Global fluid simulations of edge plasma turbulence in tokamaks: a review
With ITER, the largest tokamak ever built, and the growing number of fusion energy startups
in the world, the need for numerical simulations has never been more crucial to progress …
in the world, the need for numerical simulations has never been more crucial to progress …
GENE-X: A full-f gyrokinetic turbulence code based on the flux-coordinate independent approach
D Michels, A Stegmeir, P Ulbl, D Jarema… - Computer Physics …, 2021 - Elsevier
Understanding and predicting plasma turbulence in the scrape-off layer of a magnetic
confinement fusion device is a key open problem in modern plasma physics. The transitional …
confinement fusion device is a key open problem in modern plasma physics. The transitional …
Global turbulence simulations of the tokamak edge region with GRILLIX
A Stegmeir, A Ross, T Body, M Francisquez… - Physics of …, 2019 - pubs.aip.org
Turbulent dynamics in the scrape-off layer of magnetic fusion devices is intermittent with
large fluctuations in density and pressure. Therefore, a model is required that allows …
large fluctuations in density and pressure. Therefore, a model is required that allows …
Drift reduced Landau fluid model for magnetized plasma turbulence simulations in BOUT++ framework
Recently the drift-reduced Landau fluid six-field turbulence model within the BOUT++
framework [1] has been upgraded. In particular, this new model employs a new …
framework [1] has been upgraded. In particular, this new model employs a new …
Analysis of locally-aligned and non-aligned discretisation schemes for reactor-scale tokamak edge turbulence simulations
A Stegmeir, T Body, W Zholobenko - Computer Physics Communications, 2023 - Elsevier
Edge turbulence codes will play a key role in the interpretation of ITER data and for reliable
predictions of EU-DEMO. At present, such codes are not yet capable of routine simulations …
predictions of EU-DEMO. At present, such codes are not yet capable of routine simulations …
Coherence of turbulent structures with varying drive in stellarator edge plasmas
P Huslage, G Birkenmeier, B Shanahan… - Plasma Physics and …, 2023 - iopscience.iop.org
This work investigates the parallel coherence of plasma filaments through numerical
simulations using the hot-ion two-fluid hermes-2 model within the BOUT++ framework …
simulations using the hot-ion two-fluid hermes-2 model within the BOUT++ framework …
Plasma filaments in the scrape-off layer of Wendelstein 7-X
C Killer, B Shanahan, O Grulke, M Endler… - Plasma Physics and …, 2020 - iopscience.iop.org
Plasma filaments have been observed by reciprocating electric probes in the Scrape-Off
Layer (SOL) of the Wendelstein 7-X stellarator. Comparison with target probes indicates that …
Layer (SOL) of the Wendelstein 7-X stellarator. Comparison with target probes indicates that …
Filament simulations for stellarators; a review of recent progress
B Shanahan - Frontiers in Physics, 2024 - frontiersin.org
A review of recent advances in simulations of turbulent filaments with relevance to
stellarators is presented. Progress in performing global edge turbulence simulations is …
stellarators is presented. Progress in performing global edge turbulence simulations is …
Global fluid simulation of plasma turbulence in a stellarator with an island divertor
Results of a three-dimensional, flux-driven, electrostatic, global, two-fluid turbulence
simulation for a five-field period stellarator with an island divertor are presented. The …
simulation for a five-field period stellarator with an island divertor are presented. The …
Free-boundary MRxMHD equilibrium calculations using the stepped-pressure equilibrium code
The stepped-pressure equilibrium code (SPEC)(Hudson et al 2012 Phys. Plasmas 19, 112
502) is extended to enable free-boundary multi-region relaxed magnetohydrodynamic …
502) is extended to enable free-boundary multi-region relaxed magnetohydrodynamic …