Dissipation of runaway current by massive gas injection on J-TEXT

YN Wei, W Yan, ZY Chen, RH Tong… - Plasma Physics and …, 2019 - iopscience.iop.org
Plasma disruption is one of the major challenges for ITER. A large fraction of runaway
current may be formed due to the avalanche generation of runaway electrons (REs) in …

Runaway current suppression by secondary massive gas injection during the disruption mitigation phase on J-TEXT

YN Wei, W Yan, ZY Chen, RH Tong… - Plasma Physics and …, 2019 - iopscience.iop.org
Disruption is one of the urgent problems for future tokamaks in possibly causing heat loads,
halo currents, and runaway electrons (REs). Massive impurity injection is a feasible way to …

Suppression of runaway electrons by mode locking during disruptions on J-TEXT

ZY Chen, ZF Lin, DW Huang, RH Tong, QM Hu… - Nuclear …, 2018 - iopscience.iop.org
The generation of runaway electrons during disruptions poses a serious threat for the
operation of ITER. The efficiency of the injection of large amounts of impurities by massive …

The effect of resonant magnetic perturbation on the electron density threshold of runaway electron generation during disruptions on J-TEXT

ZF Lin, RH Tong, ZY Chen, DW Huang… - Plasma Physics and …, 2019 - iopscience.iop.org
The generation of runaway electrons (REs) during disruptions is a key issue for the safe
operation of large tokamaks. For better design, a reliable scenario to suppress RE …

Overview of runaway current suppression and dissipation on J-TEXT tokamak

C Zhongyong, LIN Zhifang, YAN Wei… - Plasma Science and …, 2022 - iopscience.iop.org
The main works on disruption mitigation including suppression and mitigation of runaway
current on the J-TEXT tokamak are summarized in this paper. Two strategies for the …

Analysis of avalanche runaway generation after disruptions with low-Z and noble gas species

A Matsuyama, M Yagi - Plasma and Fusion Research, 2017 - jstage.jst.go.jp
To present, the development of disruption mitigation methods has been progressed towards
operation of ITER, which is aimed at minimizing heat and electromagnetic loads within …

Enhancement of runaway production by resonant magnetic perturbation on J-TEXT

ZY Chen, DW Huang, VA Izzo, RH Tong… - Nuclear …, 2016 - iopscience.iop.org
The suppression of runaways following disruptions is key for the safe operation of ITER. The
massive gas injection (MGI) has been developed to mitigate heat loads, electromagnetic …

Simulation of runaway electron generation during plasma shutdown by impurity injection in ITER

T Fehér, HM Smith, T Fülöp, K Gál - Plasma Physics and …, 2011 - iopscience.iop.org
Disruptions in a large tokamak can cause serious damage to the device and should be
avoided or mitigated. Massive gas or killer pellet injection are possible ways to obtain a …

Runaway electron generation during disruptions in the J-TEXT tokamak

L Zeng, ZY Chen, YB Dong, HR Koslowski… - Nuclear …, 2017 - iopscience.iop.org
A systematic study of disruption-generated runaway electrons has been performed in the J-
TEXT tokamak. During the intended disruption by the argon injection in J-TEXT, the runaway …

Overview of runaway electron control and mitigation experiments on Tore Supra and lessons learned in view of ITER

F Saint-Laurent, G Martin, T Alarcon… - Fusion Science and …, 2013 - Taylor & Francis
Runaway electrons (REs) generated during disruption are identified as a major issue for
ITER and reactor-size tokamaks. Such electrons are produced when a large toroidal electric …