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

Onderzoeksoutput: Hoofdstuk in Boek/Rapport/CongresprocedureConferentiebijdragepeer review

Samenvatting

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.

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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