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GB201912013D0 - Method and apparatus for shimming a superconducting magnet - Google Patents

Method and apparatus for shimming a superconducting magnet

Info

Publication number
GB201912013D0
GB201912013D0 GBGB1912013.8A GB201912013A GB201912013D0 GB 201912013 D0 GB201912013 D0 GB 201912013D0 GB 201912013 A GB201912013 A GB 201912013A GB 201912013 D0 GB201912013 D0 GB 201912013D0
Authority
GB
United Kingdom
Prior art keywords
shimming
superconducting magnet
superconducting
magnet
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.)
Granted
Application number
GBGB1912013.8A
Other versions
GB2586493A (en
GB2586493B (en
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.)
Siemens Healthcare Ltd
Original Assignee
Siemens Healthcare Ltd
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 Siemens Healthcare Ltd filed Critical Siemens Healthcare Ltd
Priority to GB1912013.8A priority Critical patent/GB2586493B/en
Publication of GB201912013D0 publication Critical patent/GB201912013D0/en
Publication of GB2586493A publication Critical patent/GB2586493A/en
Application granted granted Critical
Publication of GB2586493B publication Critical patent/GB2586493B/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
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3873—Compensation of inhomogeneities using ferromagnetic bodies ; Passive shimming
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • 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
    • G01R33/3802—Manufacture or installation of magnet assemblies; Additional hardware for transportation or installation of the magnet assembly or for providing mechanical support to components of the magnet assembly
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB1912013.8A 2019-08-21 2019-08-21 Method and apparatus for shimming a superconducting magnet. Active GB2586493B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1912013.8A GB2586493B (en) 2019-08-21 2019-08-21 Method and apparatus for shimming a superconducting magnet.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1912013.8A GB2586493B (en) 2019-08-21 2019-08-21 Method and apparatus for shimming a superconducting magnet.

Publications (3)

Publication Number Publication Date
GB201912013D0 true GB201912013D0 (en) 2019-10-02
GB2586493A GB2586493A (en) 2021-02-24
GB2586493B GB2586493B (en) 2021-08-18

Family

ID=68099500

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1912013.8A Active GB2586493B (en) 2019-08-21 2019-08-21 Method and apparatus for shimming a superconducting magnet.

Country Status (1)

Country Link
GB (1) GB2586493B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5001447A (en) * 1989-08-23 1991-03-19 General Electric Company Ferromagnetic compensation rings for high field strength magnets
JPH03297445A (en) * 1990-04-17 1991-12-27 Toshiba Corp Magnetic resonance imaging apparatus
JP4105808B2 (en) * 1998-08-11 2008-06-25 株式会社神戸製鋼所 Superconducting magnet device
DE102006040418A1 (en) * 2006-08-29 2008-03-13 Siemens Ag Method for producing a cylindrical high frequency screen of a cylindrical gradient coil
US7541812B2 (en) * 2007-02-13 2009-06-02 Kabushiki Kaisha Toshiba MRI apparatus, NMR analyzer, and gantry
CN102711604B (en) * 2011-01-13 2015-06-10 株式会社东芝 Magnetic resonance imaging apparatus
JP5887261B2 (en) * 2012-12-25 2016-03-16 株式会社日立メディコ Gradient magnetic field coil apparatus and magnetic resonance imaging apparatus

Also Published As

Publication number Publication date
GB2586493A (en) 2021-02-24
GB2586493B (en) 2021-08-18

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