GB2586493B - Method and apparatus for shimming a superconducting magnet. - Google Patents
Method and apparatus for shimming a superconducting magnet. Download PDFInfo
- Publication number
- GB2586493B GB2586493B GB1912013.8A GB201912013A GB2586493B GB 2586493 B GB2586493 B GB 2586493B GB 201912013 A GB201912013 A GB 201912013A GB 2586493 B GB2586493 B GB 2586493B
- 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.)
- Active
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)
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 GB201912013D0 (en) | 2019-10-02 |
GB2586493A GB2586493A (en) | 2021-02-24 |
GB2586493B true 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) |
Citations (7)
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 |
JP2000051178A (en) * | 1998-08-11 | 2000-02-22 | Kobe Steel Ltd | Superconductive magnet device |
US20080191698A1 (en) * | 2007-02-13 | 2008-08-14 | Kabushiki Kaisha Toshiba | MRI apparatus, NMR analyzer, and gantry |
US20100164675A1 (en) * | 2006-08-29 | 2010-07-01 | Michael Eberler | Method for producing a cylindrical radio-frequency shield of a cylindrical gradient coil for a magnetic resonance system |
US20130314089A1 (en) * | 2011-01-13 | 2013-11-28 | Toshiba Medical Systems Corporation | Magnetic resonance imaging apparatus |
US20150346297A1 (en) * | 2012-12-25 | 2015-12-03 | Hitachi Medical Corporation | Gradient Magnetic Field Coil Device and Magnetic Resonance Imaging Device |
-
2019
- 2019-08-21 GB GB1912013.8A patent/GB2586493B/en active Active
Patent Citations (7)
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 |
JP2000051178A (en) * | 1998-08-11 | 2000-02-22 | Kobe Steel Ltd | Superconductive magnet device |
US20100164675A1 (en) * | 2006-08-29 | 2010-07-01 | Michael Eberler | Method for producing a cylindrical radio-frequency shield of a cylindrical gradient coil for a magnetic resonance system |
US20080191698A1 (en) * | 2007-02-13 | 2008-08-14 | Kabushiki Kaisha Toshiba | MRI apparatus, NMR analyzer, and gantry |
US20130314089A1 (en) * | 2011-01-13 | 2013-11-28 | Toshiba Medical Systems Corporation | Magnetic resonance imaging apparatus |
US20150346297A1 (en) * | 2012-12-25 | 2015-12-03 | Hitachi Medical Corporation | Gradient Magnetic Field Coil Device and Magnetic Resonance Imaging Device |
Also Published As
Publication number | Publication date |
---|---|
GB2586493A (en) | 2021-02-24 |
GB201912013D0 (en) | 2019-10-02 |
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