Time: Monday, 25/Nov/2024: 1:30pm - 2:30pm |
Location: Eilenriedehalle A |
Gas Transport in the Barrier – Lessons learnt from BenVaSim-II, EURAD-GAS and DECOVALEX2023
1Federal Institute for Geosciences and Natural Resources; 2Technische Universität Bergakademie Freiberg; 3Helmholtz Center for Environmental Research; 4Technical University Dresden
An Assessment Strategy for the Evaluation of Radionuclide Migration from Potential Repositories in Claystone
Bundesgesellschaft für Endlagerung mbH, Eschenstraße 55, 31224 Peine, Germany
CIGEO project - Analysis of the effect of segmental lining joints on the tunnel mechanical behaviour during the operational phase and over the long term
1ITASCA Consultants S.A.S., Lyon, France; 2ANDRA, Châtenay-Malabry, France
ID: 185
Adapting disposal concepts to reflect emerging UK geologiccal environments
Nuclear Waste Services, United Kingdom
New data on the compositional-structural characteristics of the Opalinuston Formation from Southern Germany: Facies-based investigations and mineralogical analyses
1Federal Institute for Geosciences and Natural Resources, Hannover, Germany; 2State Authority for Mining, Energy and Geology (LBEG), Hannover, Germany
ID: 142
Effects of ionic strength on cation exchange selectivities of Ca(II), Mg(II), K(I) for Na(I) in compacted and dispersed montmorillonite
1Radioactive Waste Management Funding and Research Center, Japan; 2Obayashi Corporation Co., Ltd.; 3Taiheiyo Consultant Co., Ltd
Geochemical investigation of veins and evidence for paleo fluid flow in Opalinus Clay
1University of Bern, Switzerland; 2ETH Zürich, Switzerland; 3Paul Scherrer Institut, Villigen, Switzerland; 4NAGRA, Wettingen, Switzerland
Comparison of the clay mineralogy of fault and host rocks in the Opalinus Clay, Switzerland
University of Vienna, Austria
CO2 Long-term Periodic Injection Experiment (Mont Terri URL): Introduction to the in-situ experiment and results of the first phase
1Federal Office of Topography, Mont Terri Underground Rock Laboratory, St. Ursanne, Switzerland; 2Department Water Resources and Drinking Water, EAWAG, Dübendorf, Switzerland; 3Swiss Seismological Service, ETH Zurich, Zurich, Switzerland; 4Federal Institute for Geosciences and Natural Resources, Hannover, Germany
Extraction, Quantification and Isotopic Characterisation of Gases Dissolved in Porewater of Argillaceous Rocks - Method Comparison and Evaluation
1Hydroisotop GmbH, Germany; 2NWMO, Canada; 3Nuclear Waste Services, UK
GeM-DB – A basis for planning surface exploration programs
Federal Institute for Geosciences and Natural Resources, Germany
Influence of Rescue Chambers on the Design of Geological Repositories in Clay
Brenk Systemplanung GmbH, Germany
MiniSandwich experiment – performance test in laboratory of a bentonite-based shaft sealing system
1Institut für Gebirgsmechanik GmbH Leipzig (IfG), Germany; 2Karlsruher Institut für Technologie (KIT), Germany; 3Bundesanstalt für Geologie und Rohstoffe (BGR), Germany
Long term monitoring of physical and chemical parameters of a ce-mento-bentonitic filling material (CBFM) and of corrosion potential of a horizontal pipe made of carbon steel, submerged by the CBFM into a sealed cell of underground gallery
1BRGM, France; 2BRGM, France; 3ANDRA, France; 4BRGM, France
ID: 126
Multi-scale modelling of the Sandwich experiment in Mont Terri
Gesellschaft für Anlagen- und Reaktorsicherheit (GRS) gGmbH, Germany
ID: 454
Study on the construction of disposal scenarios and a tentative migration modelling of cesium for the final disposal of radioactive-ly contaminated waste outside of Fukushima Prefecture
National Institute of Environmental Studies, Japan
ID: 204
All‑solid‑state reference electrode based on lithium lanthanum tita-nium oxide (LLTO) for the long term monitoring of nuclear waste dis-posals
1BRGM (French Geological Survey), Orleans, France; 2ANDRA (French national radioactive waste management agency), Châtenay-Malabry, France; 3ICMMO (Institute of Molecular Chemistry and Materials), Orsay, France
