PLUS DE DÉTAILS - L'électroaimant hybride
Contact : pierre.pugnat@lncmi.cnrs.fr
Fig. 3: Vue globale des différents équipements de l’éléctro-aimant hybride de Grenoble et de leur intégration au LNCMI.
| Champ magnétique (T) | Température ambiante diam. alésage (mm) | Bobines | Puissance approximative (MW) |
| 43 | 34 | 1 polyhelix, 2 Bitter, supercond. | 24 |
| 40 | 50 | 1 polyhelix, 2 Bitter, supercond. | 24 |
| 27 | 170 | 1 polyhelix, 2 Bitter, supercond. | 18 |
| 17.5 | 375 | 2 Bitter, supercond. | 12 |
| 9 | 810 | Superconding coil alone | 0.4 |
Tableau 1 : Configurations du champ magnétique et du flux de l’aimant hybride de Grenoble. Pour minimiser les risques, ces valeurs de champ magnétique seront atteintes progressivement.
Références
[1] https://scitechdaily.com/chinas-42-tesla-magnet-shatters-previous-u-s-record/
[2] G. Claudet et al., “The design and operation of a refrigerator system using superfluid helium ”, Proceedings of the 5th international cryogenic engineering conference (ICEC-5), Kyoto, 1974, p. 265-267.
[3] L. Ronayette et al., “Cryogenic system for the 43 T Hybrid Magnet at LNCMI Grenoble: from the needs to the commissioning”, IOP Conf. Series: Materials Science and Engineering, vol. 171, 012107 (2017), DOI 10.1088/1757-899X/171/1/012107
[4] P. Pugnat et al., “43+T Grenoble Hybrid Magnet: From Final Assembly to Commissioning of the Superconducting Outsert ”, IEEE Transactions on Applied Superconductivity, vol. 32, no. 6, pp. 1-7, Sept. 2022, doi: 10.1109/TASC.2022.3151838
[5] P. Pugnat et al., “Commissioning Tests of the 43+T Grenoble Hybrid Magnet”, IEEE Transactions on Applied Superconductivity, vol. 34, no. 5, pp. 1-5, Aug. 2024, Art no. 4300305, doi: 10.1109/TASC.2023.3341864
[6] https://www.alpes.cnrs.fr/fr/laimant-hybride-du-lncmi-atteint-42-tesla
[7] P. Pugnat et al.,“GrAHal-CAPP for axion dark matter search with unprecedented sensitivity in the 1-3 µeV mass range”, Front. Phys., Sec. High-Energy and Astroparticle Physics, Volume 12 – 2024 | doi: 10.3389/fphy.2024.1358810
Sélection de Publications sur le Projet
Pugnat et al., “Commissioning Tests of the 43+T Grenoble Hybrid Magnet”, IEEE Transactions on Applied Superconductivity, vol. 34, no. 5, pp. 1-5, Aug. 2024, Art no. 4300305, doi: 10.1109/TASC.2023.3341864
Pugnat et al., “43+T Grenoble Hybrid Magnet: From Final Assembly to Commissioning of the Superconducting Outsert ”, IEEE Transactions on Applied Superconductivity, vol. 32, no. 6, pp. 1-7, Sept. 2022, doi: 10.1109/TASC.2022.3151838
Pugnat et al., “From Manufacture to Assembly of the 43 T Grenoble Hybrid Magnet ”, IEEE Transactions on Applied Superconductivity, vol. 30, no. 4, pp. 1-5, June 2020, doi: 10.1109/TASC.2020.2972509
J. Schneider-Muntau et al., “Ultimate Forces of the Grenoble Hybrid Magnet”, IEEE Trans. Appl. Supercond., vol. 28, no. 3, pp. 1-6, April 2018, doi: 10.1109/TASC.2017.2783345
Pugnat et al., “Progress in the Construction of the 43 T Hybrid Magnet at LNCMI-Grenoble ”, IEEE Transactions on Applied Superconductivity, vol. 28, no. 3, pp. 1-7, April 2018, doi: 10.1109/TASC.2017.2780820
Pugnat et al., “In-House Industrial Production of the Superconducting Conductor for the 43 T Hybrid Magnet of LNCMI-Grenoble”, IEEE Transactions on Applied Superconductivity, vol. 28, no. 4, pp. 1-5, June 2018, doi: 10.1109/TASC.2018.2797548
