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公开(公告)号：US20070052507A1
公开(公告)日：2007-03-08
申请号：US11501043
申请日：2006-08-09
IPC分类号： H01F6/00
CPC分类号： H01F6/06 , G01R33/3815 , H01F5/02 , H01F27/2847 , H01F41/098
摘要： A bobbin for a superconducting coil includes a cylindrical drum, and a tapered portion extending from each end of the drum. A superconducting wire or a precursor of the superconducting wire shaped like a tape is helically wound around the drum in multiple layers. The tapered portion has a tapered surface that is inclined at an arbitrary angle.
摘要翻译： 用于超导线圈的线轴包括圆筒形滚筒和从滚筒的每端延伸的锥形部分。 超导线或类似带的超导线的前体以多层螺旋缠绕在滚筒上。 锥形部分具有以任意角度倾斜的锥形表面。
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2.发明授权Precursor for manufacturing Nb3Sn superconducting wire and Nb3Sn superconducting wire 有权制造Nb3Sn超导线和Nb3Sn超导线的前驱体公开(公告)号：US07718898B2
公开(公告)日：2010-05-18
申请号：US11703165
申请日：2007-02-07
IPC分类号： H01B12/10
CPC分类号： H01L39/2409 , Y10S420/901 , Y10S505/887 , Y10T29/49014 , Y10T428/12819
摘要： A precursor for manufacturing a Nb3Sn superconducting wire according to the present invention includes a mono-element wire including a Sn or Sn-based alloy core disposed at the, a Cu or Cu-based alloy matrix and a plurality of Nb or Nb-based alloy filaments surrounding the Sn or Sn-based alloy core, and a diffusion barrier layer and a stabilizing copper layer surrounding the Cu or Cu-based alloy matrix. In a final shape after a reduction process, the average diameter of the Nb or Nb-based alloy filaments is set to 5 μm to 30 μm, and the average distance between the Sn or Sn-based alloy core and the Nb or Nb-based alloy filaments nearest the Sn or Sn-based alloy core is set to 100 μm or less.
摘要翻译： 根据本发明的用于制造Nb 3 Sn超导线的前体包括一个单元线，其包括设置在Cu或Cu基合金基体上的Sn或Sn基合金芯，以及多个Nb或Nb基合金 围绕Sn或Sn基合金芯的细丝以及围绕Cu或Cu基合金基体的扩散阻挡层和稳定的铜层。 在还原处理后的最终形状中，将Nb或Nb基合金丝的平均直径设定为5μm〜30μm，将Sn或Sn系合金芯与Nb或Nb系合金的平均距离 最接近Sn或Sn基合金芯的合金丝被设定为100μm以下。
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3.发明授权Method for manufacturing power-metallurgy processed Nb3Sn superconducting wire, precursor to powder-metallurgy processed Nb3Sn superconducting wire 有权制造电力冶金处理Nb3Sn超导线材的方法，粉末冶金处理Nb3Sn超导线材前驱体公开(公告)号：US07566414B2
公开(公告)日：2009-07-28
申请号：US11367459
申请日：2006-03-06
CPC分类号： H01L39/2409
摘要： A method for manufacturing a powder-metallurgy processed Nb3Sn superconducting wire is provided. In the method, a sheath made of Nb or a Nb alloy is filled with a raw material powder containing Sn. The sheath filled with the raw material powder is subjected to diameter reduction to form a wire. The wire is heat-treated to form a superconducting phase at the internal surface of the sheath. The raw material powder is prepared by adding a Sn powder to a Cu—Sn alloy powder or a Cu—Sn intermetallic compound powder, and is compacted under isotropic pressure.
