CN104094367B - 用于超导磁体的电流引线的自动电流切换 - Google Patents

用于超导磁体的电流引线的自动电流切换 Download PDF

Info

Publication number
CN104094367B
CN104094367B CN201380007696.4A CN201380007696A CN104094367B CN 104094367 B CN104094367 B CN 104094367B CN 201380007696 A CN201380007696 A CN 201380007696A CN 104094367 B CN104094367 B CN 104094367B
Authority
CN
China
Prior art keywords
switch
current
magnetic circuit
magnet
line ring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201380007696.4A
Other languages
English (en)
Chinese (zh)
Other versions
CN104094367A (zh
Inventor
J·A·奥弗韦格
T·E·阿姆托尔
P·福斯曼
F·乌勒曼
B·戴维
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips NV filed Critical Koninklijke Philips NV
Publication of CN104094367A publication Critical patent/CN104094367A/zh
Application granted granted Critical
Publication of CN104094367B publication Critical patent/CN104094367B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3642—Mutual coupling or decoupling of multiple coils, e.g. decoupling of a receive coil from a transmission coil, or intentional coupling of RF coils, e.g. for RF magnetic field amplification
    • 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H01F6/006—Supplying energising or de-energising current; Flux pumps
    • H01F6/008—Electric circuit arrangements for energising superconductive electromagnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
    • H01F6/065—Feed-through bushings, terminals and joints
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/008—Change of magnetic field wherein the magnet and switch are fixed, e.g. by shielding or relative movements of armature

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
CN201380007696.4A 2012-02-01 2013-01-14 用于超导磁体的电流引线的自动电流切换 Expired - Fee Related CN104094367B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261593383P 2012-02-01 2012-02-01
US61/593,383 2012-02-01
PCT/IB2013/050333 WO2013114233A1 (en) 2012-02-01 2013-01-14 Automatic current switching of current leads for superconducting magnets

Publications (2)

Publication Number Publication Date
CN104094367A CN104094367A (zh) 2014-10-08
CN104094367B true CN104094367B (zh) 2017-02-22

Family

ID=47891793

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380007696.4A Expired - Fee Related CN104094367B (zh) 2012-02-01 2013-01-14 用于超导磁体的电流引线的自动电流切换

Country Status (7)

Country Link
US (2) US9746533B2 (https=)
EP (1) EP2815410B1 (https=)
JP (1) JP6209542B2 (https=)
CN (1) CN104094367B (https=)
BR (1) BR112014018600A8 (https=)
RU (1) RU2014135481A (https=)
WO (1) WO2013114233A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109074931B (zh) * 2016-04-12 2021-10-29 皇家飞利浦有限公司 用于mri或其他超导磁体的斜变的导线和热断开
US11237649B2 (en) * 2017-08-10 2022-02-01 Mediatek Singapore Pte. Ltd. Inductive beacon for time-keying virtual reality applications
EP3483902A1 (en) 2017-11-14 2019-05-15 Koninklijke Philips N.V. Superconducting magnet assembly
EP3531157B1 (de) * 2018-02-27 2024-04-10 Siemens Healthineers AG Magnetresonanzeinrichtung mit gemeinsamer kühleinrichtung für mehrere elektronikkomponenten und verfahren zum herstellen einer solchen magnetresonanzeinrichtung
US10775455B2 (en) * 2018-03-29 2020-09-15 Siemens Healthcare Gmbh Power management for cryogen compressors
CN115224816A (zh) * 2019-01-10 2022-10-21 上海交通大学 一种能量转换装置以及能量转换方法
US11393614B2 (en) 2020-02-28 2022-07-19 General Electric Company Current lead assembly for cryogenic apparatus
CN113208253B (zh) * 2021-04-30 2023-12-19 深圳市中诺通讯有限公司 一种保护套和保护套控制数码产品的方法
EP4530655A1 (en) 2023-09-28 2025-04-02 Koninklijke Philips N.V. Connector for a connector system of a magnetic resonance examination apparatus
EP4530654A1 (en) 2023-09-28 2025-04-02 Koninklijke Philips N.V. Connector for a magnetic resonance examination apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544979A (en) * 1984-03-22 1985-10-01 Cryomagnetics, Inc. Automatic current lead retractor system for superconducting magnets
WO2003002906A1 (de) * 2001-06-28 2003-01-09 Siemens Aktiengesellschaft Stromzuführungsvorrichtung für eine zu kühlende elektrische gerätschaft mit elektrischer trenneinrichtung sowie verwendung der vorrichtung

