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Автор K Kamiya
Автор M Bakhtiari
Автор S Kasai
Автор H Kawashima
Автор Y Kusama
Автор Y Miura
Автор H Ogawa
Автор N Oyama
Автор M Sato
Автор K Shinohara
Автор K Tsuzuki
Автор K Uehara
Автор JFT-2M Group
Дата выпуска 2004-05-01
dc.description A new operating regime, ‘high recycling steady’ (HRS) H-mode regime, has been discovered in the JFT-2M tokamak. It is easily reproduced with neutral beam heating of any co-, balanced-, or counter-injection under wall fuelling from the boronized first wall. The HRS is characterized by good energy confinement (H<sub>89P</sub> ∼ 1.6) at a high density (n<sub>e</sub>/n<sub>GW</sub> ∼ 0.7; n<sub>GW</sub> is the Greenwald density), low radiation loss power fraction ( , typically), and the complete disappearance of large ELMs. Accompanying the HRS H-mode transition, the coherent magnetic fluctuations in the frequency range of the order of 10–100 kHz with significant variation are seen on magnetic probes at the vessel wall. In addition, the HRS H-mode edge condition is compatible with an improved core confinement. We have demonstrated that an internal transport barrier can be produced under a HRS H-mode edge condition, achieving β<sub>N</sub>H<sub>89P</sub> ∼ 6 at n<sub>e</sub>/n<sub>GW</sub> ∼ 0.7–1.0, transiently.
Формат application.pdf
Издатель Institute of Physics Publishing
Копирайт 2004 IOP Publishing Ltd
Название High recycling steady H-mode regime in the JFT-2M tokamak
Тип paper
DOI 10.1088/0741-3335/46/5A/017
Electronic ISSN 1361-6587
Print ISSN 0741-3335
Журнал Plasma Physics and Controlled Fusion
Том 46
Первая страница A157
Последняя страница A163
Аффилиация K Kamiya; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация M Bakhtiari; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация S Kasai; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация H Kawashima; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация Y Kusama; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация Y Miura; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация H Ogawa; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация N Oyama; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация M Sato; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация K Shinohara; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация K Tsuzuki; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация K Uehara; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
Аффилиация JFT-2M Group; Japan Atomic Energy Research Institute, Naka Fusion Research Establishment, Tokai-mura, Naka-gun, Ibaraki-ken, 319-1195, Japan
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