Digital rock physics benchmarks—Part II: Computing effective properties

H Andrä, N Combaret, J Dvorkin, E Glatt, J Han… - Computers & …, 2013 - Elsevier
This is the second and final part of our digital rock physics (DRP) benchmarking study. We
use segmented 3-D images (one for Fontainebleau, three for Berea, three for a carbonate …

Computational challenges in the analyses of petrophysics using microtomography and upscaling: a review

J Liu, GG Pereira, Q Liu, K Regenauer-Lieb - Computers & Geosciences, 2016 - Elsevier
Microtomography provides detailed 3D internal structures of materials in micro-to tens of
nano-meter resolution and is quickly turning into a new technology for studying …

Digital rock physics: numerical prediction of pressure-dependent ultrasonic velocities using micro-CT imaging

C Madonna, BSG Almqvist… - Geophysical Journal …, 2012 - academic.oup.com
Digital rock physics combines modern microscopic imaging with advanced numerical
simulations to analyse the physical properties of rocks. Elastic-wave propagation modelling …

Effect of CT image size and resolution on the accuracy of rock property estimates

Y Bazaikin, B Gurevich, S Iglauer… - Journal of …, 2017 - Wiley Online Library
In order to study the effect of the micro‐CT scan resolution and size on the accuracy of
upscaled digital rock property estimation of core samples Bentheimer sandstone images …

Imaging and computational considerations for image computed permeability: operating envelope of digital rock physics

N Saxena, A Hows, R Hofmann, FO Alpak… - Advances in Water …, 2018 - Elsevier
This study defines the optimal operating envelope of the Digital Rock technology from the
perspective of imaging and numerical simulations of transport properties. Imaging larger …

Digital rock physics: Effect of fluid viscosity on effective elastic properties

EH Saenger, F Enzmann, Y Keehm, H Steeb - Journal of Applied …, 2011 - Elsevier
This paper is concerned with the effect of pore fluid viscosity on effective elastic properties
using digitized rocks. We determine a significant velocity dispersion in wave propagation …

Synchrotron-based X-ray tomographic microscopy for rock physics investigations

C Madonna, B Quintal, M Frehner, BSG Almqvist… - Geophysics, 2013 - library.seg.org
Synchrotron radiation X-ray tomographic microscopy is a nondestructive method providing
ultra-high-resolution 3D digital images of rock microstructures. We describe this method and …

Numerical estimation of carbonate rock properties using multiscale images

MS Jouini, S Vega, A Al‐Ratrout - Geophysical Prospecting, 2015 - earthdoc.org
Characterizing the pore space of rock samples using three‐dimensional (3D) X‐ray
computed tomography images is a crucial step in digital rock physics. Indeed, the quality of …

Time reverse modeling of acoustic emissions in a reinforced concrete beam

GK Kocur, EH Saenger, CU Grosse, T Vogel - Ultrasonics, 2016 - Elsevier
The time reverse modeling (TRM) is applied for signal-based acoustic emission (AE)
analysis of reinforced concrete (RC) specimens. TRM uses signals obtained from physical …

Digital rock physics of sandstone based on micro-CT technology

XJ LIU, HL ZHU, LX LIANG - Chinese Journal of Geophysics, 2014 - en.dzkx.org
Digital rock physics technology makes up for the disadvantages of traditional petrophysical
experiments, and has opened up a new platform for petrophysics research. Taking …