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1.发明授权Magnet assemblies and methods for temperature control of the magnet assemblies 有权磁体组件和用于磁体组件温度控制的方法公开(公告)号：US08581681B2
公开(公告)日：2013-11-12
申请号：US13164827
申请日：2011-06-21
申请人： Anbo Wu , Jun Pan , Yan Zhao , Xianrui Huang
发明人： Anbo Wu , Jun Pan , Yan Zhao , Xianrui Huang
CPC分类号： H01F6/04 , G01R33/3804 , G01R33/3815 , G01R33/421
摘要： A magnet assembly is provided. The magnet assembly comprises a magnet configured to generate a magnetic field and an iron shield configured to shield the magnet. The magnet assembly further comprises one or more positive temperature coefficient heaters disposed on the iron shield and configured to stabilize temperature of the iron shield. An iron shield assembly and a method for temperature control of the magnet assembly are also presented.
摘要翻译： 提供磁体组件。 磁体组件包括被配置为产生磁场的磁体和被配置为屏蔽磁体的铁屏蔽。 磁体组件还包括一个或多个正温度系数加热器，其设置在铁屏蔽上并且被配置为稳定铁屏蔽体的温度。 还提出了铁屏蔽组件和用于磁体组件的温度控制的方法。
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公开(公告)号：US20120007703A1
公开(公告)日：2012-01-12
申请号：US12984235
申请日：2011-01-04
申请人： Yan Zhao , Xianrui Huang , Anbo Wu , Evangelos Trifon Laskaris , Paul St. Mark Shadforth Thompson , Chao Yang , Jun Pan , Susumu Mine
发明人： Yan Zhao , Xianrui Huang , Anbo Wu , Evangelos Trifon Laskaris , Paul St. Mark Shadforth Thompson , Chao Yang , Jun Pan , Susumu Mine
摘要： A current lead assembly includes a current lead having an end, at least one heat station thermally coupled to the end, a cryogen-flow path extending through the heat station and comprising at least one connection, and a cryogen generation source fluidly coupled to the cryogen-flow path through the connection.
摘要翻译： 电流引线组件包括具有端部的电流引线，与端部热耦合的至少一个加热站，延伸穿过加热站并包括至少一个连接的冷冻剂流路径，以及流体耦合到冷冻剂的冷冻剂产生源 -flow路径通过连接。
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公开(公告)号：US20080201930A1
公开(公告)日：2008-08-28
申请号：US12039647
申请日：2008-02-28
申请人： Jian Mao , Jian Min Wang , Heng Liu , Anbo Wu
发明人： Jian Mao , Jian Min Wang , Heng Liu , Anbo Wu
CPC分类号： G01R33/3806 , G01R33/3802 , Y10T29/49826 , Y10T29/49885 , Y10T29/49904 , Y10T29/49947 , Y10T29/49948
摘要： A multi-layered support structure of an open magnetic resonance imaging (MRI) system, configured to provide high permeability to a magnetic flux from a source of a magnetic field, includes a first multi-layered support structure, a second multi-layered support structure and at least one third support structure, connecting the first multi-layered support structure and the second multi-layered structure.
摘要翻译： 开放磁共振成像（MRI）系统的多层支撑结构被配置为从磁场源提供磁通量的高磁导率，包括第一多层支撑结构，第二多层支撑结构 以及连接第一多层支撑结构和第二多层结构的至少一个第三支撑结构。
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公开(公告)号：US08914086B2
公开(公告)日：2014-12-16
申请号：US13559256
申请日：2012-07-26
申请人： Anbo Wu , Minfeng Xu , Timothy James Hollis , Ye Bai , Weijun Shen , Evangelos Trifon Laskaris , Jian-She Wang , Yan Zhao
发明人： Anbo Wu , Minfeng Xu , Timothy James Hollis , Ye Bai , Weijun Shen , Evangelos Trifon Laskaris , Jian-She Wang , Yan Zhao
CPC分类号： H01F6/06 , G01R33/288 , G01R33/3815 , H01F6/04
摘要： A superconducting magnet system includes a coil support structure, superconducting coils, and electrically and thermally conductive windings. The superconducting coils and the conductive windings are supported by the coil support structure. Each conductive winding is electromagnetically coupled with a corresponding superconducting coil. Each conductive winding is electrically shorted.
