Mechanical design of the ICRH antenna for JET-EP

R. Walton, G. Agarici, G. Amarante, W. Baity, B. Beaumont, S. Brémond, F. Durodié, J. Fanthome, R. Goulding, J. Heikkinen, A. Kaye, R. Koch, P. Lamalle, G. Mazzone, J. M. Noterdaeme, V. Riccardo, M. Roccella, C. Sborchia, P. Testoni, P. TigwellK. Vulliez

Research output: Contribution to conferencePaperpeer-review

1 Scopus citations

Abstract

The JET-EP Antenna is designed to verify the design principles of that proposed for ITER, in relevant plasma conditions. It is intended to launch 7.2 MW of RF power to the plasma of the JET machine during its 'Enhanced Performance' program, at a power density of around 8 MW/m2. The antenna comprises two poloidal current straps, each subdivided into four electrically short straps complete with in-vessel capacitors. The antenna is supported via a cantilever support box to the external support structure. This plug-in, through-port type assembly is clamped to the vacuum vessel externally. The antenna itself is fitted remotely. External rails and bellows allow radial positioning of the assembly. Eight capacitors are situated just behind the short antenna current straps. Plug-in replacement of the capacitors is performed through the vacuum vessel port.

Original languageEnglish
Pages103-106
Number of pages4
StatePublished - 2002
Externally publishedYes
Event19th IEEE/NPSS Symposium on Fusion Engineering (19th SOFE) - Atlantic City, NJ, United States
Duration: Jan 22 2002Jan 25 2002

Conference

Conference19th IEEE/NPSS Symposium on Fusion Engineering (19th SOFE)
Country/TerritoryUnited States
CityAtlantic City, NJ
Period01/22/0201/25/02

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