JP4977451B2 - 超伝導マグネット及び冷媒冷却回路向けの離散的経路及び実質的に伝導性のカプラを伴うコールドマス - Google Patents
超伝導マグネット及び冷媒冷却回路向けの離散的経路及び実質的に伝導性のカプラを伴うコールドマス Download PDFInfo
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/04—Cooling
-
- 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
- G01R33/3804—Additional hardware for cooling or heating of the magnet assembly, for housing a cooled or heated part of the magnet assembly or for temperature control of the magnet assembly
-
- 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
- H01F27/08—Cooling; Ventilating
- H01F27/22—Cooling by heat conduction through solid or powdered fillings
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Description
12 オペレータ・コンソール
13 キーボードその他の入力デバイス
14 制御パネル
16 表示スクリーン
18 リンク
20 単独のコンピュータ・システム
20a バックプレーン
22 画像プロセッサ・モジュール
24 CPUモジュール
26 メモリモジュール
28 ディスク記憶装置
30 テープ駆動装置
32 単独のシステム制御
32a バックプレーン
34 高速シリアルリンク
36 CPUモジュール
38 パルス発生器モジュール
40 シリアルリンク
42 傾斜増幅器組
44 生理学的収集制御器
46 スキャン室インタフェース回路
48 患者位置決めシステム
50 傾斜コイル・アセンブリの全体
52 マグネット・アセンブリ
54 偏向マグネット
56 全身用RFコイル
58 送受信器モジュール
60 RF増幅器
62 送信/受信スイッチ
64 前置増幅器
66 メモリモジュール
68 アレイ・プロセッサ
202 コールドマス
203 超伝導マグネット
204 超伝導コイル
206 冷却回路
208 支持体
502 体部
504 コイル通路
506 カプラ通路
508 冷却回路通路
702 伝導性カプラ
704 スペーサ
Claims (10)
- 超伝導マグネット・システム(10)向けのコールドマス(202)であって、
コイル通路(504)、カプラ通路(506)及び、冷却回路通路(508)を備える本体を有する支持体(208)と、
熱伝導材料で作成され、前記カプラ通路(506)内に配置された伝導性カプラ(702)と、
超伝導コイルを備え、該超伝導コイルの一部が前記支持体(208)の前記コイル通路(504)に配置される、超伝導マグネット(203)と、
冷媒冷却回路(206)と、
を備え、
前記冷媒冷却回路(206)の一部が前記支持体(208)の前記冷却回路通路(508)に配置され、
前記伝導性カプラ(702)が前記超伝導マグネット(203)と前記冷媒冷却回路(206)の両方に熱的に結合され、前記超伝導マグネット(203)を冷媒冷却する、
コールドマス(202)。 - 前記超伝導マグネット(203)は更に第2の超伝導コイル(204)とを備え、
前記冷媒冷却回路(206)が第2の冷媒冷却回路部を備え、
前記支持体(208)の本体に第2の伝導性カプラが配置され、
該第2の伝導性カプラが前記第2の超伝導コイル(204)と前記第2の冷媒冷却回路部の両方に熱的に結合され、前記第2の超伝導コイル(204)を冷媒冷却すること、
を特徴とする請求項1に記載のコールドマス(202)。 - 前記支持体(208)の本体が第2のカプラ通路を備え、
第2の伝導性カプラの一部が前記第2のカプラ通路に配置され、
前記超伝導マグネット(203)は更に前記第2の伝導性カプラと熱的に結合された第2の超伝導コイル(204)とを備え、
前記第2の伝導性カプラが前記第2の超伝導コイル(204)と前記冷媒冷却回路の両方に熱的に結合され、前記第2の超伝導コイル(204)を冷媒冷却すること、
を特徴とする請求項1に記載のコールドマス(202)。 - 前記伝導性のカプラ(702)は前記マグネット/冷却回路支持体(208)の軸方向に実質的に沿うように整列している、請求項1乃至3のいずれか1項に記載のコールドマス(202)。
- 前記伝導性のカプラ(702)は前記マグネット/冷却回路支持体(208)の円筒状壁の中間位置に配置されている、請求項1乃至3のいずれか1項に記載のコールドマス(202)。
- 前記伝導性のカプラ(702)は前記マグネット/冷却回路支持体(208)の表面に配置されている、請求項1乃至3のいずれか1項に記載のコールドマス(202)。
- 前記伝導性のカプラ(702)は、該実質的に伝導性のカプラ(702)内部の交流電流(AC)損失を制限する役割をする電気絶縁された完全転置式のワイヤ組を備えている、請求項1乃至6のいずれか1項に記載のコールドマス(202)。
- 前記マグネット/冷却回路支持体(208)は多層式支持体(208)を備えており、前記伝導性のカプラ(702)は該多層式支持体(208)の伝導性のカプラ層内に配置されている、請求項1に記載のコールドマス(202)。
- MRシステムを備えるMR装置であって、該MRシステムは、
請求項1乃至8のいずれかに記載のコールドマス(202)と、
偏向磁場を印加するために前記コールドマスのマグネットボアの周りに位置決めされた複数の傾斜コイルと、RFコイル・アセンブリにMR画像を収集させるRF信号を送るようにパルスモジュールにより制御を受けるRF送受信器システム及びRFスイッチと、
を備えるMR装置。 - カプラ通路(506)及び、冷却回路通路(508)を備える支持体(208)であって、超伝導マグネット・システム(10)向けのコールドマス(202)の支持体(208)に関連する金属を超伝導マグネット(203)と前記冷却回路通路(508)に配置される冷媒冷却回路(206)を熱的に結合する熱伝導材料で作成された伝導性カプラ(702)に制限する工程を含み、
前記伝導性カプラ(702)の一部が前記支持体(208)の前記カプラ通路(506)に配置され、
前記カプラ通路(506)が前記超伝導マグネット(203)と前記冷媒冷却回路(206)の間の実質的に直接的な経路を提供する、
処理法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/164,520 | 2005-11-28 | ||
US11/164,520 US7319329B2 (en) | 2005-11-28 | 2005-11-28 | Cold mass with discrete path substantially conductive coupler for superconducting magnet and cryogenic cooling circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007150318A JP2007150318A (ja) | 2007-06-14 |
JP2007150318A5 JP2007150318A5 (ja) | 2011-01-06 |