Ronayette et al., “Cryogenic system for the 43 T Hybrid Magnet at LNCMI Grenoble: from the needs to the commissioning”, IOP Conf. Series: Materials Science and Engineering, vol. 171, 012107 (2017), DOI 10.1088/1757-899X/171/1/012107
Fazilleau et al., “Role and Impact of the Eddy Current Shield in the LNCMI-G Hybrid Magnet”, IEEE Transactions on Applied Superconductivity, vol. 26, no. 4, pp. 1-5, June 2016, doi: 10.1109/TASC.2016.2525018
Pes et al., “Two-Dimensional and Three-Dimensional Mechanical Analysis of the Superconducting Outsert of the LNCMI Hybrid Magnet”, IEEE Transactions on Applied Superconductivity, vol. 26, no. 4, pp. 1-5, June 2016, doi: 10.1109/TASC.2016.2518747
Manil et al., “Dynamical response of a hybrid magnet structure featuring eddy current shield during transient failure mode”, IEEE Transactions on Applied Superconductivity, vol. 24, no. 3, pp. 1-6, June 2014, doi: 10.1109/TASC.2013.2286351
Hervieu et al., “Cryogenic design of the 43 T LNCMI Grenoble hybrid magnet”, Physics Procedia, Volume 67, Pages 692–697 (2015), https://doi.org/10.1016/j.phpro.2015.06.117
Pfister et al., “A New Test Station to Measure the Critical Current of Superconducting Strands”, IEEE Transactions on Applied Superconductivity, vol. 22, no. 3, pp. 9500504-9500504, June 2012, doi: 10.1109/TASC.2011.2178581
Pugnat et al., “Study and Development of the Superconducting Conductor for the Grenoble Hybrid Magnet”, IEEE Transactions on Applied Superconductivity, vol. 22, no. 3, pp. 6001604-6001604, June 2012, doi: 10.1109/TASC.2011.2180882
Liste des contributeurs au projet avec leur affiliation
Abir 1, R. Barbier 1, C. Berriaud 2,*, R. Berthier 2, F. Debray 1, T. Disparti 1, P. Fazilleau 2, P. Graffin 2, C. Grandclément 1, B. Hervieu 2,*, F. P. Juster 2, M. Kamke 1, S. Krämer 1, Y. Krupko 1, P. Manil 2, J. Allard2, F. Molinié 2, H. Neyrial 2, K. Paillot 1, M. Pelloux 1, C. Pes 2, R. Pfister 1, L. Ronayette 1,**, C. Trophime 1, J. M. Tudela 1, E. Verney 1, E. Yildiz 1, et P. Pugnat 1,***
Ex CDDs Projet1 : Z. Ben Mimoun, T. Boujet, N. Bournaud-Mournetas, G. Caplane, P. Harnoux, C. Peroni, et M. Pissard, H. Xiao
1 LNCMI, EMFL, CNRS, Université Grenoble Alpes, 38042 Grenoble Cedex 9, France
2 CEA Paris-Saclay, IRFU, 91191 Gif-sur-Yvette Cedex, France
* Chefs de Projet CEA
** Adjoint au chef du Projet
*** Chef du Projet
Conseiller Scientifique & Technique spécial
– Hans Scheider-Muntau, CS&T, Former Director of Magnet Science and Technology, National High Magnetic Field Laboratory, Tallahassee, US
Comité consultatif international d’Experts Scientifiques & Techniques
– Hans Scheider-Muntau (CS&T, Former Director of Magnet Science and Technology at NHMFL)
– A. Siemko (Former Deputy Director of TE Department at CERN )
– A. Hervé (University of Wisconsin, Former Technical Coordinator of CMS at CERN)
– K. Brodsinski (Former Project Leader for the LHC cryogeny operation at CERN)
Financements
Ce projet a été financé par le CNRS, l’Université Grenoble-Alpes et le ministère français de l’éducation et de la recherche dans le cadre des “Investissements pour l’avenir” Equipex LaSUP (Large Superconducting User Platform), le Fond Européen pour le développement Régional (FEDER) et la région Rhône-Alpes.