GB2535403B - System and method for energizing a superconducting magnet of an MRI system - Google Patents

System and method for energizing a superconducting magnet of an MRI system

Info

Publication number
GB2535403B
GB2535403B GB1610096.8A GB201610096A GB2535403B GB 2535403 B GB2535403 B GB 2535403B GB 201610096 A GB201610096 A GB 201610096A GB 2535403 B GB2535403 B GB 2535403B
Authority
GB
United Kingdom
Prior art keywords
energizing
superconducting magnet
mri
mri system
superconducting
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.)
Active
Application number
GB1610096.8A
Other languages
English (en)
Other versions
GB201610096D0 (en
GB2535403A (en
Inventor
Shen Weijun
John Havens Timothy
Jiang Longzhi
Zhang Zhenyu
Kishore Mogatadakala Venkata
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB201610096D0 publication Critical patent/GB201610096D0/en
Publication of GB2535403A publication Critical patent/GB2535403A/en
Application granted granted Critical
Publication of GB2535403B publication Critical patent/GB2535403B/en
Active 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
    • G01R33/38—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
    • 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
    • G01R33/30—Sample handling arrangements, e.g. sample cells, spinning mechanisms
    • G01R33/307—Sample handling arrangements, e.g. sample cells, spinning mechanisms specially adapted for moving the sample relative to the MR system, e.g. spinning mechanisms, flow cells or means for positioning the sample inside a spectrometer
    • 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
    • G01R33/34015—Temperature-controlled RF coils
    • G01R33/34023—Superconducting RF coils
    • 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
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • 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
    • G01R33/389—Field stabilisation, e.g. by field measurements and control means or indirectly by current stabilisation
    • 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
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • 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
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/546—Interface between the MR system and the user, e.g. for controlling the operation of the MR system or for the design of pulse sequences
    • 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
    • H01F6/005—Methods and means for increasing the stored energy in superconductive coils by increments (flux pumps)

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB1610096.8A 2013-12-16 2014-07-29 System and method for energizing a superconducting magnet of an MRI system Active GB2535403B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/107,216 US9810755B2 (en) 2013-12-16 2013-12-16 System and method for energizing a superconducting magnet
PCT/US2014/048615 WO2015094414A1 (en) 2013-12-16 2014-07-29 System and method for energizing a superconducting magnet of an mri system

Publications (3)

Publication Number Publication Date
GB201610096D0 GB201610096D0 (en) 2016-07-27
GB2535403A GB2535403A (en) 2016-08-17
GB2535403B true GB2535403B (en) 2018-04-11

Family

ID=51398877

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1610096.8A Active GB2535403B (en) 2013-12-16 2014-07-29 System and method for energizing a superconducting magnet of an MRI system

Country Status (7)

Country Link
US (1) US9810755B2 (enExample)
JP (1) JP6446458B2 (enExample)
KR (1) KR102208933B1 (enExample)
CN (1) CN105980874B (enExample)
DE (1) DE112014005716T8 (enExample)
GB (1) GB2535403B (enExample)
WO (1) WO2015094414A1 (enExample)

Families Citing this family (9)

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Publication number Priority date Publication date Assignee Title
CN105487031B (zh) * 2016-01-21 2018-04-20 中国科学院电工研究所 磁共振成像系统中与主磁体解耦的二阶轴向超导匀场线圈
EP3414585B1 (en) 2016-02-12 2025-02-12 Vigilance Health Imaging Network Inc. Distortion correction of multiple mri images based on a full body reference image
WO2017211756A1 (en) * 2016-06-07 2017-12-14 Koninklijke Philips N.V. Cryogenic field sensing for compensating magnetic field variations in magnetic resonance imaging magnets
CN107123504B (zh) * 2017-07-03 2019-06-28 上海联影医疗科技有限公司 磁共振磁体降场系统及降场方法
CN107545977B (zh) * 2017-08-08 2020-04-14 上海东软医疗科技有限公司 超导磁体的升降场装置和超导磁体系统
US10775455B2 (en) * 2018-03-29 2020-09-15 Siemens Healthcare Gmbh Power management for cryogen compressors
DE102018221322A1 (de) 2018-12-10 2020-06-10 Bruker Switzerland Ag Verfahren zum Laden einer HTS-Shim-Vorrichtung und Magnetanordnung
CN113161100B (zh) * 2020-01-22 2022-10-18 西门子(深圳)磁共振有限公司 主磁场产生单元、升降场单元和超导磁体及升降场方法
KR102887379B1 (ko) 2024-01-26 2025-11-18 제이에이취엔지니어링주식회사 자기장의 안정성을 강화한 mri용 영구전류 스위치

Citations (3)

