Name: Second Technical Meeting on Plasma Disruptions and their Mitigation
Start: 2022-07-19T08:30:00+02:00
End: 2022-07-22T13:55:00+02:00
Location: ITER Headquarters

Second Technical Meeting on Plasma Disruptions and their Mitigation

from Tuesday, 19 July 2022 (08:30) to Friday, 22 July 2022 (13:55)

Monday, 18 July 2022
Tuesday, 19 July 2022

08:30

08:30 - 09:00
09:00
09:00 - 10:10
Room: Council Room
Contributions

09:00 Welcome (IO) - Tim Luce (ITER Organization)

09:10 Welcome and Organization (IAEA) - Matteo Barbarino (International Atomic Energy Agency)

09:20 ITER Project - Alberto Loarte (ITER Organization)

09:45 Disruptions in ITER - Michael Lehnen (ITER Organization)
10:10 Coffee
Coffee
10:10 - 10:30
Room: Council Room Lobby
10:30
10:30 - 12:00
Room: Council Room
Contributions

10:30 Present status and challenges of disruption load modelling - Francisco Javier Artola Such (ITER Organization)

11:10 CarMa0NL modelling of halo currents on COMPASS - Vadim Yanovskiy (Institute of Plasma Physics of the Czech Academy of Sciences)

11:35 Parallel transport induced tokamak thermal quench and its mitigation - Xianzhu Tang (Los Alamos National Laboratory)
12:00 Lunch
Lunch
12:00 - 13:00
13:00
13:00 - 14:00
Room: Entrance Lobby
Contributions

13:00 Update on SPI experiments at JET-ILW in 2019-2020 - Sergei Gerasimov (CCFE)

13:00 Bifurcation-driven vertical plasma displacement - Dmitrii Kiramov (The University of Texas at Austin)

13:00 Kinetic-MHD simulation of compressional Alfvén eigenmodes excited by runaway electrons in current quench - Chang Liu (Princeton Plasma Physics Laboratory)

13:00 Runaway electron formation and termination in mitigated ITER disruptions - Vinodh Kumar Bandaru (Max-Planck-Institute for Plasma Physics, Garching)

13:00 Analysis of Variability in Pre-Disruption Plasma Parameters and their Effect on Runaway Electron Generation using the JET data-base on RE - Vladislav Plyusnin (Instituto de Plasmas e Fusão Nuclear, Associação EURATOM-IST, Instituto Superior Tecnico)

13:00 Numerical simulation of thermal quench triggered by density source in HL-2A - shilin hu (Southwestern Institute of Physics)

13:00 Assimilation of a Composite Hydrogen/High-Z Plasmoid - Pavel Aleynikov (Max-Planck-Institut für Plasmaphysik)

13:00 Pellet fueling technology development in India - Ranjana Gangradey (Institute for Plasma Research)

13:00 Hybrid injection system of gas and metal pellets for disruption mitigation on HL-2A - Yunbo DONG (Southwestern Institute of Physics)

13:00 MHD modeling and optimization of a passive helical coil for mitigation of runaway electrons - David Weisberg (General Atomics)

13:00 Torque balance analysis in real-time of rotating MHD for disruption prediction and avoidance in KSTAR - Juan Riquezes (Columbia University)

13:00 MHD activity during disruptions and disruption mitigation: Recent insights from JOREK - Matthias Hoelzl (Max Planck Institute for Plasma Physics)

13:00 An interpretable, transferable and real-time disruption predictor in HL-2A based on deep learning - Zongyu Yang

13:00 Disruption Prediction with different wall conditions based on multi-scale deep hybrid neural network on EAST - bihao guo

13:00 Runaway Electron Related Relaxation Phenomena in EAST Disruptions - long zeng

13:00 Analysis of fast camera images for dual shattered pellet injection at KSTAR - Jaungwon Yoo

13:00 DECAF Code Cross-device Investigation of Disruption Categorization and Timing Indicated by Variations in the Plasma Current and Vertical Position - Veronika Zamkovska (Columbia University)

13:00 Review of a data-driven adaptive disruption predictor for mitigation based on a nearest centroid approach - Jesús Vega (CIEMAT)

13:00 Strategy of disruption mitigation using multiple injection of shattered pellets in KSTAR - Jayhyun Kim (Korea Institute of Fusion Energy)

13:20 Evolution of Data-driven Disruption Prediction: from Machine Learning to Deep Learning - Giuliana Sias (University of Cagliari)
14:00
14:00 - 15:30
Room: Council Room
Contributions

14:00 Disruption loads in SPARC - Valeria Riccardo (CFS)

14:40 Thermal Quench in DIII-D locked mode disruptions - Henry Strauss (HRS Fusion)

15:05 KORC Modeling of Wall Heating by Avalanche Runaway Electrons During a Final Loss Event in DIII-D - Matthew Beidler (Oak Ridge National Laboratory)
15:30 Coffee
Coffee
15:30 - 15:50
Room: Council Room Lobby
15:50
15:50 - 17:00
Room: Council Room
Contributions

15:50 Parametric study of Alfvénic instabilities driven by runaway electrons during the current quench in DIII-D - Andrey Lvovskiy (Oak Ridge Associated Universities)

16:15 CONS Discussion
Wednesday, 20 July 2022
09:00
09:00 - 10:55
Room: Council Room
Contributions

