Position paper on high fidelity simulations for coupled processes, multi-physics and chemistry in geological disposal of nuclear waste

SV Churakov, F Claret, A Idiart, D Jacques… - Environmental Earth …, 2024 - Springer
This opinion paper describes the major coupled T (Thermal)-H (Hydro)-M (Mechanical)-C
(Chemical) processes in geological repository systems and the frontier of related model …

Design-of-Experiment (DoE) based history matching for probabilistic integrity analysis—A case study of the FE-experiment at Mont Terri

J Buchwald, O Kolditz, T Nagel - Reliability Engineering & System Safety, 2024 - Elsevier
We present an application of design-of-experiment (DoE) based history matching as an
approach to reduce and investigate parameter uncertainties in finite-element models for …

Computational Framework for Radionuclide Migration Assessment in Clay Rocks

J Garibay-Rodriguez, C Chen, H Shao… - Frontiers in Nuclear …, 2022 - frontiersin.org
In the context of nuclear waste disposal, a pre-requisite to assure their long term safety is the
need for safety assessment studies aided by computational simulations, in particular …

Global sensitivity analysis and uncertainty quantification for design parameters of shallow geothermal systems

S Richter, K Lubashevsky, J Randow, S Henker… - Geothermal …, 2024 - Springer
To improve the design process of geothermal systems, it is important to know which design
parameters particularly affect the performance of the system. This article presents …

A model on assessing effects of gas diffusion in multifield coupled process for unsaturated soils

Z Ye, L Wang, B Zhu, W Xu, Y Chen - Environmental Earth Sciences, 2023 - Springer
Gas diffusion is an important process in thermo-hydro-mechanical coupled problems of
unsaturated soils, eg, nuclear waste repositories or heated pipeline engineering, which …

[PDF][PDF] r2ogs6: An R wrapper of the OpenGeoSys 6 Multiphysics Simulator

R Heinrich, J Boog, P Schad… - Journal of Open Source …, 2024 - joss.theoj.org
Understanding the impacts of climate change and hydrologic extreme events on our sub–
surface earth system is even in temperate zones of utmost importance (Felfelani et al., 2017; …

[PDF][PDF] VTUFileHandler: A VTU library in the Julia language that implements an algebra for basic mathematical operations on VTU data

M Bittens - Journal of Open Source Software, 2022 - joss.theoj.org
With increasing computing resources, investigating uncertainties in simulation results is
becoming an increasingly important factor. Hereby, a deterministic simulation is computed …