Zobrazeno 1 - 10
of 267
pro vyhledávání: '"E Kolemen"'
Publikováno v:
Machine Learning: Science and Technology, Vol 5, Iss 3, p 035012 (2024)
A real-time detection of the plasma confinement regime can enable new advanced plasma control capabilities for both the access to and sustainment of enhanced confinement regimes in fusion devices. For example, a real-time indication of the confinemen
Externí odkaz:
https://doaj.org/article/2bda08c296264a118ec82e251740f58f
Publikováno v:
Nuclear Materials and Energy, Vol 19, Iss , Pp 516-523 (2019)
In this paper, simple analytical modeling and numerical simulations performed with the multi-fluid edge transport code UEDGE are used to identify optimal snowflake divertor (SFD) configurations for heat flux mitigation and sufficient cryopumping perf
Externí odkaz:
https://doaj.org/article/215a171eb77e4fab9f538d137673a6be
Publikováno v:
Nuclear Materials and Energy, Vol 19, Iss , Pp 479-486 (2019)
A variety of experimental studies on pedestal localized fluctuations appearing in between crashes of edge localized modes (ELMs) across several tokamaks have been reviewed and summarized. The onset of the inter-ELM fluctuations is correlated with the
Externí odkaz:
https://doaj.org/article/76a7c3876645477597a93600db8c4997
Publikováno v:
Nuclear Materials and Energy, Vol 19, Iss , Pp 101-106 (2019)
Experiments and predictions of surface wave damping in liquid metal due to a surface aligned magnetic field and externally regulated j × B force are presented. Fast-flowing, liquid-metal plasma facing components (LM-PFCs) are a proposed alternative
Externí odkaz:
https://doaj.org/article/0670d6999ff04b0aa28624cfc9af64a2
Publikováno v:
Nuclear Materials and Energy, Vol 19, Iss , Pp 524-530 (2019)
The design of the Flowing LIquid Torus (FLIT) at Princeton Plasma Physics Laboratory (PPPL) is presented. FLIT will focus on the development of a liquid metal (LM) diagnostics and divertor system (without a plasma source) suitable for implementation
Externí odkaz:
https://doaj.org/article/b0cc023f640341dba966f85e4f432d86
Autor:
D. Eldon, E. Kolemen, D.A. Humphreys, A.W. Hyatt, A.E. Järvinen, A.W. Leonard, A.G. McLean, A.L. Moser, T.W. Petrie, M.L. Walker
Publikováno v:
Nuclear Materials and Energy, Vol 18, Iss , Pp 285-290 (2019)
Feedback control of radiated power from the lower divertor Prad, div, L has been implemented in the DIII-D Plasma Control System (PCS). A realtime sensor for Prad, div, L has been constructed from 12 foil bolometer channels which agrees with standard
Externí odkaz:
https://doaj.org/article/e4630484f8d447348ee9b308f8c7d26b
Publikováno v:
Nuclear Materials and Energy, Vol 26, Iss , Pp 100883- (2021)
Coupling between the UEDGE (edge fluid model), GINGRED (grid generation) and CAKE (equilibrium reconstruction) codes opens the door for automated interpretative scrape-off-layer (SOL) analysis over entire discharges, providing information that is ess
Externí odkaz:
https://doaj.org/article/6b3e2d105f4748f58a9994b0aad2e1e2
Publikováno v:
Nuclear Materials and Energy, Vol 25, Iss , Pp 100835- (2020)
One of the challenges of the snowflake divertor (SFD) configuration is finding a reliable means of reconstructing the magnetic field geometry in the divertor. Since the SFD (and other advanced divertors) have multiple field nulls, there is a large re
Externí odkaz:
https://doaj.org/article/9d68ace86b2e4444a68727b79d436686
Publikováno v:
Nuclear Materials and Energy, Vol 25, Iss , Pp 100855- (2020)
A new, novel approach to liquid metal plasma facing components called “divertorlets” is presented and accompanied by experiments, simulations, and analysis. The development of a robust and reliable plasma facing component at the divertor is ongoi
Externí odkaz:
https://doaj.org/article/1a1d7141374247a0b75421d4ca9dfa3a
Publikováno v:
Nuclear Materials and Energy, Vol 12, Iss , Pp 1094-1099 (2017)
In this paper we present initial simulations of pedestal control by Lithium Granule Injection (LGI) in NSTX. A model for small granule ablation has been implemented in the M3D-C1 code [1], allowing the simulation of realistic Lithium granule injectio
Externí odkaz:
https://doaj.org/article/72eca8b63d5449eea3640e1efb49cb3f