2017 PPPL Workshop: Theory and Simulation of Disruptions
JULY 17
8:00-8:25 Registration
8:25-8:30 Welcome and Logistics: A. Bhattacharjee
Session I: ITER and Other Large Experiments
Chair: A. Bhattacharjee
08:30-09:10 Disruption Mitigation in ITER—Workshop Report, Main Issues, and Next Steps: M. Lehnen
09:10-9:50 Shattered Pellet Injection Developments and Implementations on JET: L. Baylor
10:30-10:50 Coffee
10:50-11:30 Overview of the DIII–D Disruption Mitigation Experimental Program: N. Eidietis
11:30-12:00 Protection of ITER from Relativistic-Electron Damage: A. Boozer
12:00-12:30 Discussion on Session I
12:30-01:30 Lunch
Session II: Halo Currents and Forces
Chair: G. Pautasso
01:30-02:10 A Multi-Machine Scaling of Halo Current Rotation: C. Myers
02:10-02:40 Validation of Models for Asymmetric VDE Simulation in ITER: R. Roccella
02:40-03:10 Nonlinear Computations of VDEs with Toroidal Asymmetry: C. Sovinec
03:10-03:30 Coffee
03:30-04:10 3D Nonlinear Modeling of VDEs with M3D-C1: D. Pfefferle
04:10-04:50 Measurement of Scrape-Off Layer Current Dynamics During MHD Activity and Disruptions in HBT-EP: J. Levesque
04:50-05:20 Coherent Current-Carrying Filaments During Nonlinear ELMs and VDEs: F. Ebrahimi
05:20-06:00 M3D Simulations of Jet Disruptions and Runaway Electrons: H. Strauss
07:00-09:00 Group Dinner
JULY 18
Session III: Runaway Electron Physics
Chair: N. Eidietis
08:30-09:10 Progress in Modeling Runaway Electron Physics: Y. Peysson
09:10-09:50 Full-Orbit and Backward Monte Carlo Simulation of Runaway Electrons: D. del-Castillo-Negrete
09:50-10:30 Runaway dynamics in disruptions: sliding and screening: T. Fulop
10:30-10:50 Coffee
10:50-11:30 Simulation of runaway electron diffusion in momentum space due to whistler wave instabilities: C. Liu
11:30-12:00 Topological Dependence of Runaway Avalanche Threshold in Momentum Space: C. McDevitt
12:00-12:30 Discussion on Session III
12:30-01:30 Lunch
Session IV: Disruption Mitigation
Chair: M. Lehnen
01:30-2:10 Shell Pellet Injection Modeling and Runaway Electron Pitch Angle Scattering Effects: V. Izzo
02:50-03:20 Results from Recent Shattered Pellet Injection Research on DIII-D: D. Shiraki
03:20-03:40 Coffee
03:40-04:10 Fast Time Response Electromagnetic Particle Injection System for Disruption Mitigation (EPI): R. Raman
04:10-04:40 Controlling Runaway Vortex Via Exernally Injected High-Frequency Electromagnetic Waves: Z. Guo
04:40-05:10 Bucket Transport for Control of Runaway Electrons: H. Mynick
05:10-05:40 Suppression of High-Energy Electrons Generated in Both Steady and Disrupting MST Tokamak Plasmas: M. Pandya
05:40-06:10 Discussion on Session IV
JULY 19
Session V: More on Disruption Physics and Machine Learning
Chair: A. Bhattacharjee
08:40-09:10 Energetic Ion Effects on Disruptive Instabilities with Plasma Rotation and a Resistive Wall: D. Brennan
09:10-09:40 M3D-C1 Simulations of a Current Ramp-down Disruption in NSTX: S. Jardin
10:10-10:30 Coffee
10:30-11:00 A Theoretical Model for the Penetration of a Shattered-Pellet Debris Plume: P. Parks
11:00-11:20 Exploratory Machine Learning Studies on the DIII-D Database for Disruption Prediction: C. Rea
11:40-12:00 Big Data Machine Learning Studies of Tokamak Disruption Predictions: W. Tang
12:00-12:30 Discussion on Session V and Adjournment