ID: 310
Direct Mineral Content Prediction from Drill Core Images via Transfer Learning
1Paul Scherrer Institute, Switzerland; 2University of Bern, Switzerland; 3ETH Zürich, Switzerland; 4Nagra, Switzerland; 5James Cook University, Australia
OpenWorkFlow - Open-source synthesis-platform for safety in-vestigations in the site selection process
1Helmholtz-Zentrum für Umweltforschung GmbH UFZ, Germany; 2TU Bergakademie Freiberg; 3BGE Bundesgesellschaft für Endlagerung mbH; 4Dresden University of Technology
DEVELOPMENT AND USE OF THE THERMOCHIMIE DATABASE
1Belgian Agency for Radioactive Waste and Enriched Fissile Materials (ONDRAF/NIRAS); 2Agence nationale pour la gestion des déchets radioactifs (Andra); 3Nuclear Waste Services (NWS)
ID: 130
Investigating the Effects of Small Organic Molecules on the Adsorption of Uranyl on Clay Minerals with Molecular Dynamics
SUBATECH (UMR 6457 – IMT Atlantique, Nantes Université, CNRS-IN2P3), France
ID: 156
Numerical investigation of pore characteristics in spherical and platelet particle beds
1Hokkaido University, Japan; 2Radioactive Waste Management Funding and Research Center, Japan
Influence of salinity gradients on the diffusion of water and ionic species in dual porosity clay samples
1Université de Poitiers/CNRS, UMR 7285 IC2MP, Equipe HydrASA, 5 rue Albert Turpain, Bât. B8, TSA - 51106, 86073 Poitiers cedex 9, France; 2Université Paris-Saclay, CEA, Service d'Etude du Comportement des Radionucléides, 91191 Gif-sur Yvette, France; 3ISTO, UMR 7327, Univ. Orleans, CNRS, BRGM, OSUC, F-45071 Orléans, France; 4Earth and Environmental Sciences Area, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, CA, USA
Diffusion experiment (36Cl, 3H) across concrete/claystone interface
1Rock-Water Consulting, Boll, Switzerland; 2Nagra, Wettingen, Switzerland; 3University of Bern, Switzerland; 4Paul Scherrer Institut, Switzerland; 5ETH Zuerich, Switzerland; 6CSIC Barcelona, Spain
Long Term Safety studies at EDF with code_saturne
EDF, France
ID: 325
Interaction of groundwater in crystalline rock and a compacted bentonite buffer
GRS gGmbH, Germany
ID: 378
Migration of caesium decreases with increasing compaction of MX-80 bentonite
1GFZ German Research Centre for Geosciences, Fluid Systems Modelling, Potsdam, Germany; 2VKTA Radiation Protection, Analytics and Disposal Rossendorf Inc., Environmental and Radionuclide Analyses, Dresden, Germany; 3Federal Office for the Safety of Nuclear Waste Management (BASE), Department A Supervision, Berlin, Germany; 4Paul Scherrer Institut, Laboratory for Waste Management, Villigen PSI, Switzerland; 5Helmholtz-Zentrum Dresden Rossendorf e.V., Institute of Resource Ecology, Dresden, Germany
ID: 397
Impact of temperature on the transfer of mobile tracers in the Toarcian clayrock at the Tournemire URL
1Institut de Radioprotection et de Sûreté Nucléaire (IRSN), PSE-ENV/SPDR/LETIS, Fontenay-aux-Roses, F-92260, France;; 2Institut de Mécanique des Fluides de Toulouse, UMR 5502 CNRS/INP/UPS 31400 Toulouse, France
Diffusion of Np through Illite du Puy
1Karlsruhe Institute of Technology (KIT), Institute for Nuclear Waste Disposal (INE), Germany; 2Bundesgesellschaft für Endlagerung, Germany; 3GFZ German Research Centre for Geosciences, Fluid Systems Modelling, Germany; 4University of Potsdam, Institute of Geosciences, Germany
Optimizing Wellbore Sealing with Japanese Na-Bentonite: In-sights from Two Vertical Wells at Grimsel Test Site, Switzerland
1NUMO, Japan; 2Nagra, Switzerland
Experimental and modelling study of the hydro-chemo-mechanical behaviour of sand bentonite mixtures in hyperalkaline conditions
1Paris-Saclay University, CEA, DRMP, 91191, Gif-sur-Yvette, France; 2Amphos 21 Consulting S.L., Barcelona, Spain; 3Andra, R&D Division, F-92298 Châtenay Malabry, France
Reactive Transport Modelling of Material Interface Evolution in the HLW Near-field