09:00 Applications of machine learning for plasma control in fusion reactors - Bingjia Xiao (Institute of Plasma Physics, Chinese Academy of Sciences)

09:40 Disruption paths in high performance scenarios at JET with D, T, and DT plasmas - Edoardo Alessi (Istituto per la Scienza e la Tecnologia dei Plasmi- CNR)

10:05 Avoiding sensor induced disruptions with use of machine learning - Azarakhsh Jalalvand (Ghent University)

10:30 Insights on disruption physics in MAST using high speed visible camera data - Christopher Ham (UKAEA-CCFE)
10:55 Coffee
Coffee
10:55 - 11:15
Room: Council Room Lobby
11:15
11:15 - 12:45
Room: Council Room
Contributions

11:15 Mode lock precursors from the electron temperature profile in plasma termination on JET - Gianluca Pucella (ENEA, Fusion and Nuclear Safety Department, C.R. Frascati, Italy)

11:55 Disruption Event Characterization and Forecasting Results and Initial Real-Time Application - Steven Sabbagh (Columbia University)

12:20 Transfer Today’s Disruption Prediction Model to Future Tokamaks - Wei Zheng (International Joint Research Laboratory of Magnetic Confinement Fusion and Plasma Physics, Huazhong University of Science and Technology)
12:45 Lunch
Lunch
12:45 - 13:55
13:55
13:55 - 15:25
Room: Council Room
Contributions

13:55 Control and machine learning algorithms for disruption avoidance and proximity control - Mark Boyer (Princeton Plasma Physics Laboratory)

14:35 Proximity-to-Instability Control and Cross-Machine VDE Stability Metrics on DIII-D and KSTAR - Jayson Barr (General Atomics)

15:00 The Desirability of Locking for RF Stabilization of Islands in Large Tokamaks - Allan Reiman (Princeton Plasma Physics Lab)
15:25

15:25 - 16:55
Room: Entrance Lobby
16:55
16:55 - 17:40
Room: Council Room
Contributions

16:55 P&A Discussion
20:00

20:00 - 22:00
Thursday, 21 July 2022

09:00

09:00 - 11:00

11:00 Coffee
Coffee
11:00 - 11:10
Room: Council Room Lobby
11:10
11:10 - 13:05
Room: Council Room
Contributions

11:10 Cryogenic Pellet Ablation Physics and Integrated Modelling of Shattered Pellet Injection - Akinobu Matsuyama (National Institutes for Quantum and Radiological Science and Technology)

11:50 Non-axisymmetric Radiation Modeling of JET SPI Discharges Using Emis3D - Benjamin Stein-Lubrano (Plasma Science and Fusion Center, Massachusetts Institute of Technology)

12:15 Magnetohydrodynamic Modeling of Shattered Pellet Injection and Runaway-Electron Dynamics - Brendan Lyons (General Atomics)

12:40 Non-equilibrium JOREK simulation of ITER L-mode SPI process - Di Hu (Beihang University)
13:05 Lunch
Lunch
13:05 - 14:05
14:05
14:05 - 15:35
Room: Council Room
Contributions

14:05 Extrapolation of the Runaway Electron Benign Termination Scenario to ITER - Carlos Paz-Soldan (Columbia University)

14:45 Self-Consistent Kinetic Simulations of Runaway Electron Termination Schemes - Christopher McDevitt (University of Florida)

15:10 Mitigation of runaway electrons with a passive 3D coil - Valerie Izzo (Fiat Lux)
15:35 Coffee
Coffee
15:35 - 15:55
Room: Council Room Lobby
15:55
15:55 - 17:55
Room: Council Room
Contributions

15:55 Characterization of the ASDEX Upgrade shattered pellet injector - Paul Heinrich (Max-Planck-Institut für Plasmaphysik)

16:20 Dual SPI experiments with Identical pellets on DIII-D - Jeffrey Herfindal (UsOakRidge)

16:45 Benign Termination of Runaway Electron Beams on ASDEX Upgrade and TCV - Umar Sheikh (SPC-EPFL)

17:10 MIT Discussion
Friday, 22 July 2022
09:00
09:00 - 10:40
Room: Council Room
Contributions

09:00 The ITER Disruption Mitigation System design progress and validation - Stefan Jachmich (ITER Organization)

09:25 Modelling and simulation of the pellet shattering process related to the SPI technology for the ITER DMS - Pascal Matura (Fraunhofer Institute for High-Speed Dynamics, Ernst-Mach-Institut, EMI)

09:50 Pellet production and shattering studies in the ITER DMS support laboratory - Sandor Zoletnik (Centre for Energy Research)

10:15 Inductively-Driven Electromagnetic micro-pellet Injector for injection of solid impurities into a Tokamak: Design, Development and Results from ADITYA-U - Sambaran Pahari (Bhabha Atomic Researh Centre)
10:40 Coffee
Coffee
10:40 - 11:00
Room: Council Room Lobby
11:00
11:00 - 11:45
Room: Council Room
Contributions

11:00 Hydrogen Pellet Formation, Release, Survivability, and Shattering Research Supporting the ITER SPI System - Trey Gebhart (Oak Ridge National Laboratory)

11:25 MIT Technology Discussion
11:45
11:45 - 12:45
Room: Council Room
Contributions

11:45 General Discussion

12:30 Closure
12:45 Lunch (optional)
Lunch (optional)
12:45 - 13:55