摘要翻译： 超导磁体系统包括线圈支撑结构，超导线圈以及导电和导热绕组。 超导线圈和导电绕组由线圈支撑结构支撑。 每个导电绕组与相应的超导线圈电磁耦合。 每个导电绕组电气短路。
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公开(公告)号：US08780510B2
公开(公告)日：2014-07-15
申请号：US12565343
申请日：2009-09-23
申请人： Xianrui Huang , Anbo Wu , Yan Zhao , Chao Yang
发明人： Xianrui Huang , Anbo Wu , Yan Zhao , Chao Yang
CPC分类号： H02H7/001 , G01R33/288 , G01R33/3815 , H01F6/02 , Y02E40/68 , Y10T29/49826
摘要： A superconducting magnet apparatus that in one embodiment includes at least one superconducting coil and a passive quench protection circuit electrically coupled to the coil in parallel. The circuit includes a heater and a current limiter connected in series. The heater is thermally coupled to the coil and the current limiter blocks current through the circuit at a current lower than the current rating of the heater.
摘要翻译： 一种超导磁体设备，其在一个实施例中包括至少一个超导线圈和与该线圈并联电耦合的无源猝熄保护电路。 该电路包括串联连接的加热器和限流器。 加热器热耦合到线圈，并且限流器以低于加热器的额定电流的电流阻止电流通过电路。
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公开(公告)号：US20120071326A1
公开(公告)日：2012-03-22
申请号：US13237805
申请日：2011-09-20
申请人： Anbo WU , Minfeng XU , Xianrui HUANG
发明人： Anbo WU , Minfeng XU , Xianrui HUANG
摘要： A superconducting magnet includes at least one superconducting coil and a quench protection circuit electrically coupled to said at least one coil in parallel. The circuit includes at least one quench heater assembly thermally coupled to the at least one coil, and at least one superconducting current limiter electrically connected in series with the at least one quench heater assembly. The superconducting current limiter has a superconducting state with zero resistance, and a normal state with a normal resistance to decrease an electric current flowing through the quench heater assembly.
摘要翻译： 超导磁体包括至少一个超导线圈和与所述至少一个线圈并联电耦合的骤冷保护电路。 该电路包括至少一个与该至少一个线圈耦合的骤冷加热器组件，以及至少一个与该至少一个骤冷加热器组件串联电连接的超导电流限制器。 超导限流器具有零电阻的超导状态和具有正常电阻的正常状态，以减少流过骤冷加热器组件的电流。
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公开(公告)号：US20120068795A1
公开(公告)日：2012-03-22
申请号：US13218517
申请日：2011-08-26
申请人： Anbo WU , Yan Zhao , Chao Yang , Evangelos Trifon Laskaris , Xianrui Huang
发明人： Anbo WU , Yan Zhao , Chao Yang , Evangelos Trifon Laskaris , Xianrui Huang
CPC分类号： G01R33/3815 , G01R33/421 , Y10T29/49014
摘要： A superconducting magnet assembly is provided. The superconducting magnet assembly includes a superconducting magnet configured to generate a static magnetic field, an iron shield configured to shield the superconducting magnet, and a magnetic gradient coil assembly configured to generate a gradient magnetic field. The superconducting magnet assembly further includes one or more magnetic lamination elements disposed on the iron shield to reduce eddy current induced by the gradient magnetic field in the iron shield. A method is also presented.
