Name: Workshop on Nb3Sn technology for accelerator magnets
Start: 2018-10-11T08:00:00+02:00
End: 2018-10-12T18:05:00+02:00
Location: Paris, France, Espace St Martin

Workshop on Nb3Sn technology for accelerator magnets

from Thursday, October 11, 2018 (8:00 AM) to Friday, October 12, 2018 (6:05 PM)

Monday, October 8, 2018
Tuesday, October 9, 2018
Wednesday, October 10, 2018
Thursday, October 11, 2018

8:00 AM Doors open: badges
badges
8:00 AM - 8:30 AM
Room: Salle LOUXOR, 3rd floor

8:30 AM Welcome adress (Pierre Védrine) / Workshop introduction (Pierre Manil)

8:30 AM - 9:00 AM
Room: Salle LOUXOR, 3rd floor
9:00 AM Coil technology - Impregnation process / influence of process on coil dimensions
9:00 AM - 12:10 PM
Room: Salle LOUXOR, 3rd floor
Contributions

9:00 AM Coil technology - Impregnation process / Influence of process on coil dimensions - Session Introduction - Chairs: Friedrich Lackner et Paolo Ferracin Friedrich Lackner (CERN) Paolo Ferracin (CERN)

9:10 AM Coil Impregnation Proccesses and Experiences at FNAL - Steve Krave (Fermilab)

9:40 AM CCT assembly and impregnation at PSI - Bernhard Auchmann (CERN)

10:10 AM Flexible tooling used for impregnation of CCT R&D magnets - Eric Anderssen (Lawrence Berkeley National Lab (US))

11:10 AM Impregnation of Nb3Sn coils at CERN - Sandra Tavares (CERN)

11:40 AM Dimensional measurements of Nb3Sn coils after impregnation - Salvador Ferradas Troitino (Centro de Investigaciones Energéti cas Medioambientales y Tecno)
12:10 PM Pause - déjeuner
Pause - déjeuner
12:10 PM - 1:40 PM
Room: Paris, France
1:40 PM Material aspects / characterization
1:40 PM - 5:30 PM
Room: Salle LOUXOR, 3rd floor
Contributions

1:40 PM Material aspect / characterization - Session Introduction - Chairs: Pierre Manil et Maria Durante Maria Durante (Université Paris-Saclay (FR))

1:50 PM EXTERNAL POINT OF VIEW: Contribution of a multi-scale approach to model and characterize supraconducting composites. - Véronique AUBIN (Centrale Supélec)

2:30 PM Multi-scale characterization and behaviour laws of Nb3Sn strands - Gilles LENOIR (CEA Paris-Saclay)

3:00 PM EXTERNAL POINT OF VIEW: Measuring in-plane displacement and strain fields with the grid method. A feasibility study on superconducting magnet - Michel GREDIAC (Université de Clermont-Ferrand)

4:00 PM Measurement of Nb3Sn and Cu loading stress evolution in Rutherford cable stacks as a function of externally applied pressure - Christian Scheuerlein (CERN)

4:30 PM Sub-modeling approach of plastically deformed geometries of Nb3Sn cables and strands for the 11T dipole magnet - Michael Daly

5:00 PM Effect of transverse stress applied during reaction heat treatment on the stiffness of Nb3Sn Rutherford cable stacks - Felix Josef Wolf (CERN)
5:30 PM Wrap-up & discussion - Chairs Sessions 1 and 2

5:30 PM - 6:00 PM
Room: Salle LOUXOR, 3rd floor

6:00 PM Organisational address

6:00 PM - 6:10 PM
Room: Salle LOUXOR, 3rd floor

8:00 PM Dinner - LE TRAIN BLEU

8:00 PM - 10:00 PM
Room: 1er étage, Gare de Lyon, Place Louis Armand, 75012 PARIS
Friday, October 12, 2018

8:00 AM Doors open: Welcome coffee
Welcome coffee
8:00 AM - 8:30 AM
Room: Salle KARNAK, ground floor, Espace St Martin
8:30 AM Jc dependence to stress / strain state
8:30 AM - 5:00 PM
Room: Salle KARNAK, ground floor
Contributions

8:30 AM Jc dependence to stress / strain state - Session Introduction - Chairs: Bernardo Bordini and Hélène Felice

8:40 AM EXTERNAL POINT OF VIEW: Strain effects and performance limitations in Nb3Sn Cable-in-Conduit Conductors - Luigi Muzzi (ENEA)

9:20 AM The history of Transverse Pressure Tests of Nb3Sn Rutherford Cables - Arno Godeke (Lawrence Berkeley National Laboratory)

9:50 AM Electromechanical characterization of Nb3Sn conductors at University of Geneva - Jose Ferradas Troitino (Universite de Geneve (CH))

11:20 AM Irreversible Ic degradation of Hi-Lumi Nb3Sn Rutherford cables induced by transverse loading at room temperature - Jerome Fleiter (CERN)

11:50 AM Critical Current Measurements of Nb3Sn Rutherford Cables Under Transverse Stress - Gianluca De Marzi (INFN e Laboratori Nazionali di Frascati (IT))

12:20 PM Transverse pressure sensitivity of state-of-the-art Nb3Sn Rutherford cables - Marc Dhallé (University of Twente)

2:30 PM Stress concentration and effects in Nb3Sn accelerator magnets - emanuela barzi (Fermilab)

3:00 PM Short Sample Limits for CCT Coils - Ian PONG (LBNL)

4:00 PM A 3D Finite Element Model of the Reversible Critical Current Reduction due to transverse load in Nb3Sn wires - Alessandro Cattabiani (CERN)

4:30 PM Computation of the Reversible Critical Current Degradation in Nb3Sn Rutherford Cables - Giorgio Vallone (Lawrence Berkeley National Lab. (US))
5:00 PM Wrap-up & discussion - Chairs Session 3

5:00 PM - 5:30 PM
Room: Salle KARNAK, ground floor

5:30 PM Conclusions

5:30 PM - 5:50 PM
Room: Salle KARNAK, ground floor