JP2012039092A5 - - Google Patents
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- Publication number
- JP2012039092A5 JP2012039092A5 JP2011141293A JP2011141293A JP2012039092A5 JP 2012039092 A5 JP2012039092 A5 JP 2012039092A5 JP 2011141293 A JP2011141293 A JP 2011141293A JP 2011141293 A JP2011141293 A JP 2011141293A JP 2012039092 A5 JP2012039092 A5 JP 2012039092A5
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- iron shield
- temperature coefficient
- shield
- positive temperature
- 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
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 40
- 229910052742 iron Inorganic materials 0.000 claims 20
- 238000000034 method Methods 0.000 claims 5
- 239000012782 phase change material Substances 0.000 claims 5
- 239000011734 sodium Substances 0.000 claims 3
- RSIJVJUOQBWMIM-UHFFFAOYSA-L sodium sulfate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O RSIJVJUOQBWMIM-UHFFFAOYSA-L 0.000 claims 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005192 partition Methods 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010218773.9 | 2010-06-30 | ||
| CN201010218773.9A CN102314988B (zh) | 2010-06-30 | 2010-06-30 | 磁体组件及其温控方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2012039092A JP2012039092A (ja) | 2012-02-23 |
| JP2012039092A5 true JP2012039092A5 (enExample) | 2014-08-07 |
| JP5809858B2 JP5809858B2 (ja) | 2015-11-11 |
Family
ID=45400142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011141293A Expired - Fee Related JP5809858B2 (ja) | 2010-06-30 | 2011-06-27 | マグネットアセンブリ及びマグネットアセンブリの温度制御のための方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8581681B2 (enExample) |
| JP (1) | JP5809858B2 (enExample) |
| CN (1) | CN102314988B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571207B (zh) * | 2016-10-20 | 2017-12-01 | 云南电网有限责任公司电力科学研究院 | 一种高温超导磁体 |
| CN110307890A (zh) * | 2019-07-18 | 2019-10-08 | 上海舜宇恒平科学仪器有限公司 | 一种减小电磁力天平温度漂移的装置和方法 |
| CN115087342B (zh) * | 2022-07-25 | 2022-11-15 | 之江实验室 | 一种双层真空超导磁屏蔽系统及原子磁强计 |
Family Cites Families (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58207608A (ja) * | 1982-05-28 | 1983-12-03 | Mitsubishi Electric Corp | 超電導マグネツト |
| JPS61159714A (ja) * | 1985-01-07 | 1986-07-19 | Mitsubishi Electric Corp | 超電導マグネツト |
| JPS6454714A (en) * | 1987-08-26 | 1989-03-02 | Hitachi Ltd | Active shield type superconducting magnet device |
| JPH02232035A (ja) * | 1989-03-07 | 1990-09-14 | Toshiba Corp | 磁気共鳴装置用磁場装置 |
| JPH0334404A (ja) * | 1989-06-30 | 1991-02-14 | Mitsubishi Electric Corp | 極低温冷凍装置 |
| JP2726499B2 (ja) * | 1989-07-06 | 1998-03-11 | 古河電気工業株式会社 | 超電導利用機器 |
| CN2104986U (zh) * | 1990-04-11 | 1992-05-20 | 江苏省宜兴陶瓷公司研究所 | 加热装置 |
| JPH05161625A (ja) * | 1991-12-13 | 1993-06-29 | Toshiba Corp | 超電導装置 |
| JPH06165766A (ja) * | 1992-11-30 | 1994-06-14 | Toshiba Corp | Mri装置用マグネットの表面温度調節方法 |
| JPH06213987A (ja) * | 1993-01-18 | 1994-08-05 | Toshiba Corp | ヨークシールドの温度保持装置およびそれを用いた磁石装置 |
| JP3472642B2 (ja) * | 1995-03-31 | 2003-12-02 | ジーイー横河メディカルシステム株式会社 | Mri装置のマグネットアセンブリ |
