Overview of L-to H-mode transition experiments at ASDEX Upgrade
U Plank, RM McDermott, G Birkenmeier… - Plasma Physics and …, 2022 - iopscience.iop.org
This paper presents an overview of results from L–H transition experiments that were
performed at ASDEX Upgrade (AUG) with the aim of identifying the underlying mechanisms …
performed at ASDEX Upgrade (AUG) with the aim of identifying the underlying mechanisms …
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 …
[HTML][HTML] Experimental study of the edge radial electric field in different drift configurations and its role in the access to H-mode at ASDEX Upgrade
The formation of the equilibrium radial electric field (Er) has been studied experimentally at
ASDEX Upgrade (AUG) in L-modes of “favorable”(ion∇ B-drift toward primary X-point) and …
ASDEX Upgrade (AUG) in L-modes of “favorable”(ion∇ B-drift toward primary X-point) and …
Hermes-3: Multi-component plasma simulations with BOUT++
B Dudson, M Kryjak, H Muhammed, P Hill… - Computer Physics …, 2024 - Elsevier
A new open source tool for fluid simulation of multi-component plasmas is presented, based
on a flexible software design that is applicable to scientific simulations in a wide range of …
on a flexible software design that is applicable to scientific simulations in a wide range of …
The multi-faced nature of the quasicoherent mode in EDA H-mode
In order to extend the enhanced D-Alpha H-mode to future devices, it is crucial to
understand the properties of the main signature of this regime, the quasicoherent mode …
understand the properties of the main signature of this regime, the quasicoherent mode …
Analysis of locally-aligned and non-aligned discretisation schemes for reactor-scale tokamak edge turbulence simulations
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 …
[HTML][HTML] Landau-fluid simulations of edge-SOL turbulence with GRILLIX
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) …
Tokamak edge-SOL turbulence in H-mode conditions simulated with a global, electromagnetic, transcollisional drift-fluid model
The design of commercially feasible magnetic confinement fusion reactors strongly relies on
the reduced turbulent transport in the plasma edge during operation in the high confinement …
the reduced turbulent transport in the plasma edge during operation in the high confinement …
[HTML][HTML] Full-f electromagnetic gyrokinetic turbulence simulations of the edge and scrape-off layer of ASDEX Upgrade with GENE-X
Understanding and predicting turbulence in the edge and scrape-off layer (SOL) is critical for
the optimization of magnetic confinement fusion devices. While there has been progress …
the optimization of magnetic confinement fusion devices. While there has been progress …
Cross-code comparison of the edge codes SOLPS-ITER, SOLEDGE2D and UEDGE in modelling a high-power neon-seeded scenario in the DTT
In this work, we cross-compare the state-of-the-art edge plasma codes SOLPS-ITER,
SOLEDGE2D, and UEDGE in a reactor-relevant neon-seeded Divertor Tokamak Test …
SOLEDGE2D, and UEDGE in a reactor-relevant neon-seeded Divertor Tokamak Test …