Initial Plasma Production by Induction Electric Field on QUEST Tokamak
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- Hasegawa Makoto
- Research Institute for Applied Mechanics, Kyushu University
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- Nakamura Kazuo
- Research Institute for Applied Mechanics, Kyushu University
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- Sato Hohnosuke
- Research Institute for Applied Mechanics, Kyushu University
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- Hanada Kazuaki
- Research Institute for Applied Mechanics, Kyushu University
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- Zushi Hideki
- Research Institute for Applied Mechanics, Kyushu University
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- Sakamoto Mizuki
- Research Institute for Applied Mechanics, Kyushu University
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- Idei Hisroshi
- Research Institute for Applied Mechanics, Kyushu University
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- Kawasaki Shoji
- Research Institute for Applied Mechanics, Kyushu University
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- Nakashima Hisatoshi
- Research Institute for Applied Mechanics, Kyushu University
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- Higashijima Aki
- Research Institute for Applied Mechanics, Kyushu University
Bibliographic Information
- Other Title
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- QUEST装置における誘導電場による初期プラズマ生成
- QUEST ソウチ ニ オケル ユウドウ デンバ ニ ヨル ショキ プラズマ セイセイ
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Abstract
Induction electric field by center solenoid coil plays a roll to produce initial plasma. According to Townsend avalanche theory, minimum electric field for plasma breakdown depends on neutral gas pressure and connection length. On QUEST spherical tokamak, a connection length is evaluated as 966m on null point neighborhood with coil current ratio IPF26/ICS=0.1, and induction electric field considering eddy current of vacuum vessel is evaluated as about 0.1V/m on null point neighborhood. With Townsend avalanche theory, there values manage to produce initial plasma on QUEST.
Journal
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- 九州大学大学院総合理工学報告
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九州大学大学院総合理工学報告 28 (4), 391-398, 2007-03
Interdisciplinary Graduate School of Engineering Sciences, Kyushu University
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Keywords
Details 詳細情報について
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- CRID
- 1390853649766582528
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- NII Article ID
- 120001280768
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- NII Book ID
- AA1147319X
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- ISSN
- 13467883
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- DOI
- 10.15017/14571
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- HANDLE
- 2324/14571
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- NDL BIB ID
- 8911857
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- Text Lang
- ja
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- Data Source
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- JaLC
- IRDB
- NDL
- CiNii Articles
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- Abstract License Flag
- Allowed