Role of heterogeneous surface wettability on dynamic immiscible displacement, capillary pressure, and relative permeability in a CO2-water-rock system

R Guo, L Dalton, D Crandall, J McClure, H Wang… - Advances in Water …, 2022 - Elsevier
Surface wettability is one of the major factors that regulate immiscible fluid displacement in
porous media. However, the role of pore-scale wettability heterogeneity on dynamic …

The role of the spatial heterogeneity and correlation length of surface wettability on two-phase flow in a CO2-water-rock system

R Guo, LE Dalton, M Fan, J McClure, L Zeng… - Advances in Water …, 2020 - Elsevier
This study characterized and modeled heterogeneous surface wettability in sandstone and
investigated the role of spatial heterogeneity and correlation length of surface wettability on …

Pore–scale analysis of supercritical CO2–brine immiscible displacement under fractional–wettability conditions

S Bakhshian, SA Hosseini - Advances in Water Resources, 2019 - Elsevier
The objective of this study was to investigate the effect of wettability heterogeneity on pore–
scale characteristics of Supercritical (sc) CO 2 displacement dynamics and its capillary …

Wettability effects on supercritical CO2–brine immiscible displacement during drainage: Pore-scale observation and 3D simulation

R Hu, J Wan, Y Kim, TK Tokunaga - International Journal of Greenhouse …, 2017 - Elsevier
Wettability is an important factor controlling the displacement of immiscible fluids in porous
media and therefore affects the flow and transport of supercritical (sc) CO 2 in geologic …

Impacts of Mixed‐Wettability on Brine Drainage and Supercritical CO2 Storage Efficiency in a 2.5‐D Heterogeneous Micromodel

C Chang, TJ Kneafsey, J Wan… - Water Resources …, 2020 - Wiley Online Library
Geological carbon storage (GCS) involves unstable drainage processes, the formation of
patterns in a morphologically unstable interface between two fluids in a porous medium …

Pore-scale modeling of wettability effects on CO2–brine displacement during geological storage

F Basirat, Z Yang, A Niemi - Advances in water resources, 2017 - Elsevier
Wetting properties of reservoir rocks and caprocks can vary significantly, and they strongly
influence geological storage of carbon dioxide in deep saline aquifers, during which CO 2 is …

Understanding the role of wettability distribution on pore-filling and displacement patterns in a homogeneous structure via quasi 3D pore-scale modelling

A Jahanbakhsh, O Shahrokhi, MM Maroto-Valer - Scientific Reports, 2021 - nature.com
Most numerical simulation studies have focused on the effect of homogenous wettability on
fluid flow dynamics; however, most rocks display spatially heterogeneous wettability …

Characterization of immiscible fluid displacement processes with various capillary numbers and viscosity ratios in 3D natural sandstone

T Tsuji, F Jiang, KT Christensen - Advances in Water Resources, 2016 - Elsevier
To characterize the influence of reservoir conditions upon multiphase flow, we calculated
fluid displacements (drainage processes) in 3D pore spaces of Berea sandstone using two …

Link Between CO2‐Induced Wettability and Pore Architecture Alteration

H Wang, V Alvarado, ER Smith… - Geophysical …, 2020 - Wiley Online Library
Abstract Changes in pore (throat) size, surface roughness, and mineralogy induced by
supercritical CO 2‐water‐rock reactions impact petrophysical properties such as porosity …

Scaling the impacts of pore-scale characteristics on unstable supercritical CO2-water drainage using a complete capillary number

C Chang, TJ Kneafsey, Q Zhou, M Oostrom… - International Journal of …, 2019 - Elsevier
Geological carbon storage in deep aquifers involves displacement of resident brine by
supercritical CO 2 (scCO 2), which is an unstable drainage process caused by the invasion …