摘要翻译： 提供了一种制造粉末冶金处理的Nb 3 Sn超导线的方法。 在该方法中，用含有Sn的原料粉末填充由Nb或Nb合金制成的护套。 将填充有原料粉末的护套进行直径减小以形成导线。 电线被热处理以在护套的内表面形成超导相。 通过向Cu-Sn合金粉末或Cu-Sn金属间化合物粉末中添加Sn粉末，在各向同性压力下压实而制备原料粉末。
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4.发明申请Method for manufacturing powder-metallurgy processed Nb3Sn superconducting wire, precursor to powder-metallurgy processed Nb3Sn superconducting wire 有权粉末冶金处理Nb3Sn超导线材制备方法，粉末冶金处理Nb3Sn超导线材前驱体公开(公告)号：US20060216191A1
公开(公告)日：2006-09-28
申请号：US11367459
申请日：2006-03-06
IPC分类号： B22F7/00
CPC分类号： H01L39/2409
摘要： A method for manufacturing a powder-metallurgy processed Nb3Sn superconducting wire is provided. In the method, a sheath made of Nb or a Nb alloy is filled with a raw material powder containing Sn. The sheath filled with the raw material powder is subjected to diameter reduction to form a wire. The wire is heat-treated to form a superconducting phase at the internal surface of the sheath. The raw material powder is prepared by adding a Sn powder to a Cu—Sn alloy powder or a Cu—Sn intermetallic compound powder, and is compacted under isotropic pressure.
摘要翻译： 提供了一种制造粉末冶金处理的Nb 3 Sn超导线的方法。 在该方法中，用含有Sn的原料粉末填充由Nb或Nb合金制成的护套。 将填充有原料粉末的护套进行直径减小以形成导线。 电线被热处理以在护套的内表面形成超导相。 通过向Cu-Sn合金粉末或Cu-Sn金属间化合物粉末中添加Sn粉末，在各向同性压力下压实而制备原料粉末。
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公开(公告)号：US20090176650A1
公开(公告)日：2009-07-09
申请号：US11580011
申请日：2006-10-13
IPC分类号： H01L39/24
CPC分类号： H01L39/2409 , Y10T29/49014
摘要： An internal diffusion process Nb3Sn superconducting wire is produced by drawing a composite wire including a composite material containing a plurality of Nb or Nb based alloy cores embedded in a Cu or Cu based alloy matrix and a Sn or Sn based alloy core disposed in the center portion, a diffusion barrier layer composed of Nb or Ta and disposed on the outer perimeter of the composite material, and stabilizing Cu disposed on the outside of the diffusion barrier layer and heat-treating the resulting composite wire so as to diffuse Sn and react Sn with the Nb or Nb based alloy cores, wherein the area percentage of the stabilizing Cu in a cross section in a direction perpendicular to the axis center of the composite wire is 10% to 35% and the area percentage of the diffusion barrier layer is 10% to 25%.
摘要翻译： 内部扩散工艺Nb3Sn超导线是通过拉制包含复合材料的复合材料制成的，复合材料包含嵌入Cu或Cu基合金基体中的多个Nb或Nb基合金芯，以及设置在中心部分中的Sn或Sn基合金芯 ，由Nb或Ta组成的扩散阻挡层，设置在复合材料的外周上，并且稳定设置在扩散阻挡层外侧的Cu，并对所得的复合线进行热处理，以使Sn扩散并使Sn与 Nb或Nb基合金芯，其中在垂直于复合线的轴心的方向上的截面中的稳定化Cu的面积百分比为10％〜35％，扩散阻挡层的面积百分比为10％ 至25％。
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6.发明申请Precursor for fabricating Nb3Sn superconducting wire, and Nb3Sn superconducting wire and method for fabricating same 审中-公开制造Nb3Sn超导线的前体和Nb3Sn超导线及其制造方法公开(公告)号：US20060204779A1
公开(公告)日：2006-09-14
申请号：US11358042
申请日：2006-02-22
IPC分类号： H01L39/24
CPC分类号： H01L39/2409 , Y10T428/12708
摘要： A method for fabricating a Nb3Sn superconducting wire includes the steps of loading or inserting a core material containing at least Sn into a pipe member made of Nb or a Nb alloy, inserting the pipe member into a Cu billet to form a composite member, subjecting the composite member to diameter reduction, and then heat-treating the composite member to form a Nb3Sn superconducting layer from the inner surface of the pipe member, wherein, in the pipe member made of Nb or the Nb alloy after the diameter reduction, the average crystal grain size is 0.1 to 2 μm, and preferably, the total concentration of oxygen, nitrogen, and carbon is 120 ppm or less.
