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 …
[HTML][HTML] The GBS code for the self-consistent simulation of plasma turbulence and kinetic neutral dynamics in the tokamak boundary
A new version of GBS (Ricci et al.(2012)[27]; Halpern et al. J. Comput. Phys. 315 (2016) 388-
408; Paruta et al.(2018)[11]) is described. GBS is a three-dimensional, flux-driven, global …
408; Paruta et al.(2018)[11]) is described. GBS is a three-dimensional, flux-driven, global …
Uncovering turbulent plasma dynamics via deep learning from partial observations
One of the most intensely studied aspects of magnetic confinement fusion is edge plasma
turbulence which is critical to reactor performance and operation. Drift-reduced Braginskii …
turbulence which is critical to reactor performance and operation. Drift-reduced Braginskii …
Validation of edge turbulence codes against the TCV-X21 diverted L-mode reference case
Self-consistent full-size turbulent-transport simulations of the divertor and scrape-off-layer
(SOL) of existing tokamaks have recently become feasible. This enables the direct …
(SOL) of existing tokamaks have recently become feasible. This enables the direct …
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 …
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 …
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 …
[HTML][HTML] Landau-fluid simulations of edge-SOL turbulence with GRILLIX
C Pitzal, A Stegmeir, W Zholobenko, K Zhang… - Physics of …, 2023 - pubs.aip.org
The Landau-fluid closure for parallel heat fluxes is implemented in the edge turbulence fluid
code GRILLIX, replacing the previously used collisional Braginskii closure (with limiters) …
code GRILLIX, replacing the previously used collisional Braginskii closure (with limiters) …
Prediction of divertor heat flux width for ITER using BOUT++ transport and turbulence module
Investigation of turbulent transport dynamics in scrape-off-layer (SOL) and divertor heat flux
width prediction is performed for ITER. Both BOUT++ transport and BOUT++ turbulence …
width prediction is performed for ITER. Both BOUT++ transport and BOUT++ turbulence …