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Investigation into Quench Detection for a Multi-Stacked Pancake CoilWound with Nb3Sn CIC Conductors
https://repo.qst.go.jp/records/81562
https://repo.qst.go.jp/records/815620a8180ca-540a-4792-aa41-c4ea377bf82e
Item type | 学術雑誌論文 / Journal Article(1) | |||||
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公開日 | 2021-01-06 | |||||
タイトル | ||||||
タイトル | Investigation into Quench Detection for a Multi-Stacked Pancake CoilWound with Nb3Sn CIC Conductors | |||||
言語 | ||||||
言語 | eng | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | journal article | |||||
アクセス権 | ||||||
アクセス権 | metadata only access | |||||
アクセス権URI | http://purl.org/coar/access_right/c_14cb | |||||
著者 |
Obana, Tetsuhiro
× Obana, Tetsuhiro× Takahata, Kazuya× Murakami, Haruyuki× Haruyuki, Murakami |
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抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | For a multi-stacked (MS) pancake coil wound with Nb3Sn CIC conductors, quench detection methods using voltage measurements were investigated. In this study, we utilized two methods: the balanced voltage between two coil windings and the balanced voltage between one coil winding and a disk-shaped pickup coil. During the energization of the MS pancake coil, voltage measurements of the coil were conducted to compare the measurement results of the two quench detection methods. The measurement results indicate that the quench detection based on the balanced voltage between two coil windings is more reliable than the other. In the measurements, spike voltages were observed when there was a rapid change of a coil current. Magnetization of the MS pancake coil is considered one cause of the spikes. When determining criteria of quench detection, spike voltages should be taken into account to prevent malfunction of a quench detection system. | |||||
書誌情報 |
Plasma and Fusion Reserch 巻 15, p. 2405028, 発行日 2020-04 |
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出版者 | ||||||
出版者 | The Japan Society of Plasma Science and Nuclear Fusion Research | |||||
ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 1880-6821 | |||||
DOI | ||||||
識別子タイプ | DOI | |||||
関連識別子 | 10.1585/pfr.15.2405028 | |||||
関連サイト | ||||||
識別子タイプ | URI | |||||
関連識別子 | https://www.jstage.jst.go.jp/article/pfr/15/0/15_2405028/_article/-char/ja/ |