Status of the ITER ion cyclotron heating and current drive system

P. Lamalle, B. Beaumont, F. Kazarian, T. Gassmann, G. Agarici, T. Alonzo Montemayor, R. Bamber, J. M. Bernard, D. Boilson, A. Cadinot, F. Calarco, L. Colas, X. Courtois, C. Deibele, F. Durodié, J. Fano, E. Fredd, R. Goulding, N. Greenough, J. HillairetJ. Jacquinot, A. S. Kaye, M. Kočan, H. Labidi, D. Leichtle, A. Loarte, M. McCarthy, A. Messiaen, L. Meunier, A. Mukherjee, C. Oberlin-Harris, A. M. Patel, B. Peters, K. Rajnish, D. Rasmussen, R. Sanabria, R. Sartori, R. Singh, D. Swain, R. G. Trivedi, A. Turner

Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

Abstract

The paper reports on latest developments for the ITER Ion Cyclotron Heating and Current Drive system: imminent acceptance tests of a prototype power supply at full power; successful factory acceptance of candidate RF amplifier tubes which will be tested on dedicated facilities; further design integration and experimental validation of transmission line components under 6MW hour-long pulses. The antenna Faraday shield thermal design has been validated above requirements by cyclic high heat flux tests. R&D on ceramic brazing is under way for the RF vacuum windows. The antenna port plug RF design is stable but major evolution of the mechanical design is in preparation to achieve compliance with the load specification, warrant manufacturability and incorporate late interface change requests. The antenna power coupling capability predictions have been strengthened by showing that, if the plasma scrape-off layer turns out to be steep and the edge density low, the reference burning plasma can realistically be displaced to improve the coupling.

OriginalspracheEnglisch
TitelRadio Frequency Power in Plasmas
UntertitelProceedings of the 21St Topical Conference
Redakteure/-innenRobert I. Pinsker
Herausgeber (Verlag)American Institute of Physics Inc.
ISBN (elektronisch)9780735413368
DOIs
PublikationsstatusVeröffentlicht - 10 Dez. 2015
Veranstaltung21st Topical Conference on Radiofrequency Power in Plasmas - Lake Arrowhead, USA/Vereinigte Staaten
Dauer: 27 Apr. 201529 Apr. 2015

Publikationsreihe

NameAIP Conference Proceedings
Band1689
ISSN (Print)0094-243X
ISSN (elektronisch)1551-7616

Konferenz

Konferenz21st Topical Conference on Radiofrequency Power in Plasmas
Land/GebietUSA/Vereinigte Staaten
OrtLake Arrowhead
Zeitraum27/04/1529/04/15

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