Flow-based characterization of digital rock images using deep learning

NJ Alqahtani, T Chung, YD Wang, RT Armstrong… - SPE Journal, 2021 - onepetro.org
X-ray imaging of porous media has revolutionized the interpretation of various microscale
phenomena in subsurface systems. The volumetric images acquired from this technology …

Deep learning convolutional neural networks to predict porous media properties

N Alqahtani, RT Armstrong… - SPE Asia Pacific oil and …, 2018 - onepetro.org
Digital rocks obtained from high-resolution micro-computed tomography (micro-CT) imaging
has quickly emerged as a powerful tool for studying pore-scale transport phenomena in …

Deep learning–driven permeability estimation from 2D images

M Araya-Polo, FO Alpak, S Hunter, R Hofmann… - Computational …, 2020 - Springer
Current micro-CT image resolution is limited to 1–2 microns. A recent study has identified
that at least 10 image voxels are needed to resolve pore throats, which limits the …

Upscaling permeability anisotropy in digital sandstones using convolutional neural networks

A Najafi, J Siavashi, M Ebadi, M Sharifi… - Journal of Natural Gas …, 2021 - Elsevier
Pore-scale modelling and implementation of micro x-ray Computed Tomography (μxCT)
images have become a reliable method to predict the petrophysical properties of rocks …

[HTML][HTML] Machine and deep learning for estimating the permeability of complex carbonate rock from X-ray micro-computed tomography

M Tembely, AM AlSumaiti, WS Alameri - Energy Reports, 2021 - Elsevier
Accurate estimation of permeability is critical for oil and gas reservoir development and
management, as it controls production rate. After assessing numerical techniques ranging …

A deep learning perspective on predicting permeability in porous media from network modeling to direct simulation

M Tembely, AM AlSumaiti, W Alameri - Computational Geosciences, 2020 - Springer
Predicting the petrophysical properties of rock samples using micro-CT images has gained
significant attention recently. However, an accurate and an efficient numerical tool is still …

Generation of ground truth images to validate micro-CT image-processing pipelines

S Berg, N Saxena, M Shaik, C Pradhan - The Leading Edge, 2018 - library.seg.org
Digital rock technology and pore-scale physics have become increasingly relevant topics in
a wide range of porous media with important applications in subsurface engineering. This …

PoreFlow-Net: A 3D convolutional neural network to predict fluid flow through porous media

JE Santos, D Xu, H Jo, CJ Landry, M Prodanović… - Advances in Water …, 2020 - Elsevier
Abstract We present the PoreFlow-Net, a 3D convolutional neural network architecture that
provides fast and accurate fluid flow predictions for 3D digital rock images. We trained our …

Deep learning in pore scale imaging and modeling

Y Da Wang, MJ Blunt, RT Armstrong… - Earth-Science Reviews, 2021 - Elsevier
Pore-scale imaging and modeling has advanced greatly through the integration of Deep
Learning into the workflow, from image processing to simulating physical processes. In …

[HTML][HTML] Predicting permeability from 3D rock images based on CNN with physical information

P Tang, D Zhang, H Li - Journal of Hydrology, 2022 - Elsevier
Permeability is one of the most important properties in subsurface flow problems, which
measures the ability of rocks to transmit fluid. Normally, permeability is determined through …