ECRH for W7-X: Transmission Losses of High-Power 140-GHz Wave Beams

Autor: F. Noke, M. Weissgerber, W X Ecrh Team at Ipp Greifswald, L. Jonitz, W. Kasparek, F. Purps, W X Ecrh Team at Fzk Karlsruhe, F. Hollmann, G. Gantenbein, V. Erckmann, W X Ecrh Team at Ipf Stuttgart

Publikováno v: Fusion Science and Technology

Electron cyclotron resonance heating (ECRH) is the main heating system for W7-X. A 10-MW ECRH plant with continuous wave (cw) capability is under construction to support the W7-X operation, which aims at demonstrating the steady-state capability of s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::019e57222c3c41f0faf2b3041dd6006e
https://doi.org/10.13182/fst09-a4049

High-power tests of a remote steering launcher mock-up at 140 GHz

Autor: B Plaum, G Gantenbein, W Kasparek, K Schwörer, M Grünert, H Braune, V Erckmann, F Hollmann, L Jonitz, H Laqua, G Michel, F Noke, F Purps, A Bruschi, S Cirant, F Gandini, A G A Verhoeven, ECRH group at IPP Greifswald, ECRH group at FZK Karlsruhe, ECRH group at IPF Stuttgart

Publikováno v: Third IAEA Technical Meeting on ECRH Physics and Technology in ITER, pp. 120–129, Como, 2005
info:cnr-pdr/source/autori:Plaum B.; Gantenbein G.; Kasparek W.; Schwörer K.; Grünert M.; Braune H.; Erckmann V.; Hollmann F.; Jonitz L.; Laqua H.; Michel G.; Noke F.; Purps F.; Bruschi A.; Cirant S.; Gandini F.; Verhoeven A.G.A.; ECRH groups at IPP Greifswald; FZK Karlsruhe and IP/congresso_nome:Third IAEA Technical Meeting on ECRH Physics and Technology in ITER/congresso_luogo:Como/congresso_data:2005/anno:2005/pagina_da:120/pagina_a:129/intervallo_pagine:120–129

This paper reports the results of the high-power test of a remote steering launcher mock-up at 140 GHz, which were performed at the ECRH installation for the future stellarator W7-X at IPP Greifswald. The mock-up test system consists of a 6.62 m long

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eaf7a53f50ae450d39cfc67701996e63
https://doi.org/10.1088/1742-6596/25/1/016

The electron cyclotron heating system for the stellarator W7-X: Status and recent achievements

Autor: H. P. Laqua, Manfred Thumm, P. Brand, F. Noke, M. Schmid, P. Uhren, G. Gantenbein, T. Schulz, Carsten Lechte, Burkhard Plaum, G. Michel, L. Jonitz, H. Braune, F. Purps, G. Dammertz, V. Erckmann, W. Leonhardt, W. Kasparek, Helga Kumric, Frank Hollmann, M. Weissgerber

Publikováno v: 2007 Joint 32nd International Conference on Infrared and Millimeter Waves and the 15th International Conference on Terahertz Electronics.

The status and recent achievements of the electron cyclotron heating system at the stellarator W7-X in Greifswald, Germany are discussed. Three prototype gyrotrons and one from a series of 7 are operable now, one additional is under test. The transmi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::970da6a3a77f1564ff536b5af8b25286
https://doi.org/10.1109/icimw.2007.4516801

First high-power tests of the 140 GHz, 10 MW CW transmission system for ECRH on the stellarator W7-X

Autor: Burkhard Plaum, W. Kasparek, G. Michel, H. P. Laqua, K. Schworer, T. Schultz, M. Grunert, F. Purps, F. Noke, G. Dammertz, Frank Hollmann, L. Jonitz, M. Weissgerber, G. Gantenbein, V. Erckmann

Publikováno v: Infrared and Millimeter Waves, Conference Digest of the 2004 Joint 29th International Conference on 2004 and 12th International Conference on Terahertz Electronics, 2004..

For the fusion plasma experiment Wendelstein 7-X, which is built up at the Max-Planck-Institut fur Plasmaphysik (IPP) at Greifswald, a CW millimetre wave heating system is under construction. Initial high-power tests using a prototype gyrotron are re

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2fc6ae4e8c3f145b62e4a94c618282a1
https://doi.org/10.1109/icimw.2004.1422035

LOW- AND HIGH-POWER INVESTIGATIONS OF AN ITER REMOTE STEERING LAUNCHER MOCK-UP

Autor: W. Kasparek (1), V. Erckmann (2), G. Gantenbein (1), B. Plaum (1), K. Schwörer (1), R. Wacker (1), M. Grünert (1), F. Hollmann (2), L. Jonitz (2), H.P. Laqua (2), G. Michel (2), F. Noke (2), F. Purps (2), D. Wagner (2), A.V. Chirkov (3), G.G. Denisov (3), S.V. Kuzikov (3), K. Ohkubo (4), A. Bruschi (5), S. Cirant (5), F. Gandini (5), A.G.A. Verhoeven (6), ECRH groups at IPP Greifswald (2), FZK Karlsruhe7, IPF Stuttgart1

Publikováno v: International Workshop on: Strong Microwaves in Plasmas, pp. 489–498, Nyzhny Novgorod, Russia, 25 July-1 August 2006
info:cnr-pdr/source/autori:W. Kasparek (1); V. Erckmann (2); G. Gantenbein (1); B. Plaum (1); K. Schwörer (1); R. Wacker (1); M. Grünert (1); F. Hollmann (2); L. Jonitz (2); H.P. Laqua (2); G. Michel (2); F. Noke (2); F. Purps (2); D. Wagner (2); A.V. Chirkov (3); G.G. Denisov (3); S.V. Kuzikov (3); K. Ohkubo (4); A. Bruschi (5); S. Cirant (5); F. Gandini (5); A.G.A. Verhoeven (6); ECRH groups at IPP Greifswald (2) ; FZK Karlsruhe7 and IPF Stuttgart1/congresso_nome:International Workshop on: Strong Microwaves in Plasmas/congresso_luogo:Nyzhny Novgorod, Russia/congresso_data:25 July-1 August 2006/anno:2006/pagina_da:489/pagina_a:498/intervallo_pagine:489–498

For the upper launchers of the 170 GHz electron cyclotron resonance heating (ECRH) and current drive system of ITER, "remote steering" based on the imaging properties of corrugated square waveguides is the reference option. In the last years, a varie

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=cnr_________::6f1d88f4ce500addb13699c51af10614
https://publications.cnr.it/doc/226228