Results 1 to 10 of about 249 (122)

Plasma edge simulations including realistic wall geometry with SOLPS-ITER

open access: yesNuclear Materials and Energy, 2021
In plasma edge simulations using the SOLPS-ITER code, the simulated Scrape-Off Layer plasma domain has historically been restricted to magnetic flux surfaces contacting divertor targets at both ends. We present here a newly developed numerical solver for
W. Dekeyser   +10 more
doaj   +4 more sources

Physics basis for the first ITER tungsten divertor

open access: yesNuclear Materials and Energy, 2019
On the eve of component procurement, this paper discusses the present physics basis for the first ITER tungsten (W) divertor, beginning with a reminder of the key elements defining the overall design, and outlining relevant aspects of the Research Plan ...
X Bonnin   +2 more
exaly   +3 more sources

Parametric scaling of power exhaust in EU-DEMO alternative divertor simulations

open access: yesNuclear Materials and Energy, 2023
Investigations of parametric scaling of power exhaust in the alternative divertor configuration (ADC) SOLPS-ITER simulation database of the EU-DEMO are conducted and compared to predictions based on the Lengyel model.
A.E. Järvinen   +5 more
doaj   +1 more source

Time-dependent SOLPS-ITER simulations of the tokamak plasma boundary for model predictive control using SINDy

open access: yesNuclear Fusion, 2023
Time-dependent SOLPS-ITER simulations have been used to identify reduced models with the sparse identification of nonlinear dynamics (SINDy) method and develop model-predictive control of the boundary plasma state using main ion gas puff actuation.
J.D. Lore   +8 more
doaj   +1 more source

SOLPS-ITER modeling of Ar and N seeded discharges in ASDEX upgrade and ITER

open access: yesNuclear Materials and Energy, 2023
In this paper SOLPS-ITER simulations of Ar and N seeded discharges are presented for H-mode conditions on ASDEX Upgrade and for burning plasmas on ITER. These discharges are additionally compared with Ne seeded cases for both tokamaks. It is demonstrated
I.Yu. Senichenkov   +7 more
doaj   +1 more source

Implementation of SOLPS-ITER code with new Grad–Zhdanov module for D–T mixture

open access: yesNuclear Fusion, 2023
A new Grad–Zhdanov module is implemented into the SOLPS-ITER code for calculation of the parallel kinetic coefficients. A complete, multi-ion generalization is performed, relaxing the heavy impurity assumption.
S.O. Makarov   +9 more
doaj   +1 more source

The role of edge fueling in determining the pedestal density in high neutral opacity Alcator C-Mod experiments

open access: yesNuclear Materials and Energy, 2021
SOLPS-ITER modeling of EDA H-mode experiments on Alcator C-Mod find that the electron density pedestal structure is unaffected by increased gas fueling when approaching ITER-like opaqueness conditions.
R. Reksoatmodjo   +4 more
doaj   +1 more source

Quantification of the uncertainty arising from atomic physics in edge plasmas

open access: yesNuclear Materials and Energy, 2022
It is clear that atomic physics rates are important for understanding the edge plasma — but how important is the uncertainty in these rates in contributing to the uncertainty in simulations of the edge plasma?Standard Uncertainty Quantification (UQ ...
D.P. Coster
doaj   +1 more source

SOLPS-ITER drift modelling of ITER burning plasmas with narrow near-SOL heat flux channels

open access: yesNuclear Materials and Energy, 2021
SOLPS-ITER code simulations with fluid drifts activated are used to examine the consequences for divertor performance, under burning plasma conditions, of a reduction in scrape-off layer (SOL) cross-field transport such that the outboard midplane SOL ...
Irina Veselova   +6 more
doaj   +1 more source

Exploring the edge operating space of fusion reactors using reduced physics models

open access: yesNuclear Materials and Energy, 2017
Reduced physics models within SOLPS have been used to explore the edge operating space of fusion reactors by building a database of simulations for various input powers and various combinations of impurity puffing.
D.P. Coster
doaj   +1 more source

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