Cleat-scale characterisation of coal: An overview

P Mostaghimi, RT Armstrong, A Gerami, Y Hu… - Journal of Natural Gas …, 2017 - Elsevier
This paper reviews recent developments on the cleat-scale characterisation of coal. Novel
micro-CT imaging and image calibration methods are described. The application of micro …

Computations of absolute permeability on micro-CT images

P Mostaghimi, MJ Blunt, B Bijeljic - Mathematical Geosciences, 2013 - Springer
We apply an accurate numerical scheme to solve for Stokes flow directly on binarized three-
dimensional rock images, such as those obtained by micro-CT imaging. The method …

Pore-scale characterization of carbonates using X-ray microtomography

CH Arns, F Bauget, A Limaye, A Sakellariou… - Spe Journal, 2005 - onepetro.org
A reservoir carbonate core plug has been imaged in 3D across a range of length scales
using high resolution X-ray microtomography (μ-CT). Data from the original 40-mm diameter …

Relative permeability calculations from two-phase flow simulations directly on digital images of porous rocks

T Ramstad, N Idowu, C Nardi, PE Øren - Transport in Porous Media, 2012 - Springer
We present results from a systematic study of relative permeability functions derived from
two-phase lattice Boltzmann (LB) simulations on X-ray microtomography pore space images …

Comparison of low-field NMR and microfocus X-ray computed tomography in fractal characterization of pores in artificial cores

Y Zhao, G Zhu, Y Dong, NN Danesh, Z Chen, T Zhang - Fuel, 2017 - Elsevier
Studying the pore structure is very important for better understanding the characteristics of
fluids storage and transport in rock reservoirs. To investigate the better way to characterize …

Simulation of two-phase flow in reservoir rocks using a lattice Boltzmann method

T Ramstad, PE Øren, S Bakke - Spe Journal, 2010 - onepetro.org
We present results from simulations of two-phase flow directly on digitized rock-
microstructure images of porous media using a lattice Boltzmann (LB) method. The …

[PDF][PDF] Image registration: enhancing and calibrating X-ray micro-CT imaging

S Latham, T Varslot, A Sheppard - Proc. of the Soc. Core …, 2008 - researchgate.net
ABSTRACT A range of 3D image registration techniques have been developed to extend
the capabilities of X-ray micro-CT and to allow the calibration of micro-CT data to other …

Three-dimensional imaging of earth and planetary materials

WD Carlson - Earth and Planetary Science Letters, 2006 - Elsevier
X-ray computed tomography, neutron computed tomography, and magnetic resonance
imaging are driving novel scientific advances by enabling rapid, non-destructive, three …

Improving the estimations of petrophysical transport behavior of carbonate rocks using a dual pore network approach combined with computed microtomography

D Bauer, S Youssef, M Fleury, S Bekri… - Transport in porous …, 2012 - Springer
Due to the intricate structure of carbonate rocks, relationships between porosity or saturation
and petrophysical transport properties classically used for reservoir estimation and recovery …

Approximating permeability of microcomputed-tomography images using elliptic flow equations

T Chung, YD Wang, RT Armstrong, P Mostaghimi - SPE Journal, 2019 - onepetro.org
Direct simulation of flow on microcomputed‐tomography (micro‐CT) images of rocks is
widely used for the calculation of permeability. However, direct numerical methods are …