JP2010503237A - マグネット保護のための誘導クエンチ - Google Patents
マグネット保護のための誘導クエンチ Download PDFInfo
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- JP2010503237A JP2010503237A JP2009527552A JP2009527552A JP2010503237A JP 2010503237 A JP2010503237 A JP 2010503237A JP 2009527552 A JP2009527552 A JP 2009527552A JP 2009527552 A JP2009527552 A JP 2009527552A JP 2010503237 A JP2010503237 A JP 2010503237A
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- Prior art keywords
- coil
- superconducting
- magnet
- quench
- magnetic field
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/02—Quenching; Protection arrangements during quenching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
- G01R33/3815—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets with superconducting coils, e.g. power supply therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/001—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for superconducting apparatus, e.g. coils, lines, machines
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/20—Permanent superconducting devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
- General Induction Heating (AREA)
Abstract
Description
本願は、2006年9月7日に出願された米国特許出願第11/517,490号、発明の名称「Inductive Quench For Magnet Protection」に対する優先権を主張するものである。上記出願の内容全体は、参考として本明細書に援用される。
(MIACISC+LACIAC 2)/LSCISC 2
によって与えられる。
Claims (14)
- マグネット保護のためのクエンチシステムであって、
DC超伝導コイルと、
該DC超伝導コイルのかなりの部分にわたって超伝導−常伝導転移を引き起こすために、該DCコイルを加熱するためのAC磁界を生成するように該DC超伝導コイルの近くに配置されるACコイルシステムと
を備える、システム。 - 前記DC超伝導コイルおよび前記ACコイルシステムは、該DC超伝導コイルと該ACコイルとの間の相互インダクタンスがゼロに近くなるように配置される、請求項1に記載のシステム。
- 前記DC超伝導コイルおよび前記ACコイルシステムの磁界は互いに直交する、請求項2に記載のシステム。
- 前記ACコイルシステムは複数のコイルを含む、請求項1または請求項2のうちの1項に記載のシステム。
- 前記ACコイルシステムは、各コイルにおいて生成される内部電圧を減少させるために、前記複数のコイルの間のループまたは等しい数のループの組をインターリーブすることによって巻かれる、請求項4に記載のシステム。
- 前記ACコイルシステム内の各コイルは、前記DC超伝導コイルに関して、相互インダクタンスがほぼゼロに等しい、請求項4に記載のシステム。
- 前記ACコイルシステムの全体は、前記DCコイルに関して、相互インダクタンスがほぼゼロに等しいけれども、該ACコイルシステムの前記複数のコイルの各別個のコイルは、該DC超伝導コイルに関して、有限の相互インダクタンスを有する、請求項4に記載のシステム。
- 前記複数のコイルによってクエンチされる複数のゾーンは、前記メインマグネットの小さな部分であり、該メインに蓄積されたエネルギーを減少することによる該クエンチされたゾーンの加熱を介して、該マグネットの残りの部分にクエンチが伝搬され、該マグネットをクエンチするために必要なエネルギーのかなりの減少をともなう、請求項4に記載のシステム。
- 前記ACコイルシステムと前記DC超伝導コイルとの間の高電圧絶縁体をさらに含む、請求項8に記載のシステム。
- 前記DC超伝導コイルを取り囲む電気伝導性のサーマルブランケットであって、該サーマルブランケット内に誘導された電流が、前記ACコイルシステムによって生成されたACマグネット磁界を該DC超伝導コイルから遮蔽することを防止する、少なくとも1つのギャップを含む、サーマルブランケットをさらに含む、請求項1に記載のシステム。
- 前記AC磁界の周波数は、100Hzから10kHzまでの範囲内にある、請求項1〜請求項10のうちの1項に記載のシステム。
- 前記AC磁界の大きさは、50G〜300Gの範囲内にある、請求項1〜請求項10のうちの1項に記載のシステム。
- 前記メイン超伝導マグネットは、厳密にはDCではないけれども、前記ACクエンチシステムよりもはるかに低い周波数で動作する、請求項1〜請求項12のうちの1項に記載のシステム。
- 前記メイン超伝導マグネットは、厳密にはDCではないけれども、前記ACクエンチシステムの前記周期よりもはるかに長いパルス幅で動作する、請求項1〜請求項12のうちの1項に記載のシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/517,490 US7701677B2 (en) | 2006-09-07 | 2006-09-07 | Inductive quench for magnet protection |
PCT/US2007/077693 WO2008030911A2 (en) | 2006-09-07 | 2007-09-06 | Inductive quench for magnet protection |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013241576A Division JP2014060436A (ja) | 2006-09-07 | 2013-11-22 | マグネット保護のための誘導クエンチ |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2010503237A true JP2010503237A (ja) | 2010-01-28 |
Family
ID=39158018
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009527552A Pending JP2010503237A (ja) | 2006-09-07 | 2007-09-06 | マグネット保護のための誘導クエンチ |
JP2013241576A Pending JP2014060436A (ja) | 2006-09-07 | 2013-11-22 | マグネット保護のための誘導クエンチ |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013241576A Pending JP2014060436A (ja) | 2006-09-07 | 2013-11-22 | マグネット保護のための誘導クエンチ |
Country Status (6)
Country | Link |
---|---|
US (1) | US7701677B2 (ja) |
EP (1) | EP2064564A4 (ja) |
JP (2) | JP2010503237A (ja) |
KR (1) | KR20090091111A (ja) |
TW (1) | TWI401712B (ja) |
WO (1) | WO2008030911A2 (ja) |
Cited By (1)
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---|---|---|---|---|
JP2012175110A (ja) * | 2011-02-23 | 2012-09-10 | Siemens Plc | 支持構造体に結合されたコイルを有する超電導電磁石 |
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WO2008030911A3 (en) | 2008-06-19 |
EP2064564A4 (en) | 2013-05-15 |
WO2008030911A8 (en) | 2008-04-24 |
EP2064564A2 (en) | 2009-06-03 |
JP2014060436A (ja) | 2014-04-03 |
US20080062588A1 (en) | 2008-03-13 |
TW200834618A (en) | 2008-08-16 |
US7701677B2 (en) | 2010-04-20 |
TWI401712B (zh) | 2013-07-11 |
WO2008030911A2 (en) | 2008-03-13 |
KR20090091111A (ko) | 2009-08-26 |
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