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5229072U (https=) * 1975-08-21 1977-03-01
JPS6188215U (https=) * 1984-11-15 1986-06-09
JPS6389212U (https=) * 1986-12-01 1988-06-10
JPS63142621A (ja) * 1986-12-04 1988-06-15 Sumitomo Electric Ind Ltd 超電導マグネツト用電流リ−ド装置
NL8701949A (nl) * 1987-08-19 1989-03-16 Philips Nv Magnetisch resonantie apparaat met geintegreerde gradient-rf spoelen.
US4982571A (en) * 1989-08-03 1991-01-08 Westinghouse Electric Corp. Safety apparatus for superconducting magnetic energy stored system
JPH0434904A (ja) * 1990-05-30 1992-02-05 Shimadzu Corp 超電導マグネット装置
WO2002027346A1 (en) * 2000-09-26 2002-04-04 Koninklijke Philips Electronics N.V. Vertical field type mri apparatus with a conical gradient coil situated in the main magnet
JP2004509720A (ja) * 2000-09-26 2004-04-02 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 主磁石中に位置する円錐状の空隙を備える垂直磁界タイプのｍｒｉ装置
CN1288673C (zh) 2001-11-21 2006-12-06 牛津磁体技术有限公司 低温组件
JP4188244B2 (ja) * 2001-12-10 2008-11-26 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ オープン型磁気共鳴画像（ｍｒｉ）マグネット装置
DE102005034837B4 (de) 2005-07-26 2017-12-21 Bruker Biospin Gmbh Supraleitende Magnetanordnung mit Schalter
CN101236239B (zh) 2007-01-30 2012-01-25 西门子（中国）有限公司 磁共振系统的超导磁体的电流引线
KR101013844B1 (ko) * 2008-08-29 2011-02-14 한국전기연구원 용량 가변형 상전도 전류리드
EP2196240A1 (en) * 2008-12-12 2010-06-16 Koninklijke Philips Electronics N.V. Therapeutic apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544979A (en) * 1984-03-22 1985-10-01 Cryomagnetics, Inc. Automatic current lead retractor system for superconducting magnets
WO2003002906A1 (de) * 2001-06-28 2003-01-09 Siemens Aktiengesellschaft Stromzuführungsvorrichtung für eine zu kühlende elektrische gerätschaft mit elektrischer trenneinrichtung sowie verwendung der vorrichtung

Also Published As

Publication number Publication date
EP2815410B1 (en) 2015-11-04
US9746533B2 (en) 2017-08-29
US20170356970A1 (en) 2017-12-14
WO2013114233A1 (en) 2013-08-08
EP2815410A1 (en) 2014-12-24
JP2015508939A (ja) 2015-03-23
BR112014018600A2 (https=) 2017-06-20
JP6209542B2 (ja) 2017-10-04
RU2014135481A (ru) 2016-03-27
US20150045226A1 (en) 2015-02-12
US9891298B2 (en) 2018-02-13
CN104094367A (zh) 2014-10-08
BR112014018600A8 (pt) 2017-07-11

Similar Documents

Publication Publication Date Title
CN104094367B (zh) 用于超导磁体的电流引线的自动电流切换
JP6710753B2 (ja) 高速磁場傾斜を可能とする磁気共鳴画像法システムおよび方法
US10748690B2 (en) Method and device for controlling cooling loop for superconducting magnet system in response to magnetic field
JP7171943B2 (ja) 持続電流スイッチの温度を制御するためのシステム
CN109074931B (zh) 用于mri或其他超导磁体的斜变的导线和热断开
GB2603301A (en) Magnetic resonance imaging system and method for rapid shutdown and recharge of a superconducting magnet
Overweg MRI main field magnets
JP2012238717A (ja) 高温超電導磁石用永久電流スイッチ
US12553967B2 (en) Loosening a moveable part in a switchable device of an MRI system
US20250199098A1 (en) Magnetic valve and system including magnetic valve
US20250306146A1 (en) Variable thermal conductance link for superconducting persistent current switch for fast magnet ramping
JP2024523209A (ja) 磁気永久電流スイッチを用いて超電導コイルを制御するためのシステム
CN121602731A (zh) 用于超导电机的补充冷却系统
CN120413175A (zh) 用于密封低冷冻剂超导机器的限温固定式电流斜坡引线
HK1237416A1 (en) Magnetic resonance imaging system capable of rapid field ramping
HK1237416B (zh) 能够快速地进行场斜变的磁共振成像系统

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170222

Termination date: 20210114

CF01 Termination of patent right due to non-payment of annual fee