A constitutive framework for rocks undergoing solid dissolution

RI Borja, W Chen, AR Odufisan - Journal of the Mechanics and Physics of …, 2023 - Elsevier
We formulate a time-dependent damage theory for rocks subjected to mechanical
deformation and solid dissolution. The constitutive description is inspired by the transition …

Evolution of anisotropy with saturation and its implications for the elastoplastic responses of clay rocks

SCY Ip, RI Borja - … for Numerical and Analytical Methods in …, 2022 - Wiley Online Library
Many clay rocks have distinct bedding planes. Experimental studies have shown that their
mechanical properties evolve with the degree of saturation (DOS), often with higher stiffness …

Impacts of saturation-dependent anisotropy on the shrinkage behavior of clay rocks

SCY Ip, J Choo, RI Borja - Acta Geotechnica, 2021 - Springer
Geomaterials such as soils and rocks can exhibit inherent anisotropy due to the preferred
orientation of mineral grains and/or cracks. They can also be partially saturated with multiple …

An energy stable, conservative and bounds‐preserving numerical method for thermodynamically consistent modeling of incompressible two‐phase flow in porous …

J Kou, X Wang, H Chen, S Sun - International Journal for …, 2023 - Wiley Online Library
In this paper, we consider modeling and numerical simulation of incompressible and
immiscible two‐phase flow in porous media with rock compressibility. Using the second law …

Time scales in the primary and secondary compression of soils

Y Liu, RI Borja - … Journal for Numerical and Analytical Methods …, 2022 - Wiley Online Library
The last several decades have seen a surge of papers dealing with analytical and semi‐
analytical solutions to the problem of one‐dimensional consolidation of soils. But rarely has …

Stabilized explicit solution in soil dynamic problems near the undrained-incompressible limit

P Navas, MM Stickle, A Yagüe, D Manzanal… - Acta Geotechnica, 2023 - Springer
Traditionally, Biot's formulation is employed to model the behavior of saturated soils. The u-
pw (solid displacement–pore water pressure) formulation can be considered as the standard …

Thermodynamically consistent numerical modeling of immiscible two‐phase flow in poro‐viscoelastic media

J Kou, A Salama, H Chen, S Sun - International Journal for …, 2024 - Wiley Online Library
Numerical modeling of immiscible two‐phase flow in deformable porous media has become
increasingly significant due to its applications in oil reservoir engineering, geotechnical …

Parallel multi-stage preconditioners with adaptive setup for the black oil model

L Zhao, C Feng, CS Zhang, S Shu - Computers & Geosciences, 2022 - Elsevier
The black oil model is widely used to describe multiphase porous media flow in the
petroleum industry. The fully implicit method features strong stability and weak constraints …

Block constrained pressure residual preconditioning for two-phase flow in porous media by mixed hybrid finite elements

S Nardean, M Ferronato, A Abushaikha - Computational Geosciences, 2024 - Springer
This work proposes an original preconditioner that couples the Constrained Pressure
Residual (CPR) method with block preconditioning for the efficient solution of the linearized …

A Fully-Coupled Hydromechanical Continuum Model for Anisotropic and Partially Saturated Porous Media Considering Evolving Anisotropy

CYS Ip - 2024 - search.proquest.com
Shales and mudstones are common sedimentary rocks used in many engineering
applications such as underground infrastructure construction, rainfall-induced landslides …