improve oil recovery from porous rocks, which is known as low salinity water …

Anionic-nonionic and nonionic mixed surfactant systems for oil displacement: Impact of ethoxylate chain lengths on the synergistic effect

Z Wang, C Dai, J Liu, Y Dong, J Liu, N Sun… - Colloids and Surfaces A …, 2023 - Elsevier
Compound surfactant system has been extensively studied in enhanced oil recovery (EOR)
as the synergistic effect of mixed surfactants can increase the density of surfactants …

Pore-scale simulation of the interplay between wettability, capillary number, and salt dispersion on the efficiency of oil mobilization by low-salinity waterflooding

A Namaee-Ghasemi, S Ayatollahi, H Mahani - SPE Journal, 2021 - onepetro.org
Nonuniform mixing during low-salinity waterflooding (LSWF) is a function of the pore
geometry and flow patterns within the porous system. Salinity-dependent wettability …

Fully implicit dynamic pore‐network modeling of two‐phase flow and phase change in porous media

S Chen, C Qin, B Guo - Water Resources Research, 2020 - Wiley Online Library
Dynamic pore‐network model (PNM) has been widely used to model pore‐scale two‐phase
flow. Numerical algorithms commonly used for dynamic PNM including IMPES (implicit …

Pore-Scale Modeling of Heterogeneous Carbonate Rock Subjected to Modified Salinity Waterflooding

M Farhadzadeh, M Bonto, HM Nick - Energy & Fuels, 2024 - ACS Publications
We developed a pore-scale reactive multicomponent two-phase flow and transport
numerical model to study the pore-level dynamics of water injection in carbonate rocks. The …

Insights into the Effects of pore structure, time scale, and injection scenarios on pore-filling sequence and oil recovery by low-salinity waterflooding using a …

A Namaee-Ghasemi, S Ayatollahi, H Mahani - SPE Journal, 2023 - onepetro.org
Despite the proven advantage of the low-salinity waterflooding (LSWF) technique,
mechanistic understanding of the underlying phenomena at pore-scale remains uncertain …

[HTML][HTML] Using energy balance to determine pore-scale wettability

T Akai, Q Lin, B Bijeljic, MJ Blunt - Journal of colloid and interface science, 2020 - Elsevier
Hypothesis Based on energy balance during two-phase displacement in porous media, it
has recently been shown that a thermodynamically consistent contact angle can be …

Effect of anionic and non-anionic surfactants on the adsorption density

K Jiao, Q Feng, A Davarpanah - Petroleum Science and …, 2021 - Taylor & Francis
Surfactant adsorption is one of the crucial issues in surfactant flooding to enhance the oil
recovery factor. In this paper, we investigated the profound impact of two different surfactants …

Energy transfer process during Haines jumps and meniscus reconfiguration with a high-density and viscosity ratio

K Wang, S Matsushita, S Yamashita, M Nasir… - International Journal of …, 2024 - Elsevier
Haines jumps and meniscus reconfiguration are commonly observed in immiscible two-
phase flows through porous media. The experiment found that the fluid-fluid interface moves …

Experimental and Molecular Dynamics Simulation to Investigate Oil Adsorption and Detachment from Sandstone/Quartz Surface by Low-Salinity Surfactant Brines

EP Maiki, R Sun, S Ren, AM AlRassas - ACS omega, 2024 - ACS Publications
In this study, we explore the impact of monovalent (NaCl) and divalent (CaCl2) brines,
coupled with sodium dodecyl sulfate (SDS) surfactant at varying low concentrations, on the …