Investigating the impact of the molecular charge-exchange rate on detached SOLPS-ITER simulations

K Verhaegh, AC Williams, D Moulton… - Nuclear …, 2023 - iopscience.iop.org
Plasma-molecular interactions generate molecular ions which react with the plasma and
contribute to detachment through molecular activated recombination (MAR), reducing the …

Performance assessment of a tightly baffled, long-legged divertor configuration in TCV with SOLPS-ITER

G Sun, H Reimerdes, C Theiler, BP Duval… - Nuclear …, 2023 - iopscience.iop.org
Numerical simulations explore a possible tightly baffled, long-legged divertor (TBLLD)
concept in a future upgrade of the tokamak à configuration variable (TCV). The SOLPS-ITER …

Power exhaust and core-divertor compatibility of the baffled snowflake divertor in TCV

S Gorno, C Colandrea, O Février… - Plasma Physics and …, 2023 - iopscience.iop.org
A baffled snowflake minus low-field side (SF-LFS) is geometrically-optimised in tokamak à
configuration variable, increasing divertor neutral pressure, to evaluate the roles of divertor …

Benefits of the Super-X divertor configuration for scenario integration on MAST Upgrade

JR Harrison, C Bowman, JG Clark, A Kirk… - Plasma Physics and …, 2024 - iopscience.iop.org
The integration of good core and edge/pedestal confinement with strong dissipation of heat
and particles in the divertors is a significant challenge for the development of fusion energy …

Effects of divertor geometry on detachment and core plasma performance with impurity seeding in EAST

LY Meng, L Wang, JB Liu, KD Li, X Lin, XJ Liu… - Nuclear …, 2024 - iopscience.iop.org
Divertor detachment operation compatible with the core plasma is an effective method to
alleviate the steady-state heat flux approaching the divertor target; this scheme will be …

Facilitated core-edge integration through divertor nitrogen seeding in the HL-2A tokamak

N Wu, J Cheng, KY Yi, R Wang, MK Han… - Nuclear …, 2024 - iopscience.iop.org
A divertor detachment with sustainable high-performance plasmas has been achieved
through divertor nitrogen seeding in the HL-2A tokamak. The closed divertor structure …

[HTML][HTML] Access to an ELM-suppressed X-point radiator regime in TCV snowflake minus configurations

H Reimerdes, C Theiler, M Bernert, B Duval… - Nuclear Materials and …, 2024 - Elsevier
TCV's operating regime with an X-point radiator (XPR) has been broadened by changing the
magnetic geometry. XPRs have properties that could make them an attractive power exhaust …

Investigating the influence of divertor baffles on nitrogen-seeded detachment in TCV with SOLPS-ITER simulations and TCV experiments

G Sun, H Reimerdes, C Theiler, BP Duval… - arXiv preprint arXiv …, 2023 - arxiv.org
Plasma edge simulations with the SOLPS-ITER code are performed to study the influence of
divertor baffles on nitrogen-seeded detachment in TCV single-null, L-mode discharges …

Investigating the impact of the molecular charge-exchange rate on detached SOLPS-ITER simulations

T Wakatsuki, M Yoshida, E Narita - eprints.whiterose.ac.uk
Plasma-molecular interactions generate molecular ions which react with the plasma and
contribute to detachment through molecular activated recombination (MAR), reducing the …

[PDF][PDF] Power exhaust of the X-point target divertor configuration in TCV L-mode plasmas

K Lee, M Zurita, C Theiler, O Février, S Gorno… - lac913.epfl.ch
Introduction In future reactor-grade tokamaks, detached divertor operation is essential to
exhaust the extreme power arriving at the vessel wall. Ongoing research explores …