Pore-scale modelling on hydrogen transport in porous media: Implications for hydrogen storage in saline aquifers

J Wang, Y Yang, S Cai, J Yao, Q ** and migration in porous rock: Demonstrating the effect of Ostwald ripening
Y Zhang, B Bijeljic, Y Gao, S Goodarzi… - Geophysical …, 2023 - Wiley Online Library
We use high‐resolution three‐dimensional X‐ray imaging to study hydrogen injection and
withdrawal in the pore space of Bentheimer sandstone. The results are compared with a …

Pore-scale simulation of remaining oil distribution in 3D porous media affected by wettability and capillarity based on volume of fluid method

Y Yang, S Cai, J Yao, J Zhong, K Zhang, W Song… - International Journal of …, 2021 - Elsevier
Characterizing the trapped phase in porous media is essential for many engineering
applications, such as enhanced oil recovery, nuclear storage, and geological sequestration …

Minimal surfaces in porous media: Pore-scale imaging of multiphase flow in an altered-wettability Bentheimer sandstone

Q Lin, B Bijeljic, S Berg, R Pini, MJ Blunt, S Krevor - Physical Review E, 2019 - APS
High-resolution x-ray imaging was used in combination with differential pressure
measurements to measure relative permeability and capillary pressure simultaneously …

Cree** microstructure and fractal permeability model of natural gas hydrate reservoir

J Cai, Y **a, C Lu, H Bian, S Zou - Marine and Petroleum Geology, 2020 - Elsevier
The successful pilot testing of depressurization production for natural gas hydrate reservoir
was conducted at Shenhu Area in the South China Sea. However, pressure changes due to …

Imaging and measurement of pore‐scale interfacial curvature to determine capillary pressure simultaneously with relative permeability

Q Lin, B Bijeljic, R Pini, MJ Blunt… - Water Resources …, 2018 - Wiley Online Library
There are a number of challenges associated with the determination of relative permeability
and capillary pressure. It is difficult to measure both parameters simultaneously on the same …

Digital rock segmentation for petrophysical analysis with reduced user bias using convolutional neural networks

Y Niu, P Mostaghimi, M Shabaninejad… - Water Resources …, 2020 - Wiley Online Library
Pore‐scale digital images are usually obtained from microcomputed tomography data that
has been segmented into void and grain space. Image segmentation is a crucial step in the …

[HTML][HTML] A thermodynamically consistent characterization of wettability in porous media using high-resolution imaging

MJ Blunt, Q Lin, T Akai, B Bijeljic - Journal of colloid and interface science, 2019 - Elsevier
Conservation of energy is used to derive a thermodynamically-consistent contact angle, θ t,
when fluid phase 1 displaces phase 2 in a porous medium. Assuming no change in …

Representative elementary volumes, hysteresis, and heterogeneity in multiphase flow from the pore to continuum scale

SJ Jackson, Q Lin, S Krevor - Water Resources Research, 2020 - Wiley Online Library
Representative elementary volumes (REVs) and heterogeneity are key concepts in
continuum multiphase flow, yet their manifestation from the pore‐scale and associated …