摘要翻译： 提供超导磁体组件。 超导磁体组件包括被配置为产生静态磁场的超导磁体，被配置为屏蔽超导磁体的铁屏蔽以及被配置为产生梯度磁场的磁梯度线圈组件。 超导磁体组件还包括设置在铁屏蔽上的一个或多个磁性层压元件，以减少由铁屏蔽层中的梯度磁场引起的涡电流。 还提出了一种方法。
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公开(公告)号：US07631411B2
公开(公告)日：2009-12-15
申请号：US10878584
申请日：2004-06-28
申请人： Jian Mao , Jian Min Wang , Heng Liu , Anbo Wu
发明人： Jian Mao , Jian Min Wang , Heng Liu , Anbo Wu
CPC分类号： G01R33/3806 , G01R33/3802 , Y10T29/49826 , Y10T29/49885 , Y10T29/49904 , Y10T29/49947 , Y10T29/49948
摘要： A technique is provided for manufacturing a support structure for a source of magnetic field in a magnetic resonance imaging system. The technique includes assembling a plurality of layers of a material permeable to magnetic field to form a first support structure, assembling a plurality of layers of a material permeable to magnetic field to form a second support structure, providing at least one of a plate and a post made of a material permeable to magnetic field to form a third support structure, and assembling the first support structure, the second support structure and the third support structure. The first support structure is associated with the second support structure through the third support structure.
摘要翻译： 提供了一种制造用于磁共振成像系统中的磁场源的支撑结构的技术。 该技术包括组装可渗透磁场的材料的多个层以形成第一支撑结构，组装多个可渗透磁场的材料层以形成第二支撑结构，提供板和 由可渗透磁场的材料制成的柱，以形成第三支撑结构，以及组装第一支撑结构，第二支撑结构和第三支撑结构。 第一支撑结构通过第三支撑结构与第二支撑结构相关联。
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公开(公告)号：US20150072864A1
公开(公告)日：2015-03-12
申请号：US14531140
申请日：2014-11-03
申请人： Anbo Wu , Minfeng Xu , Timothy James Hollis , Ye Bai , Weijun Shen , Evangelos Trifon Laskaris , Jian-She Wang , Yan Zhao
发明人： Anbo Wu , Minfeng Xu , Timothy James Hollis , Ye Bai , Weijun Shen , Evangelos Trifon Laskaris , Jian-She Wang , Yan Zhao
IPC分类号： H01F6/06
CPC分类号： H01F6/06 , G01R33/288 , G01R33/3815 , H01F6/04
摘要： A superconducting magnet system includes a coil support structure, superconducting coils, and electrically and thermally conductive windings. The superconducting coils and the conductive windings are supported by the coil support structure. Each conductive winding is electromagnetically coupled with a corresponding superconducting coil. Each conductive winding is electrically shorted.
摘要翻译： 超导磁体系统包括线圈支撑结构，超导线圈以及导电和导热绕组。 超导线圈和导电绕组由线圈支撑结构支撑。 每个导电绕组与相应的超导线圈电磁耦合。 每个导电绕组电气短路。
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公开(公告)号：US08487727B2
公开(公告)日：2013-07-16
申请号：US13218517
申请日：2011-08-26
申请人： Anbo Wu , Yan Zhao , Chao Yang , Evangelos Trifon Laskaris , Xianrui Huang
发明人： Anbo Wu , Yan Zhao , Chao Yang , Evangelos Trifon Laskaris , Xianrui Huang
CPC分类号： G01R33/3815 , G01R33/421 , Y10T29/49014
摘要： A superconducting magnet assembly is provided. The superconducting magnet assembly includes a superconducting magnet configured to generate a static magnetic field, an iron shield configured to shield the superconducting magnet, and a magnetic gradient coil assembly configured to generate a gradient magnetic field. The superconducting magnet assembly further includes one or more magnetic lamination elements disposed on the iron shield to reduce eddy current induced by the gradient magnetic field in the iron shield. A method is also presented.
摘要翻译： 提供超导磁体组件。 超导磁体组件包括被配置为产生静态磁场的超导磁体，被配置为屏蔽超导磁体的铁屏蔽以及被配置为产生梯度磁场的磁梯度线圈组件。 超导磁体组件还包括设置在铁屏蔽上的一个或多个磁性层压元件，以减少由铁屏蔽层中的梯度磁场引起的涡电流。 还提出了一种方法。
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