| DE69738995D1 (de) * | 1996-10-30 | 2008-10-30 | Hitachi Medical Corp | Supraleitende magnetfelderzeugende einrichtung |
| JPH10241841A (ja) * | 1997-02-26 | 1998-09-11 | Idemitsu Kosan Co Ltd | 蓄熱材を用いた加熱・保温装置 |
| JP2000287950A (ja) * | 1999-04-07 | 2000-10-17 | Ge Yokogawa Medical Systems Ltd | 磁場安定化方法、磁場発生装置および磁気共鳴撮像装置 |
| US6783059B2 (en) * | 2002-12-23 | 2004-08-31 | General Electric Company | Conduction cooled passively-shielded MRI magnet |
| JP4793804B2 (ja) * | 2004-02-04 | 2011-10-12 | エスケー化研株式会社 | 床暖房構造体 |
| JP2005288044A (ja) * | 2004-04-06 | 2005-10-20 | Hitachi Medical Corp | 磁気共鳴イメージング装置 |
| US7116535B2 (en) * | 2004-04-16 | 2006-10-03 | General Electric Company | Methods and apparatus for protecting an MR imaging system |
| JP4743117B2 (ja) * | 2004-07-01 | 2011-08-10 | 日立金属株式会社 | 磁界発生装置 |
| US6906517B1 (en) * | 2004-09-28 | 2005-06-14 | General Electric Company | Method and apparatus for maintaining thermal stability of permanent magnets in MRI systems |
| US20060098337A1 (en) * | 2004-11-10 | 2006-05-11 | Hung-Chin Guthrie | Tungsten heat sink structures in a thin film magnetic head |
| US7276997B2 (en) * | 2005-01-29 | 2007-10-02 | General Electric | Apparatus for positioning a non-imaged extremity during a magnetic imaging process |
| GB2422958B (en) * | 2005-02-04 | 2008-07-09 | Siemens Magnet Technology Ltd | Quench protection circuit for a superconducting magnet |
| US20060226940A1 (en) * | 2005-04-07 | 2006-10-12 | Hitachi Global Storage Technologies | Method and apparatus for setting a sensor AFM with a superconducting magnet |
| JP5052761B2 (ja) * | 2005-05-09 | 2012-10-17 | 株式会社日立メディコ | 磁気共鳴イメージング装置 |
| JP4404021B2 (ja) * | 2005-06-30 | 2010-01-27 | 株式会社日立製作所 | Mri用超電導磁石 |
| US7319327B2 (en) * | 2005-11-17 | 2008-01-15 | General Electric Company | Magnetic resonance imaging system with reduced cooling needs |
| US7500366B2 (en) * | 2005-12-08 | 2009-03-10 | Shi-Apd Cryogencis, Inc. | Refrigerator with magnetic shield |
| JP4840159B2 (ja) * | 2006-06-29 | 2011-12-21 | 株式会社デンソー | 負荷駆動制御装置および負荷駆動制御システム |
| US7489132B2 (en) * | 2006-12-15 | 2009-02-10 | General Electric Company | Enhanced heat transfer in MRI gradient coils with phase-change materials |
| US7962019B2 (en) * | 2007-11-09 | 2011-06-14 | General Electric Company | System, method and apparatus for controlling drift of a main magnetic field in an MRI system |
| JP2009183372A (ja) * | 2008-02-04 | 2009-08-20 | Sumitomo Electric Ind Ltd | 磁気共鳴イメージング装置 |
| CN101303607B (zh) * | 2008-06-13 | 2011-04-27 | 百利通电子(上海)有限公司 | 一种正温度系数发热元件温度控制方法 |
| US8780510B2 (en) * | 2009-09-23 | 2014-07-15 | General Electric Company | Passive quench protection circuit for superconducting magnets |
-
2010
- 2010-06-30 CN CN201010218773.9A patent/CN102314988B/zh not_active Expired - Fee Related
-
2011
- 2011-06-21 US US13/164,827 patent/US8581681B2/en not_active Expired - Fee Related
- 2011-06-27 JP JP2011141293A patent/JP5809858B2/ja not_active Expired - Fee Related
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