摘要翻译： 制造Nb 3 Sn超导线的方法包括以下步骤：将至少含有Sn的芯材装入或插入由Nb或Nb合金制成的管件中，将管件插入Cu 坯料以形成复合构件，使复合构件直径减小，然后从管构件的内表面对复合构件进行热处理以形成Nb 3 Sn超导层，其中，在 在直径减小后由Nb或Nb合金制成的管构件，平均结晶粒径为0.1〜2μm，优选氧，氮，碳的总浓度为120ppm以下。
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7.发明申请Precursor for manufacturing Nb3Sn superconducting wire and Nb3Sn superconducting wire 有权制造Nb3Sn超导线和Nb3Sn超导线的前驱体公开(公告)号：US20070186998A1
公开(公告)日：2007-08-16
申请号：US11703165
申请日：2007-02-07
IPC分类号： H01L39/24
CPC分类号： H01L39/2409 , Y10S420/901 , Y10S505/887 , Y10T29/49014 , Y10T428/12819
摘要： A precursor for manufacturing a Nb3Sn superconducting wire according to the present invention includes a mono-element wire including a Sn or Sn-based alloy core disposed at the, a Cu or Cu-based alloy matrix and a plurality of Nb or Nb-based alloy filaments surrounding the Sn or Sn-based alloy core, and a diffusion barrier layer and a stabilizing copper layer surrounding the Cu or Cu-based alloy matrix. In a final shape after a reduction process, the average diameter of the Nb or Nb-based alloy filaments is set to 5 μm to 30 μm, and the average distance between the Sn or Sn-based alloy core and the Nb or Nb-based alloy filaments nearest the Sn or Sn-based alloy core is set to 100 μm or less.
摘要翻译： 根据本发明的用于制造Nb 3 Sn超导线的前体包括一个单元线，其包括设置在Cu或Cu基合金基体上的Sn或Sn基合金芯， 围绕Sn或Sn基合金芯的多个Nb或Nb基合金丝，以及包围Cu或Cu基合金基体的扩散阻挡层和稳定的铜层。 在还原处理后的最终形状中，Nb或Nb系合金丝的平均直径为5μm〜30μm，Sn或Sn系合金芯与Nb或Nb基合金的平均距离 最接近Sn或Sn基合金芯的合金丝被设定为100μm以下。
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公开(公告)号：US09263181B2
公开(公告)日：2016-02-16
申请号：US13809393
申请日：2011-07-22
申请人： Kenichi Inoue , Takayoshi Miyazaki , Kyoji Zaitsu , Koji Inoue
发明人： Kenichi Inoue , Takayoshi Miyazaki , Kyoji Zaitsu , Koji Inoue
CPC分类号： H01F30/12 , H01F27/2847 , H01F27/2871
摘要： Provided are a multi-phase transformer having an easier-producible structure, and a transformation system wherein a plurality of such transformers are serially connected. Disclosed is a three-phase transformer (Tra) provided with three coils (1u, 1v, 1w) and a pair of magnetic members (21, 22) respectively provided on opposite ends in the axial direction of the coils (1u, 1v, 1w), wherein the coils (1u, 1v, 1w) are respectively provided with first and second sub-coils (11u, 12u; 11v, 12v; 11w, 12w).
