[HTML][HTML] Main outcomes from in situ thermo-hydro-mechanical experiments programme to demonstrate feasibility of radioactive high-level waste disposal in the …

G Armand, F Bumbieler, N Conil… - Journal of Rock …, 2017 - Elsevier
In the context of radioactive waste disposal, an underground research laboratory (URL) is a
facility in which experiments are conducted to demonstrate the feasibility of constructing and …

Upscaling THM modeling from small-scale to full-scale in-situ experiments in the Callovo-Oxfordian claystone

DM Seyedi, C Plúa, M Vitel, G Armand… - International Journal of …, 2021 - Elsevier
Abstract The coupled Thermo-Hydro-Mechanical (THM) behavior of the Callovo-Oxfordian
claystone (COx) is of great importance for the design and safety calculations of the high …

Thermo–mechanical coupled analysis for tunnel lining with circular openings

Z Zhang, F Sun, B Chen - Tunnelling and Underground Space Technology, 2020 - Elsevier
Under heavy load condition, tunnel linings are often designed to be quite thick. This leads to
the common temperature control problem of mass concrete, whereby cement hydration heat …

Estimating the uniaxial compressive strength of argillites using Brazilian tensile strength, ultrasonic wave velocities, and elastic properties

UC Iyare, OO Blake, R Ramsook - Rock Mechanics and Rock Engineering, 2021 - Springer
Argillites are indurated mudstones and have relatively high strength and low permeability.
These rocks are: often used for aggregates in the construction industry, used as armour rock …

[HTML][HTML] Numerical investigation of the thermal hydrofracturing behavior of the Callovo-Oxfordian claystone

C Plúa, MN Vu, G Armand, Z Ouraga, Z Yu… - … for Energy and the …, 2024 - Elsevier
This study addresses the thermal hydrofracturing behavior in claystone within the context of
the high-level and intermediate-level long-lived radioactive waste disposal. The heat …

Coupled transport and poro-mechanical properties of a heat-treated mortar under confinement

X Chen, G Caratini, CA Davy, D Troadec… - Cement and Concrete …, 2013 - Elsevier
This experimental investigation focuses on a mortar heated/cooled up to 105, 200, 300 or
400° C. The reference state for the material corresponds to mass stabilization at 60° C oven …

A mechanistic model for anisotropic thermal strain behavior of soft mudrocks

B Li, RCK Wong - Engineering Geology, 2017 - Elsevier
Under drained heating, soft mudrocks can expand or contract depending on its mineralogy,
composition, structure, stress history, and the imposed temperature. Previous research on …

A unified thermoplastic/viscoplastic constitutive model for geomaterials

S Raude, F Laigle, R Giot, R Fernandes - Acta Geotechnica, 2016 - Springer
Research on the effect of temperature changes on the behaviour of geomaterials has
become increasingly important in recent years. This growing interest is partially due to the …

Effect of temperature on the containment properties of argillaceous rocks: The case study of Callovo–Oxfordian claystones

S Savoye, F Goutelard, C Beaucaire, Y Charles… - Journal of contaminant …, 2011 - Elsevier
Heat generated by high level radioactive wastes could alter the performance of a clay
repository. It was intended to investigate the effect of such a thermal period on the diffusive …

Hydro-thermal coupled analysis for health monitoring of embankment dams

TY Yosef, CR Song, KT Chang - Acta Geotechnica, 2018 - Springer
Measuring and analyzing internal dam temperature may provide insight into evaluating the
integrity of earthen dams. Temperature in a dam, with the advent of modern distributed …