Disruption runaway electron generation and mitigation in the Spherical Tokamak for Energy Production (STEP)

A Fil, L Henden, S Newton, M Hoppe… - Nuclear …, 2024 - iopscience.iop.org
Abstract Generation of Runaway Electrons (REs) during plasma disruptions is of great
concern for ITER and future reactors based on the tokamak concept. Unmitigated RE …

Plasmoid drift and first wall heat deposition during ITER H-mode dual-SPIs in JOREK simulations

D Hu, J Artola, E Nardon, M Lehnen, M Kong… - Nuclear …, 2024 - iopscience.iop.org
The heat flux mitigation during the Thermal Quench (TQ) by the Shattered Pellet Injection
(SPI) is one of the major elements of disruption mitigation strategy for ITER. It's efficiency …

Nonlinear MHD modeling of neon doped shattered pellet injection with JOREK and its comparison to experiments in KSTAR

SJ Lee, D Hu, M Lehnen, E Nardon, J Kim… - Nuclear …, 2024 - iopscience.iop.org
Abstract 3D nonlinear MHD simulations of neon-doped single shattered pellet injection (SPI)
conducted with the JOREK code reveal rich physics during SPI-induced disruptions in …

[HTML][HTML] Runaway electron fluid model extension in JOREK and ITER relevant benchmarks

V Bandaru, M Hoelzl, FJ Artola, O Vallhagen… - Physics of …, 2024 - pubs.aip.org
We present details of recent extensions of the runaway electron (RE) fluid model
implemented in the fusion magnetohydrodynamics code JOREK [M. Hoelzl et al., Nucl …

Peridynamic modelling of cryogenic deuterium pellet fragmentation for shattered pellet injection in tokamaks

SJ Lee, E Madenci, YS Na, P de Marné, M Dibon… - Nuclear …, 2024 - iopscience.iop.org
Shattered pellet injection (SPI) is a promising method for controlling plasma disruptions in
tokamaks. In this study, we present numerical modelling of the fragmentation of cryogenic …

Interpretative 3D MHD modelling of deuterium SPI into a JET H-mode plasma

M Kong, E Nardon, M Hoelzl, D Bonfiglio, D Hu… - Nuclear …, 2024 - iopscience.iop.org
The pre-thermal quench (pre-TQ) dynamics of a pure deuterium (D2) shattered pellet
injection (SPI) into a 3MA/7MJ JET H-mode plasma is studied via 3D non-linear MHD …

Effect of 2/1 tearing mode on radiation asymmetry during disruptions on J-TEXT

FX Liu, W Yan, ZY Chen, Y Li, JG Fang, FY Mao… - Fusion Engineering and …, 2024 - Elsevier
Plasma disruption in the tokamak is a huge threat to the safe operation of ITER, which will
cause serious damage to the tokamak device. At present, massive impurity injection is the …

Summary of the 11th Conference on Magnetic Confined Fusion Theory and Simulation

XU Jianqiang, SUN Youwen… - Plasma Science and …, 2024 - iopscience.iop.org
This conference report summarizes recent progress in plasma theory and simulation that
was presented in contributed papers and discussions at the 11th Conference on Magnetic …

Design of the Electromagnetic Particle Injector (EPI) for Tokamak Deployment

R Raman, R Lunsford, JA Rogers… - … on Plasma Science, 2024 - ieeexplore.ieee.org
Both predicting and controlling disruptions are critical and urgent issues for ITER as some
disruptions with a short warning time may be unavoidable. For these cases, a rapid …

Modelling of shattered pellet injection experiments on the ASDEX Upgrade tokamak

AH Patel - arXiv preprint arXiv:2312.03462, 2023 - arxiv.org
A disruption mitigation system (DMS) is necessary for fusion-grade tokamaks like ITER in
order to ensure the preservation of machine components throughout their designated …