Recent upgrades and extensions of the ASDEX upgrade ECRH system

Journal of Infrared, Millimeter, and Terahertz Waves

Volumn 32, Issue 3, 2011, Pages 274-282

  Wagner, Dietmar ^a   Stober, Jörg ^a   Leuterer, Fritz ^a   Monaco, Francesco ^a   Münich, Max ^a   Schmid Lorch, Dominik ^a   Schütz, Harald ^a   Zohm, Hartmut ^a   Thumm, Manfred ^b   Scherer, Theo ^b   Meier, Andreas ^b   Gantenbein, Gerd ^b   Flamm, Jens ^b   Kasparek, Walter ^c   Höhnle, Hendrik ^c   Lechte, Carsten ^c   Litvak, Alexander G ^d   Denisov, Gregory G ^d   Chirkov, Alexey ^d   Popov, Leonid G ^e   Nichiporenko, Vadim O ^e   Myasnikov, Vadim E ^e   Tai, Evgeny M ^e   Solyanova, Elena A ^e   Malygin, Sergey A ^e   more..

^a MAX PLANCK INSTITUT FÜR PLASMAPHYSIK   (Germany)

^b KARLSRUHE INSTITUTE OF TECHNOLOGY   (Germany)

^c UNIVERSITY OF STUTTGART   (Germany)

^d INSTITUTE OF APPLIED PHYSICS   (Russian Federation)

^e GYCOM Ltd   (Russian Federation)

Author keywords

Electron cyclotron resonance heating; Fast steerable launcher; Step tunable gyrotron

Indexed keywords

ASDEX UPGRADE; DEPRESSED COLLECTOR; DISCHARGE CONTROL SYSTEMS; ECRH SYSTEM; ELECTRON CYCLOTRON HEATING; ELECTRON CYCLOTRON RESONANCE HEATING; FAST STEERABLE LAUNCHER; FEED-FORWARD; FULLY INTEGRATED; MULTI FREQUENCY; PLASMA DISCHARGE; REMOTE STEERING; STEERABLE LAUNCHER; STEP-TUNABLE; STEP-TUNABLE GYROTRON; STRAY RADIATION;

CYCLOTRON RADIATION; CYCLOTRONS; ELECTRIC DISCHARGES; GYROTRONS; HEATING; LAUNCHING; MAGNETOPLASMA; MICROWAVE TUBES; PLASMA HEATING; RESONANCE;

ELECTRON CYCLOTRON RESONANCE;

EID: 79954446381     PISSN: 18666892     EISSN: 18666906     Source Type: Journal    
DOI: 10.1007/s10762-010-9703-3     Document Type: Article

References (14)

1. F Leuterer, et al. 2009 Operation experience with the ASDEX Upgrade ECRH system Fusion Science and Technology 55 31 44
2. D Wagner, et al. 2008 Present Status of the New Multifrequency ECRH System for ASDEX Upgrade IEEE Trans. Plasma Science 36 324 331 10.1109/TPS.2008.917514 (Pubitemid 351597092)
3. A Manini, et al. 2007 Development of a feedback system to control MHD instabilities in ASDEX Upgrade Fus. Eng. Design 82 995 1001 10.1016/j.fusengdes. 2007.07.031 (Pubitemid 47532523)
4. H. Höhnle, et al., "Investigation of the O2- and X3-mode heating in ASDEX Upgrade", 36th EPS Conf. on Plasma Phys. 33E (2009),1.145.
5. G.G.Denisov, et al., "Multi-Frequency Gyrotron with BN Brewster Window", Conf. Digest of the Joint 31th International Conference on Infrared and Millimeter Waves and 14th International Conference on Terahertz Electronics, Shanghai, China (2006), 75.
6. O. Prinz, et al., "Matching the output beam of a multi-frequency gyrotron to a Brewster window with small aperture", 8th IEEE International Vacuum Electronics Conference (IVEC 2007), pp. 49-50, Kitakyushu, Japan, 2007.
7. V.I. Belousov, et al., "Broad band matched windows for gyrotrons", Conference Digest, Joint 34th Int. Conf. on Infrared and Millimeter and Terahertz Waves, Busan, Korea (2009).
8. D Wagner F Leuterer 2005 Broadband Polarizers for High-Power Multi-Frequency ECRH Systems Int. J. on Infrared and Millimeter Waves 26 163 172 10.1007/s10762-005-2997-x (Pubitemid 40493947)
9. R. Heidinger, et al., "Tunable double disk window for ECH&CD system of ASDEX Upgrade", Conference Digest, Joint 29th Int. Conf. on Infrarared and Millimeter Waves and 12th Int. Conf. on Terahertz Electronics, Karlsruhe, Germany (2004),723.
10. H Zohm, et al. 2007 Control of MHD instabilities by ECCD: ASDEX Upgrade results and implications for ITER Nuclear Fusion 47 228 232 10.1088/0029-5515/ 47/3/010 (Pubitemid 46603557)
11. S Nowak, et al. 2001 Measurements of residual power of EC waves propagating in FTU tokamak ECRH experiments at 140 GHz Fusion Eng. Design 53 315 320 10.1016/S0920-3796(00)00501-9 (Pubitemid 32599606)
12. F Gandini, et al. 2001 The detection of non-absorbed millimeterwave power during EC-heating and current drive Fus. Eng. Design 56-57 975 979 10.1016/S0920-3796(01)00439-2 (Pubitemid 33109853)
13. D. Wagner, et al., "Feed forward polarization control during ECRH discharges at ASDEX Upgrade", Fusion Science and Technology, to be published.
14. W Kasparek, et al. 2008 A fast switch, combiner and narrow-band filter for high-power millimeter wave beams Nuclear Fusion 48 054010 10.1088/0029-5515/48/5/054010 (Pubitemid 351624985)