Pore-scale investigation on mineral dissolution and evolution in hydrological properties of complex porous media with binary minerals

Q Tan, Y Kang, L You, H Peng, Q Chen - Chemical Geology, 2023 - Elsevier
… This work presents a pore-scale numerical investigation on changes in medium structure …
of description, pore-throat size in this work refers to both the pore size and pore throat size. …

The role of salt dissolution on the evolution of petrophysical properties in saline-lacustrine carbonate reservoirs: Pore structure, porosity–permeability, and mechanics

Q Tan, Y Kang, L You, H Peng, F Zhao, J Bai - Journal of Hydrology, 2023 - Elsevier
pore size distribution of dissolution pores was calculated using the analysis modules in Avizo.
Pore size … 8c), the quantity of which accounts for more than 90 % of all dissolution pores. …

Permeability prediction in rocks experiencing mineral precipitation and dissolution: a numerical study

Q Niu, C Zhang - Water Resources Research, 2019 - Wiley Online Library
… In summary, equation 6 will be tested in this study with the effective pore size r eff … In this
study, we use simplified models to mimic the precipitation and dissolution at the pore scale, …

Pore-scale modeling of thermal-hydro-mechanical-chemical coupled rock dissolution and fracturing process

K Jiao, D Han, B Wang, Y Chen, B Bai, L Gong… - Journal of Cleaner …, 2023 - Elsevier
rock dissolution and fracturing process, and this study aims to contribute to this problem. This
study first proposes a pore-scale … scheme for the rock dissolution and fracturing processes …

Changes in pore structures and porosity-permeability evolution of saline-lacustrine carbonate reservoir triggered by fresh water-rock reaction

Q Tan, L You, Y Kang, X Zhang, S Meng - Journal of Hydrology, 2020 - Elsevier
… this study is to understand the salt dissolution behavior of saline-lacustrine carbonate reservoir
induced by fresh-water invasion, which greatly changes the … As we can see, the pore size

Static dissolution-induced 3D pore network modification and its impact on critical pore attributes of carbonate rocks

S Andriamihaja, E Padmanabhan, BENA Joel… - Petroleum Exploration …, 2019 - Elsevier
pore size distribution before and after dissolution indicate that there is no correlation between
the temperature and pore size variation, but pore size … heterogeneity of the rock itself (initial …

Pore-scale study to analyze the impacts of porous media heterogeneity on mineral dissolution and acid transport using Darcy–Brinkmann–Stokes Method

J You, KJ Lee - Transport in Porous Media, 2021 - Springer
… has a significant impact on the acid–rock interaction during the acidizing process. In this
study, a new pore-scale … Chen et al. studied the dissolution-induced changes in hydrologic

Analyzing the dynamics of mineral dissolution during acid fracturing by pore-scale modeling of acid-rock interaction

J You, KJ Lee - SPE Journal, 2021 - onepetro.org
… Since the 1980s, the investigation of mineral dissolution in porous media has been widely
conducted in various fields, such as underground hydrology, CO 2 captures and storage, and …

Pore-scale study on the permeability characteristics of fractured rock under hydraulic-chemical coupling

Z Chen, CY Zhu, B Yu, L Gong - Computational Geosciences, 2024 - Springer
study at the pore scale to identify the key parameters influencing the permeability of fractured
rocks and to … In this study, K eq is set to 1010, which means that the dissolution reaction is …

Pore-scale numerical investigations of the impact of mineral dissolution and transport on the heterogeneity of fracture systems during CO2-enriched brine injection

J You, KJ Lee - SPE Journal, 2022 - onepetro.org
… Reaction-induced changes in pore structure and fracture … This study aims to analyze the
acid-rock interaction and … CO 2 injection by implementing a pore-scale Darcy-Brinkman-Stokes (…