* Cited by examiner, † Cited by third party
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US5633588A (en) * 1994-09-16 1997-05-27 Hitachi Medical Corporation Superconducting magnet apparatus using superconducting multilayer composite member, method of magnetizing the same and magnetic resonance imaging system employing the same
US6157094A (en) * 1996-07-02 2000-12-05 American Superconductor Corporation Superconducting magnets and power supplies for superconducting devices
GB2457729A (en) * 2008-02-25 2009-08-26 Siemens Magnet Technology Ltd Superconducting magnet arrangement and its flux pumping method

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US3262025A (en) 1961-11-29 1966-07-19 California Inst Res Found Magnetic-flux pump
NL295761A (enExample) 1962-10-02
US3277322A (en) 1963-04-01 1966-10-04 North American Aviation Inc Method and apparatus for magnetic flux accumulation and current generation
US3320522A (en) 1963-06-18 1967-05-16 Sperry Rand Corp Superconductive flux magnifier
US3233155A (en) 1963-07-01 1966-02-01 Ferranti Packard Ltd Superconductive means for obtaining high magnetic fields
US3356924A (en) 1967-05-02 1967-12-05 Gen Electric Cryogenic pumped rectifier systems
US3522512A (en) 1967-09-15 1970-08-04 Gen Electric Flux pump with thermal cryotrons
NL6916524A (enExample) 1968-11-04 1970-05-08
US3568002A (en) 1968-11-18 1971-03-02 Atomic Energy Commission Multiaction flux pump
US3848162A (en) 1972-07-11 1974-11-12 President Of The Agency Of Ind Method and apparatus for charging a superconductive coil
US4096403A (en) 1976-06-28 1978-06-20 Electric Power Research Institute, Inc. Superconducting hybrid magnetic flux pump
NL8501762A (nl) 1985-06-19 1987-01-16 Holec Syst & Componenten Supergeleidende gelijkrichter voor het omzetten van een relatief lage wisselstroom in een relatief hoge gelijkstroom.
US5105098A (en) 1990-04-03 1992-04-14 Tyler Power Systems, Inc. Superconducting power switch
JPH0974012A (ja) * 1994-09-16 1997-03-18 Hitachi Medical Corp 超電導多層複合体を用いた超電導磁石装置と着磁方法
CN1103925C (zh) * 1994-09-16 2003-03-26 日立医药株式会社 超导磁体装置、其磁化方法及使用它的磁共振成像系统
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DE10065400C2 (de) 2000-12-27 2003-08-14 Siemens Ag Flusspumpe mit Hochtemperatursupraleiter und damit zu betreibender supraleitender Elektromagnet
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EP1371328A4 (en) 2001-03-14 2009-11-25 Hitachi Medical Corp MAGNETIC RESONANCE IMAGING APPARATUS AND STATIC MAGNETIC FIELD GENERATOR THEREFOR
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DE10358549B4 (de) * 2003-12-15 2005-11-24 Bruker Biospin Ag Supraleitendes Magnetsystem mit kontinuierlich arbeitender Flusspumpe und zugehörige Betriebsverfahren
US7064550B2 (en) 2004-11-16 2006-06-20 General Electric Company Method and apparatus for field drift compensation of a superconducting magnet
DE102005020690B4 (de) * 2005-05-03 2007-08-30 Bruker Biospin Ag Magnetanordnung mit Vorrichtung zum Dämpfen von Spannungsspitzen einer Speisung
US7615998B2 (en) * 2007-01-09 2009-11-10 General Electric Company Method and apparatus for actively controlling quench protection of a superconducting magnet
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JP5501588B2 (ja) 2008-08-28 2014-05-21 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 磁気共鳴イメージング装置および超伝導コイルの励磁方法
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* Cited by examiner, † Cited by third party
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US5633588A (en) * 1994-09-16 1997-05-27 Hitachi Medical Corporation Superconducting magnet apparatus using superconducting multilayer composite member, method of magnetizing the same and magnetic resonance imaging system employing the same
US6157094A (en) * 1996-07-02 2000-12-05 American Superconductor Corporation Superconducting magnets and power supplies for superconducting devices
GB2457729A (en) * 2008-02-25 2009-08-26 Siemens Magnet Technology Ltd Superconducting magnet arrangement and its flux pumping method

Also Published As

Publication number Publication date
GB201610096D0 (en) 2016-07-27
US9810755B2 (en) 2017-11-07
KR102208933B1 (ko) 2021-01-28
GB2535403A (en) 2016-08-17
CN105980874B (zh) 2019-06-14
JP2017500112A (ja) 2017-01-05
DE112014005716T5 (de) 2016-09-15
CN105980874A (zh) 2016-09-28
WO2015094414A1 (en) 2015-06-25
US20150168517A1 (en) 2015-06-18
JP6446458B2 (ja) 2018-12-26
DE112014005716T8 (de) 2016-10-06
KR20160099599A (ko) 2016-08-22

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