JP4977451B2 true JP4977451B2 (ja) | 2012-07-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006318055A Active JP4977451B2 (ja) | 2005-11-28 | 2006-11-27 | 超伝導マグネット及び冷媒冷却回路向けの離散的経路及び実質的に伝導性のカプラを伴うコールドマス |
Country Status (4)
Country | Link |
---|---|
US (1) | US7319329B2 (ja) |
JP (1) | JP4977451B2 (ja) |
CN (1) | CN101026031B (ja) |
GB (1) | GB2432725B (ja) |
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US7626477B2 (en) * | 2005-11-28 | 2009-12-01 | General Electric Company | Cold mass cryogenic cooling circuit inlet path avoidance of direct conductive thermal engagement with substantially conductive coupler for superconducting magnet |
US7319329B2 (en) | 2005-11-28 | 2008-01-15 | General Electric Company | Cold mass with discrete path substantially conductive coupler for superconducting magnet and cryogenic cooling circuit |
EP1966622A1 (en) * | 2005-12-20 | 2008-09-10 | Koninklijke Philips Electronics N.V. | Magnetic resonance scanner with a longitudinal magnetic field gradient system |
US7852079B2 (en) * | 2006-08-01 | 2010-12-14 | General Electric Company | Apparatus for low AC loss thermal shielding and method of making same |
US7449889B1 (en) * | 2007-06-25 | 2008-11-11 | General Electric Company | Heat pipe cooled superconducting magnets with ceramic coil forms |
US7477055B1 (en) * | 2007-08-21 | 2009-01-13 | General Electric Company | Apparatus and method for coupling coils in a superconducting magnet |
US8238988B2 (en) * | 2009-03-31 | 2012-08-07 | General Electric Company | Apparatus and method for cooling a superconducting magnetic assembly |
US8415952B2 (en) | 2009-12-23 | 2013-04-09 | General Electric Company | Superconducting magnet coil interface and method providing coil stability |
CN102142311B (zh) | 2010-02-02 | 2013-09-18 | 通用电气公司 | 超导磁体及其制造方法 |
GB2487215B (en) * | 2011-01-13 | 2014-12-10 | Siemens Plc | Electrically conductive shield for superconducting electromagnet system |
US8374663B2 (en) * | 2011-01-31 | 2013-02-12 | General Electric Company | Cooling system and method for cooling superconducting magnet devices |
US9535143B2 (en) | 2011-06-27 | 2017-01-03 | General Electric Company | Coil support for a magnetic resonance imaging (MRI) magnet and method of support |
CN103454604A (zh) | 2012-05-30 | 2013-12-18 | 西门子(深圳)磁共振有限公司 | 磁共振***的支架式罐形磁体 |
US10224799B2 (en) * | 2012-10-08 | 2019-03-05 | General Electric Company | Cooling assembly for electrical machines and methods of assembling the same |
CN103050215B (zh) * | 2013-01-24 | 2015-05-13 | 东北大学 | 一种使用双回路液冷的恒温均匀磁场发生装置 |
JP6139784B2 (ja) | 2013-07-26 | 2017-05-31 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 磁場に応答して超電導磁石システムのための冷却ループを制御する方法及び装置 |
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-
2005
- 2005-11-28 US US11/164,520 patent/US7319329B2/en active Active
-
2006
- 2006-11-27 GB GB0623524A patent/GB2432725B/en not_active Expired - Fee Related
- 2006-11-27 JP JP2006318055A patent/JP4977451B2/ja active Active
- 2006-11-28 CN CN200610172939.1A patent/CN101026031B/zh active Active
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Publication number | Publication date |
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JP2007150318A (ja) | 2007-06-14 |
GB2432725A (en) | 2007-05-30 |
CN101026031A (zh) | 2007-08-29 |
CN101026031B (zh) | 2015-06-03 |
US7319329B2 (en) | 2008-01-15 |
US20070120564A1 (en) | 2007-05-31 |
GB2432725B (en) | 2009-10-21 |
GB0623524D0 (en) | 2007-01-03 |
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