1Paul Scherrer Institut, Switzerland; 2Nagra, Switzerland
ID: 172
Understanding the Effect of Indigenous Microorganisms in Bentonite on the Biocorrosion of Metal Canisters, for the Final Disposal of Nuclear waste (Under Relevant DGR Conditions)
1Swansea University, Department of Chemical Engineering, United Kingdom; 2University of Granada, Department of Microbiology, Spain
Cation exchange parameters for Opalinus Clay and its confining units
University of Bern, Switzerland
Geochemical alteration in selected bentonites affected by thermal interaction with steel and saline solution hydration
Autonomous University of Madrid, Spain
Iron-bentonite interaction in a water-saturated low temperature environment: mineralogy and microstructure
1Ciemat, Madrid, Spain; 2UAM, Madrid, Spain; 3CENIEH, Burgos, Spain
Mineralogical evolution of COx claystone during in situ MCO experiment
1Université de Lorraine, Laboratoire CRPG, CNRS UMR 7358, 15 rue Notre-Dame des Pauvres, 54500, Vandœuvre-lès-Nancy, France; 2Andra, Scientific & Technical Division, Waste, Radionuclides, Chemicals & Geochemistry Department, 1/7 rue Jean Monnet, F-92298 Châtenay-Malabry CEDEX, France
Anoxic corrosion of carbon steel in different cementitious media and high temperature conditions: comparison between laboratory test and in situ experiment results
1IRSN, France; 2CEA, France; 3ZAG, Slovenia; 4Bel-V, Belgium; 5Mines Paris, France
ID: 420
Redox buffering by iron-bearing clay minerals in the ferrous iron/smectite system
1PSI Paul Scherrer Institut, Switzerland; 2Newcastle University, UK
ID: 445
Modelling the reactive transport processes in unsaturated clay barriers – inclusion of capillary geochemistry
The University of Manchester, United Kingdom
Microbial ecology of engineered barrier components of a deep geological repository for used nuclear fuel
1University of Waterloo, Waterloo, Canada; 2Western University, London, Canada; 3Nuclear Waste Management Organization, Toronto, Canada
Steel corrosion and reactive transport model in bentonite for predicting spent fuel disposal package lifetime
1Technical University of Liberec, Czech Republic; 2Czech Technical University in Prague, Faculty of Nuclear Sciences and Physical Engineering, Czechia; 3University of Chemistry and Technology Prague, Czechia; 4ÚJV Řež, a.s., Czechia
Experimental study of swelling and permeability of a Bavarian bentonite, Friedland clay, and Opalinus clay at 35–150 °C
GRS gGmbH, Germany
A new experimental system for studying gas formation and release during laboratory rock core heating experiments
Federal Institute for Geosciences and Natural Resources (BGR), Germany
ID: 293
Temperature Influence on Swelling Pressure of Ca-Bentonite up to 150 °C
Korea Advanced Energy Research Institute, Korea, Republic of (South Korea)
The CHENILLE experiment: Coupled beHaviour undErstaNdIng of fauLts: from the Laboratory to the fiEld
1German Research Centre for Geosciences GFZ, Germany; 2Université de Lorraine, Georessources, Ecole des Mines de Nancy, France; 3Institut de Radioprotection et de Sûreté Nucléaire (IRSN), PSE-ENV/SPDR/LETIS, Fontenay-aux-Roses, F-92260, France; 44 Gesellschaft für Materialprüfung und Geophysik (GmuG), Bad Nauheim, Germany; 5Friedrich-Schiller-Universität, Institut für Geowissenschaften, Jena, Germany
COCONS: A numerical tool for Thermo-Hydro-Mecanical dimensioning of a deep geological repository High Level Waste area
EDF R&D, France
HotBENT at the Grimsel Test Site - Early THMC evolution of a buffer at up to 200°C
1Nagra, Switzerland; 2Finsterle GeoConsulting, LLC, Kensington, CA, United States; 3Fracture Systems Ltd., St. Ives, Great Britain
Thermo-hydraulic characterization of bentonite in partially saturated conditions at two temperature levels
1Nesol Numerical Engineering Solutions, Lausanne, Switzerland; 2Nagra, National Cooperative for the Disposal of Radioactive Waste, Wettingen, Switzerland
