Present status of the ITER-like ICRF antenna on JET

F. Durodié, M. Nightingale, M. L. Mayoral, A. Argouarch, T. Blackman, M. Gauthier, R. Goulding, M. Graham, S. Huygen, P. Jacquet, E. Lerche, J. Ongena, D. Van Eester, M. Vrancken, A. Whitehurst, E. Wooldridge

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

4 Scopus citations

Abstract

The commissioning of the ITER-Like ICRF Antenna (ILA) [1] on JET plasmas from May 2008 to April 2009 in various conditions (33, 42 and 47 MHz, L- and H-mode, antenna strap-plasma separatrix distances of ∼9 to 17 cm) has provided relevant information for future antenna design and operation. The maximum power density achieved was 6.2MW/m2 in L-mode with strap to plasma separatrix distance of ∼9-10 cm at 42 MHz on the lower half of the ILA extrapolating to 8MW/m2 if the full generator power had been available. Efficient (trip-free operation) ELM tolerance was obtained both at 33 and 42 MHz on a large range of ELMs with strap voltages up to 42 kV and a maximum power density of 4.1MW/m2. The paper reviews these achievements as well as remaining issues.

Original languageEnglish
Title of host publicationRadio Frequency Power in plasmas - Proceedings of the 18th Topical Conference
Pages221-224
Number of pages4
DOIs
StatePublished - 2009
Event18th Topical Conference on Radio Frequency Power in plasmas - Gent, Belgium
Duration: Jun 24 2009Jun 26 2009

Publication series

NameAIP Conference Proceedings
Volume1187
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference18th Topical Conference on Radio Frequency Power in plasmas
Country/TerritoryBelgium
CityGent
Period06/24/0906/26/09

Funding

FundersFunder number
Engineering and Physical Sciences Research CouncilEP/G003955/1

    Keywords

    • ICRH
    • ITER
    • JET-EP

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