Status of the TOUGH-FLAC simulator and recent applications related to coupled fluid flow and crustal deformations

J Rutqvist - Computers & geosciences, 2011 - Elsevier
This paper presents recent advancement in and applications of TOUGH-FLAC, a simulator
for multiphase fluid flow and geomechanics. The TOUGH-FLAC simulator links the TOUGH …

[HTML][HTML] A comprehensive review on clay swelling and illitization of smectite in natural subsurface formations and engineered barrier systems

L Ohazuruike, KJ Lee - Nuclear Engineering and Technology, 2023 - Elsevier
For the safe disposal of high-level radioactive waste using Engineered Barrier Systems
(EBS), bentonite buffer is used by its high swelling capability and low hydraulic conductivity …

[HTML][HTML] Reactive transport codes for subsurface environmental simulation

CI Steefel, CAJ Appelo, B Arora, D Jacques… - Computational …, 2015 - Springer
A general description of the mathematical and numerical formulations used in modern
numerical reactive transport codes relevant for subsurface environmental simulations is …

OpenGeoSys: an open-source initiative for numerical simulation of thermo-hydro-mechanical/chemical (THM/C) processes in porous media

O Kolditz, S Bauer, L Bilke, N Böttcher, JO Delfs… - Environmental Earth …, 2012 - Springer
In this paper we describe the OpenGeoSys (OGS) project, which is a scientific open-source
initiative for numerical simulation of thermo-hydro-mechanical-chemical processes in porous …

[HTML][HTML] Non-isothermal consolidation: A systematic evaluation of two implementations based on multiphase and richards equations

M Pitz, S Kaiser, N Grunwald, V Kumar… - International Journal of …, 2023 - Elsevier
In this paper, the governing equations of non-isothermal two-phase flow in unsaturated,
deformable porous media are presented based on different representations of the gaseous …

[HTML][HTML] A study on how to couple thermo-hydro-mechanical behaviour of unsaturated soils: Physical equations, numerical implementation and examples

AA Abed, WT Sołowski - Computers and Geotechnics, 2017 - Elsevier
This paper describes a thermo-hydro-mechanical framework suitable for modelling the
behaviour of unsaturated soils. In particular, this paper focuses on bentonite clay subjected …

Coupled THMC models for bentonite in an argillite repository for nuclear waste: Illitization and its effect on swelling stress under high temperature

L Zheng, J Rutqvist, H Xu, JT Birkholzer - Engineering geology, 2017 - Elsevier
Subsurface manipulations such as those expected from the disposal of heat-emanating
radioactive waste in deep repositories can induce strongly coupled Thermal (T) …

[HTML][HTML] Modeling nuclear waste disposal in crystalline rocks at the Forsmark and Olkiluoto repository sites–Evaluation of potential thermal–mechanical damage to …

J Rutqvist, CF Tsang - Tunnelling and Underground Space Technology, 2024 - Elsevier
We conduct coupled thermo-hydro-mechanical modeling of a KBS-3V repository design in
crystalline rocks, using data and conditions from the Forsmark in Olkiluoto repository sites in …

Implementation of the Barcelona Basic Model into TOUGH–FLAC for simulations of the geomechanical behavior of unsaturated soils

J Rutqvist, Y Ijiri, H Yamamoto - Computers & Geosciences, 2011 - Elsevier
This paper presents the implementation of the Barcelona Basic Model (BBM) into the
TOUGH–FLAC simulator analyzing the geomechanical behavior of unsaturated soils. We …

A generalized interpolation material point method for modelling coupled thermo-hydro-mechanical problems

X Lei, S He, A Abed, X Chen, Z Yang, Y Wu - Computer Methods in Applied …, 2021 - Elsevier
This paper proposes a Generalized Interpolation Material Point Method (GIMP) for modelling
coupled thermo-hydro-mechanical (THM) processes within unsaturated porous media. The …