Identification of key parameters in coupled thermal-hydraulic analysis model for unsaturated Kunigel V1 bentonite
1Nuclear Waste Management Organization of Japan (NUMO), Japan; 2Japan Atomic Energy Agency (JAEA), Japan
Thermally Aged (165oC-200oC) Bentonite Performance
1MITTA, Finland; 2Nagra, Switzerland
Swelling, outflow, and permeability characteristics of bentonite in NaCl solutions of various concentrations
Tottori University, Japan
Modelling air convection in a segmented buffer
SKB, Sweden
ID: 295
Mineralogical and geotechnical characterization of two German bentonites from Westerwald and Bavaria
1Institute of Concrete Structures and Building Materials (IMB, MPA, CMM), Karlsruhe Institute of Tech-nology (KIT), Karlsruhe, Germany; 2Chair of Soil Mechanics, Foundation Engineering and Environmental Geotechnics, Department of Civil and Environmental Engineering, Ruhr-University Bochum, Bochum, Germany
ID: 298
Implications of groundwater composition on the performance of ben-tonite components in nuclear waste disposal facilities
1Imperial College London, United Kingdom; 2Nuclear Waste Services, UK
The alteration of bentonite in contact with carbon steel
1ÚIJV Řež, a.s., Radioactive waste and decommissioning; 2Institute of Inorganic Chemistry of the Czech Academy of Sciences; 3Radioactive Waste Repository Authority; 4ÚJV Řež, a. s., Integrity and Technical Engineering,
ID: 455
Numerical Modelling of Volume Change Behaviour in Bentonite Buffer Exposed to Thermo-Hydraulic Gradients
1Department of Civil Engineering, Indian Institute of Technology Madras, Chennai, Tamil Nadu, India; 2Gesellschaft für Anlagen- und Reaktorsicherheit (GRS) gGmbH, Braunschweig, Germany
Shear resistance of bentonite with non-uniformity distribution in suction
1Department of Civil Engineering, Ashikaga University, Tochigi, Japan; 2Nuclear Facilities Division, Taisei Corporation, Tokyo, Japan
Verification of Von Mises and modified Cam clay models’ imple-mentation using analytical solutions. Triaxial tests simulation.
1Technical University of Catalonia, Spain; 2Mitta Engineering Oy, Finland; 3VTT, Finland; 4Posiva Oy, Finland
Reactive transport models of the interactions of corrosion products and unsaturated FEBEX bentonite in laboratory and in situ tests
Universidad de A Coruña, Spain
The impact of NaNO3 on the diffusion of dissolved gases in clay
1SCK CEN, Belgium; 2ULg, Belgium; 3KU Leuven, Belgium; 4PSI, Switzerland; 5BGS, United Kingdom; 6University of Bern, Switzerland; 7NWS, United Kingdom
Modelling of mock-up tests for bentonite seals
1TU Bergakademie Freiberg, Freiberg, Germany; 2Freiberg Center for Water Research - ZeWaF, Freiberg, Germany
A study on buffer-material erosion under constant water head condition
1Kajima Corporation, Tokyo, Japan; 2Radioactive Waste Management Funding and Research Center, Tokyo, Japan
Filling efficiency of mono-sized pellets for sealing boreholes for a wide range of borehole-to-pellet diameter ratios
1International Christian University, Japan; 2ESE Consulting LLC, Japan
Gas in radwaste deep geological repositories: example from Bure URL in clay rich formation
ANDRA, France
ID: 377
Particle size evolution of granular bentonite on wetting and loading
1Universitat Politècnica de Catalunya (UPC), Barcelona, Spain; 2International Centre for Numerical Methods in Engineering (CIMNE), Barcelona, Spain
ID: 431
Role of poromechanical couplings in gas fracturing around an excavation
1Navier Laboratory, Ecole des Ponts ParisTech, Gustave Eiffel University, CNRS, 77455 Marne la Vallée, France; 2Andra R&D, 92290 Châtenay-Malabry, France
Impact of Heterogeneity in 3D THM-G Modelling of Laboratory to Field-Scale Tests in the Context of Nuclear Waste Repository Design
CIMNE, Spain
Assessment of the effect of heterogeneities on the hydromechanically coupled behavior of two German bentonites
1Ruhr-Universität Bochum, Germany; 2Karlsruhe Institute of Technology (KIT), Germany