Výsledky vyhledávání - "Darius Seyedi"

In Situ Investigation of the THM Behavior of the Callovo-Oxfordian Claystone

Autor: Gilles Armand, Carlos Plúa, M. Vitel, Darius Seyedi, Nathalie Conil, Minh-Ngoc Vu

Publikováno v: Rock Mechanics and Rock Engineering
Rock Mechanics and Rock Engineering, Springer Verlag, 2020, 53 (6), pp.2747-2769. ⟨10.1007/s00603-020-02073-8⟩

International audience; The thermo-hydro-mechanical behavior of the host rock is essential while designing an underground radioactive waste disposal repository, and in particular, while considering the long-term safety of the facility. In 2000, the F

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0f4190ee5013e69a832c02d8a14b845e
https://doi.org/10.1007/s00603-020-02073-8

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Calibration of the thermo-hydro-mechanical parameters of the Callovo-Oxfordian claystone and the modelling of the ALC experiment

Autor: Ruiping Guo, Darius Seyedi, K.E. Thatcher, Carlos Plúa

Publikováno v: International Journal of Rock Mechanics and Mining Sciences
International Journal of Rock Mechanics and Mining Sciences, 2020, 132, pp.104351. ⟨10.1016/j.ijrmms.2020.104351⟩

Andra performs a wide range of in-situ experiments at its Meuse/Haute-Marne Underground Research Laboratory (MHM URL). The purpose of these experiments is to study the feasibility of a radioactive waste repository in the Callovo-Oxfordian claystone f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::51e3a06fc6280cc82d3ad29967795972
https://hal.science/hal-03993196

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A softening damage-based model for the failure zone around deep tunnels in quasi-brittle claystone

Autor: Ahmad Pouya, Edoardo Trivellato, Darius Seyedi, M.-N. Vu

Publikováno v: Tunnels and Underground Cities: Engineering and Innovation meet Archaeology, Architecture and Art ISBN: 9781003031642
Tunnels and Underground Cities: Engineering and Innovation meet Archaeology, Architecture and Art ISBN: 9780429424441

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::383c6e1dfb7e2fcecbc7d1f2b56fc109
https://doi.org/10.4324/9781003031642-81

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Characterizing Fracturing of Clay-Rich Lower Watrous Rock: From Laboratory Experiments to Nonlocal Damage-Based Simulations

Autor: Darius Seyedi, François Hild, Nicolas Guy

Publikováno v: Rock Mechanics and Rock Engineering
Rock Mechanics and Rock Engineering, Springer Verlag, 2018, 51 (6), pp.1777-1787. ⟨10.1007/s00603-018-1432-2⟩

International audience; The work presented herein aims at characterizing and modeling fracturing (i.e., initiation and propagation of cracks) in a clay-rich rock. The analysis is based on two experimental campaigns. The first one relies on a probabil

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::71edc70418067ec118bab56b0422d4e9
https://doi.org/10.1007/s00603-018-1432-2

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Effects of inherent spatial variability of rock properties on the thermo-hydro-mechanical responses of a high-level radioactive waste repository

Autor: Gilles Armand, Darius Seyedi, Minh-Ngoc Vu, Carlos Plúa

Publikováno v: International Journal of Rock Mechanics and Mining Sciences. 145:104682

In France, a deep geological disposal for high level radioactive waste (HLW) and intermediate-level long-lived radioactive waste (ILW-LL) called Cigeo is planned to be constructed in a deep Callovo-Oxfordian claystone (COx) formation. The heat releas

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9bcb0920ffa4128e562c1f1b90f8e994
https://doi.org/10.1016/j.ijrmms.2021.104682

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

Autor: Wenqing Wang, Hua Shao, Thomas Nagel, K.E. Thatcher, Darius Seyedi, Alex Bond, Hao Xu, Olaf Kolditz, Jens Birkholzer, Ruiping Guo, M. Vitel, Jonny Rutqvist, Carlos Plúa, Gilles Armand

Publikováno v: International Journal of Rock Mechanics and Mining Sciences. 144:104582

Author(s): Seyedi, DM; Plua, C; Vitel, M; Armand, G; Rutqvist, J; Birkholzer, J; Xu, H; Guo, R; Thatcher, KE; Bond, AE; Wang, W; Nagel, T; Shao, H; Kolditz, O | Abstract: The coupled Thermo-Hydro-Mechanical (THM) behavior of the Callovo-Oxfordian cla

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7367fab696d45160f81f1aa957992308
https://doi.org/10.1016/j.ijrmms.2020.104582

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Effect of anisotropy and hydro-mechanical couplings on pore pressure evolution during tunnel excavation in low-permeability ground

Autor: Siavash Ghabezloo, Jean Sulem, L. M. Guayacán-Carrillo, Darius Seyedi, Gilles Armand

Publikováno v: International Journal of Rock Mechanics and Mining Sciences
International Journal of Rock Mechanics and Mining Sciences, Pergamon and Elsevier, 2017, 97, pp.1-14. ⟨10.1016/j.ijrmms.2017.02.016⟩

International audience; Continuous monitoring around drifts excavated in the Underground Research Laboratory (URL) of The French National Radioactive Waste Management Agency (Andra) in Callovo Oxfordian claystone revealed the development of a fractur

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::077a8ee61ec6adc18f8d733fbb224355
https://doi.org/10.1016/j.ijrmms.2017.02.016

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'Transverse Action' – A model benchmark exercise for numerical analysis of the Callovo-Oxfordian claystone hydromechanical response to excavation operations

Autor: A. Noiret, Gilles Armand, Darius Seyedi

Publikováno v: Computers and Geotechnics. 85:287-305

The Callovo-Oxfordian claystone (COx) is considered as a potential geological formation to host an industrial radioactive waste repository in France. A detailed understanding of the thermo-hydro-mechanical (THM) behavior of the COx is a key issue for

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::201b59786272066258fd599003f18dc9
https://doi.org/10.1016/j.compgeo.2016.08.008

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Size Effect on the Time-Dependent Closure of Drifts in Callovo-Oxfordian Claystone

Autor: Darius Seyedi, Siavash Ghabezloo, L. M. Guayacán-Carrillo, Jean Sulem, Gilles Armand

Publikováno v: International Journal of Geomechanics
International Journal of Geomechanics, American Society of Civil Engineers, 2018, 18 (10), pp.04018128. ⟨10.1061/(ASCE)GM.1943-5622.0001213⟩

International audience; In this study, we analyzed the influence of the excavation size and the sequence of excavation on the convergence evolution in drifts excavated in Callovo-Oxfordian claystone. The drifts, which are part of the Underground Rese

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::320d3c2e2fba14ed23cbef26f513e560
https://hal.archives-ouvertes.fr/hal-03135130

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Damage-Based Cohesive Modelling for Fractures Initiation and Propagation Around a Deep Tunnel in Quasi-brittle Rocks

Autor: Minh-Ngoc Vu, Amade Pouya, Darius Seyedi, Edoardo Trivellato

Publikováno v: Proceedings of GeoShanghai 2018 International Conference: Rock Mechanics and Rock Engineering ISBN: 9789811301124

This work presents numerical simulations of the excavation-induced fractures around galleries in Andra Underground Research Laboratory (URL-MHM) in France. An instrumented gallery with geological surveys of the surrounding fractures network was taken

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f43235045aeacca2ba3d182a1c9fbac8
https://doi.org/10.1007/978-981-13-0113-1_8

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