Mechanical properties and permeability evolution of red sandstone subjected to hydro-mechanical coupling: experiment and discrete element modelling

Q Wang, X Hu, W Zheng, L Li, C Zhou, C Ying… - Rock Mechanics and …, 2021 - Springer
This paper presents the hydro-mechanical behaviors of a red sandstone from the Three
Gorges reservoir area using laboratory testing and numerical modelling. A series of …

[图书][B] Thermo-poroelasticity and geomechanics

APS Selvadurai, AP Suvorov - 2016 - books.google.com
Investigations of multi-physical processes in geomaterials have gained increasing attention
due to the ongoing interest in solving complex geoenvironmental problems. This book …

Experimental investigation of the failure mechanism of deep granite under high seepage water pressure and strong unloading effect

Z Chen, C Ma, T Li, C He - Acta Geotechnica, 2022 - Springer
For deep hard–brittle rock mass engineering in a complicated hydrogeological environment,
deformation and damage of the surrounding rock during excavation are often driven by the …

Advanced geometry representations and tools for microstructural and multiscale modeling

B Sonon, KEM Kamel, TJ Massart - Advances in applied mechanics, 2021 - Elsevier
The macroscopic behavior of complex heterogeneous materials is governed by the
interactions between their constituents at the microstructural scale. This has fostered a large …

Modelling stress-induced permeability alterations in sandstones using CT scan-based representations of the pore space morphology

KEM Kamel, P Gerard, JB Colliat, TJ Massart - International Journal of …, 2022 - Elsevier
This contribution presents an integrated and automated methodology for the computational
analysis of permeability alterations in natural rocks under varying stress states, taking …

Influence of structure and water pressure on the hydraulic conductivity of the rock mass around underground excavations

Z Huang, Z Jiang, S Zhu, X Wu, L Yang, Y Guan - Engineering Geology, 2016 - Elsevier
In this study, in situ water injection tests and numerical modeling in conjunction with core
logs and television image measurements were applied for an investigation of the hydraulic …

Mechanics of a pressurized penny-shaped crack in a poroelastic halfspace

APS Selvadurai, P Samea - International Journal of Engineering Science, 2021 - Elsevier
This paper examines the axisymmetric problem of a penny-shaped crack located in a
poroelastic halfspace that is modelled by Biot poroelasticity. The paper first examines the …

[HTML][HTML] A FE2 modelling approach to hydromechanical coupling in cracking-induced localization problems

AP Van den Eijnden, P Bésuelle, R Chambon… - International Journal of …, 2016 - Elsevier
An approach to multiscale modelling of the hydro-mechanical behaviour of geomaterials in
the framework of computational homogenization is presented. At the micro level a …

Normal stress‐induced permeability hysteresis of a fracture in a granite cylinder

APS Selvadurai - Crustal Permeability, 2012 - Wiley Online Library
This chapter examines the influence of axial stress‐induced closure of a fracture on its
permeability. The experiments were conducted on a cylinder of Barre Granite measuring …

An analytical solution for solitary porosity waves: dynamic permeability and fluidization of nonlinear viscous and viscoplastic rock

JAD Connolly, YY Podladchikov - Crustal permeability, 2012 - Wiley Online Library
Porosity waves correspond to a steady‐state solution to the coupled hydraulic and rheologic
equations that govern the flow of the fluid through the matrix and matrix deformation. This …