Modelling of ICRF heating in DEMO with special emphasis on bulk ion heating

Dani Gallart, Mervi Mantsinen, Yevgen Kazakov

Onderzoeksoutput: Hoofdstuk in Boek/Rapport/CongresprocedureConferentiebijdragepeer review

Samenvatting

Ion cyclotron resonance frequency (ICRF) heating is one of the auxiliary heating schemes presently envisaged for ITER and DEMO. In this paper we analyse the potential of ICRF waves to heat the fuel ions in DEMO. Our analysis is carried out for the DEMO1 Reference Scenario from October 2013 (B = 6.8 T, I = 18.6 MA, R = 9.25 m, a = 2.64 m) optimized for a maximum pulse length of 2.3 hrs using the ICRF modelling codes PION and TORIC. We focus on second harmonic heating of tritium and fundamental minority heating of 3He ions (with a few percent of 3He) in a 50%:50% D-T plasma. The dependence of the ICRF characteristics and the ICRF-accelerated ions on the ICRF and plasma parameters is investigated, giving special attention to the DEMO design point at a core plasma temperature of 30 keV and an electron density of 1.2·1020 m-3.

Originele taal-2Engels
TitelRadio Frequency Power in Plasmas
SubtitelProceedings of the 21St Topical Conference
RedacteurenRobert I. Pinsker
UitgeverijAmerican Institute of Physics Inc.
ISBN van elektronische versie9780735413368
DOI's
StatusGepubliceerd - 10 dec. 2015
Evenement21st Topical Conference on Radiofrequency Power in Plasmas - Lake Arrowhead, Verenigde Staten van Amerika
Duur: 27 apr. 201529 apr. 2015

Publicatie series

NaamAIP Conference Proceedings
Volume1689
ISSN van geprinte versie0094-243X
ISSN van elektronische versie1551-7616

Congres

Congres21st Topical Conference on Radiofrequency Power in Plasmas
Land/RegioVerenigde Staten van Amerika
StadLake Arrowhead
Periode27/04/1529/04/15

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