The JOREK non-linear extended MHD code and applications to large-scale instabilities and their control in magnetically confined fusion plasmas

M Hoelzl, GTA Huijsmans, SJP Pamela… - Nuclear …, 2021 - iopscience.iop.org
JOREK is a massively parallel fully implicit non-linear extended magneto-hydrodynamic
(MHD) code for realistic tokamak X-point plasmas. It has become a widely used versatile …

Modelling of vertical displacement events in tokamaks: status and challenges ahead

FJ Artola, N Schwarz, S Gerasimov… - Plasma Physics and …, 2024 - iopscience.iop.org
In this paper, we revisit the physics of mitigated and unmitigated Vertical Displacement
Events (VDEs) and present a summary of present modelling efforts and code capabilities …

Runaway electron deconfinement in SPARC and DIII-D by a passive 3D coil

VA Izzo, I Pusztai, K Särkimäki, A Sundström… - Nuclear …, 2022 - iopscience.iop.org
The operation of a 3D coil—passively driven by the current quench (CQ) loop voltage—for
the deconfinement of runaway electrons (REs) is modeled for disruption scenarios in the …

Magnetohydrodynamic simulations of runaway electron beam termination in JET

V Bandaru, M Hoelzl, C Reux, O Ficker… - Plasma Physics and …, 2021 - iopscience.iop.org
A runaway electron (RE) fluid model is used to perform non-linear magnetohydrodynamic
simulations of a relativistic electron beam termination event in JET. The case considered is …

Non-axisymmetric MHD simulations of the current quench phase of ITER mitigated disruptions

FJ Artola, A Loarte, M Hoelzl, M Lehnen… - Nuclear …, 2022 - iopscience.iop.org
Non-axisymmetric simulations of the current quench phase of ITER disruptions are key to
predict asymmetric forces acting into the ITER wall. We present for the first time such …

Design of passive and structural conductors for tokamaks using thin-wall eddy current modeling

AF Battey, C Hansen, D Garnier, D Weisberg… - Nuclear …, 2023 - iopscience.iop.org
A new three-dimensional electromagnetic modeling tool (ThinCurr) has been developed
using the existing PSI-Tet finite-element code in support of conducting structure design work …

[HTML][HTML] Self-consistent coupling of JOREK and CARIDDI: On the electromagnetic interaction of 3D tokamak plasmas with 3D volumetric conductors

N Isernia, N Schwarz, FJ Artola, S Ventre, M Hoelzl… - Physics of …, 2023 - pubs.aip.org
Self-consistent coupling of JOREK and CARIDDI: On the electromagnetic interaction of 3D
tokamak plasmas with 3D volumetric conductors | Physics of Plasmas | AIP Publishing Skip to …

Experiments and non-linear MHD simulations of hot vertical displacement events in ASDEX-Upgrade

N Schwarz, FJ Artola, M Hoelzl, M Bernert… - Plasma Physics and …, 2023 - iopscience.iop.org
Hot vertical displacement events (VDEs) are one of the worst case scenarios for high-current
tokamaks as they are associated with large heat loads and electro-magnetic forces. Non …

General dispersion relations for resistive wall modes in tokamaks

VD Pustovitov - Physics of Plasmas, 2023 - pubs.aip.org
The dispersion relation for the resistive wall modes (RWMs) is derived without the use of the
trial function b HF proposed in SW Haney and JP Freidberg [Phys. Fluids B 1, 1637 (1989)] …

The mechanism of the global vertical force reduction in disruptions mitigated by massive material injection

N Schwarz, FJ Artola, F Vannini, M Hoelzl… - Nuclear …, 2023 - iopscience.iop.org
Disruptions lead to a rapid loss of thermal and magnetic energy and can cause large heat
loads, mechanical forces, and the excitation of a beam of relativistic runaway electrons. The …