摘要翻译： 提供一种具有更容易制造的结构的多相变压器，以及其中多个这样的变压器串联连接的变换系统。 公开了一种具有三个线圈（1u，1v，1w）的三相变压器（Tra）和分别设置在线圈（1u，1v，1w）的轴向两端的相对端的一对磁性部件（21,22） ），其中线圈（1u，1v，1w）分别设置有第一和第二子线圈（11u，12u; 11v，12v; 11w，12w）。
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9.发明申请Precursor of Nb3Sn Superconducting Wire Produced by Powder Process and Nb3Sn Superconducting Wire Produced by Powder Process 审中-公开粉末工艺生产的Nb3Sn超导线前驱体和粉末工艺生产的Nb3Sn超导线公开(公告)号：US20090011941A1
公开(公告)日：2009-01-08
申请号：US12224291
申请日：2007-03-06
申请人： Kyoji Zaitsu , Takayoshi Miyazaki
发明人： Kyoji Zaitsu , Takayoshi Miyazaki
IPC分类号： H01B12/00
CPC分类号： C22F1/00 , B23K35/02 , B23K35/0244 , H01L39/2409
摘要： There is provided a Nb3Sn superconducting wire having excellent superconducting properties, the wire being produced by a powder process, and a precursor of the Nb3Sn superconducting wire produced by a powder process, the precursor being capable of increasing the efficiency of the formation reaction of Nb3Sn even in a relatively low practical temperature range of about 600° C. to about 750° C.The precursor of the present invention is a precursor of a Nb3Sn superconducting wire produced by a powder process including filling a sheath containing at least Nb with a material powder containing at least Sn, subjecting the resulting sheath filled with the powder to diameter reduction to form a wire, and subjecting the resulting wire to heat treatment to form a superconducting layer at the interface between the sheath and the powder. The material powder contains a Cu component. The sheath has a structure in which a Nb or Nb-based-alloy portion is combined with a Cu or Cu-based-alloy portion.
摘要翻译： 提供了具有优异的超导特性的Nb 3 Sn超导线，该线通过粉末法制造，并且通过粉末法制造的Nb 3 Sn超导线的前体，该前体能够提高Nb 3 Sn的形成反应的效率，甚至 在约600℃至约750℃的相当低的实用温度范围内。本发明的前体是通过粉末法生产的Nb 3 Sn超导线的前体，包括用至少含有Nb的护套填充材料粉末 含有至少Sn，使得到的填充有粉末的护套直径减小以形成线，并且对所得到的线进行热处理以在护套和粉末之间的界面处形成超导层。 该材料粉末含有Cu成分。 鞘具有Nb或Nb基合金部分与Cu或Cu基合金部分组合的结构。
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10.发明授权Method for producing Nb3Sn superconductive wire material using powder process 有权使用粉末法生产Nb 3 Sn超导线材的方法公开(公告)号：US07459031B2
公开(公告)日：2008-12-02
申请号：US11661695
申请日：2005-09-12
IPC分类号： H01L39/24
CPC分类号： B22F5/12 , B22F3/1216 , B22F2003/248 , B22F2998/10 , C22C1/0491 , H01L39/2409 , Y10T29/49014 , B22F1/0003 , B22F3/20 , B22F3/24
摘要： A method for producing an Nb3Sn superconductive wire material using a powder process is provided, in which a powdered raw material is filled in a sheath made of Nb or an Nb-based alloy, and the above sheath is subjected to diameter reduction to form a wire, followed by heat treatment to form a superconducting layer at the interface between the sheath and the filled powder. The above powdered raw material contains powdered Sn, powdered Cu, and a powdered alloy or a powdered intermetallic compound, which is formed from Sn and at least one metal selected from the group consisting of Ti, Zr, Hf, V, and Ta.
摘要翻译： 提供了使用粉末方法制造Nb 3 Sn超导线材的方法，其中将粉末原料填充在由Nb或Nb基合金制成的护套中，并且将上述护套进行直径还原以形成线 ，然后进行热处理，以在护套和填充的粉末之间的界面处形成超导层。 上述粉末状原料含有由Sn和选自Ti，Zr，Hf，V和Ta组成的组中的至少一种金属形成的粉末状Sn，粉末状Cu以及粉末状合金或粉末状金属间化合物。
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