公开(公告)号：US08322019B2

公开(公告)日：2012-12-04

申请号：US12997652

申请日：2010-07-05

申请人： Kyeong Dal Choi ,  Ji Kwang Lee ,  Woo Seok Kim ,  Chan Park ,  Yung Il Kim

发明人： Kyeong Dal Choi ,  Ji Kwang Lee ,  Woo Seok Kim ,  Chan Park ,  Yung Il Kim

IPC分类号： H01B13/02 ,  H01B7/30 ,  H01B12/06 ,  H01B12/08

CPC分类号： H01B12/02 ,  H01B7/306 ,  Y02E40/641 ,  Y10T29/49014 ,  Y10T29/49194

摘要： Provided is a multiple transposition method for superconducting wire, by making each superconducting wire unit from second-generation superconducting wires that were firstly transposed and then transposing each superconducting wire unit in such a manner that the phase of each unit can be changed along the length, comprising preparing wires by making curves on superconducting wires in such a manner that the superconducting wires of a thin multiple layer grown epitaxially are slit in zigzags and then making the curves repeatedly and by machining the wires with a desired length; making first-transposed superconducting wire units by combining a plurality of the prepared wires such that curves of adjacent wires come in touch to each other and are superposed; preparing a superconducting wire unit bundle by arranging the first-transposed superconducting wires units and by locating a plurality of the first-transposed superconducting wire units in parallel along the length; and making a second transposition on the first-transposed superconducting wire units by rotating the plurality of superconducting wire units on the central axis of the superconducting wire unit bundle along the length to be twisted and combined with each other.

摘要翻译： 提供了一种用于超导线的多重转置方法，通过使来自第二代超导线的每个超导线单元首先被转置，然后以每个单元的相位沿着该长度改变的方式移位每个超导线单元， 包括通过在超导线上制作曲线来制备导线，使得外延生长的薄多层的超导线以锯齿形切割，然后反复制作曲线并通过机加工所需长度的线; 通过组合多个所制备的导线使相邻导线的曲线彼此接触并重叠而制造第一转置超导线单元; 通过布置第一转置超导线单元并通过沿着长度平行地定位多个第一转置的超导线单元来制备超导线单元束; 以及通过在所述超导线单元束的中心轴线上沿着要被扭曲并且彼此组合的长度旋转所述多个超导线单元，在所述第一转置的超导线单元上进行第二转置。

公开(公告)号：US08788227B2

公开(公告)日：2014-07-22

申请号：US12997055

申请日：2010-07-28

申请人： Kyeong Dal Choi ,  Ji Kwang Lee ,  Woo Seok Kim ,  Chan Park ,  Byung Wook Han ,  Se Yeon Lee

发明人： Kyeong Dal Choi ,  Ji Kwang Lee ,  Woo Seok Kim ,  Chan Park ,  Byung Wook Han ,  Se Yeon Lee

IPC分类号： G01R27/00 ,  G01R33/12

CPC分类号： G01R33/1246 ,  G01N27/82 ,  G01R19/08

摘要： A method for measuring critical current density of superconductor wires according to the present invention is characterized in that it includes: (a) applying an external magnetic field to the superconductor wires, (b) measuring a magnetization loss of the superconductor wires according to the application of the external magnetic field, (c) normalizing the measured magnetization loss, and then calculating a fully-penetration magnetic field of the superconductor wires according to the normalized magnetization loss, (d) calculating a critical current density of the superconductor wires according to the calculated fully-penetration magnetic field. Therefore, the critical current density of parallel superconductor wires such as stacked superconductor wires may be measured without applying current to the superconductor wires directly.

摘要翻译： 根据本发明的用于测量超导线的临界电流密度的方法的特征在于其包括：（a）向超导体线施加外部磁场，（b）根据应用测量超导体线的磁损耗 ，（c）归一化所测量的磁化损耗，然后根据归一化的磁化损耗计算超导体线的完全穿透磁场，（d）计算超导体线的临界电流密度，根据 计算完全穿透磁场。 因此，可以在不直接向超导体电线施加电流的情况下测量平行超导体线如堆叠超导线的临界电流密度。

公开(公告)号：US07920977B2

公开(公告)日：2011-04-05

申请号：US12043802

申请日：2008-03-06

申请人： Kyeong Dal Choi ,  Ji Kwang Lee ,  Seung Wook Lee ,  Chan Park ,  Woo Seok Kim

发明人： Kyeong Dal Choi ,  Ji Kwang Lee ,  Seung Wook Lee ,  Chan Park ,  Woo Seok Kim

IPC分类号： G01R19/00 ,  H01L39/24 ,  G01R27/00

CPC分类号： G01R15/202 ,  G01R19/0092

摘要： A noncontact method for measuring currents flowing through superconductive wires connected in parallel is provided. The method includes arranging hall sensors for measuring voltage levels based on magnetic fields generated around the superconductive wires, setting a matrix relation between the measured voltage values, values of currents flowing through the superconductive wires, and a variable matrix having variables defining relations between the voltage values and the current values, applying predetermined current levels to the superconductive wires a number of times and measuring voltage values through the hall sensors, substituting the predetermined current values and the measured voltage values into the matrix relation to calculate the variables of the variable matrix, and substituting the calculated variable matrix and unknown voltage values, measured by the hall sensors when unknown currents flow through the superconductive wires, into the matrix relation to calculate values of the unknown currents flowing through the superconductive wires.

摘要翻译： 提供了用于测量流过并联连接的超导线的电流的非接触方法。 该方法包括：布置霍尔传感器，用于基于在超导线周围产生的磁场测量电压电平，设定测得的电压值之间的矩阵关系，流过超导导线的电流值，以及具有变量的可变矩阵，该变量定义了电压 值和电流值，将预定电流电平施加到超导线数次，并通过霍尔传感器测量电压值，将预定电流值和测量电压值代入矩阵关系中，以计算可变矩阵的变量， 并且将未知电流通过超导线流过霍尔传感器测量的计算的可变矩阵和未知电压值代入矩阵关系，以计算流过超导线的未知电流的值。

公开(公告)号：US20110270557A1

公开(公告)日：2011-11-03

申请号：US12997055

申请日：2010-07-28

申请人： Kyeong Dal Choi ,  Ji Kwang Lee ,  Woo Seok Kim ,  Chan Park ,  Byung Wook Han ,  Se Yeon Lee

发明人： Kyeong Dal Choi ,  Ji Kwang Lee ,  Woo Seok Kim ,  Chan Park ,  Byung Wook Han ,  Se Yeon Lee

IPC分类号： G01R19/08 ,  G06F19/00

CPC分类号： G01R33/1246 ,  G01N27/82 ,  G01R19/08

摘要： A method for measuring critical current density of superconductor wires according to the present invention is characterized in that it includes: (a) applying an external magnetic field to the superconductor wires, (b) measuring a magnetization loss of the superconductor wires according to the application of the external magnetic field, (c) normalizing the measured magnetization loss, and then calculating a fully-penetration magnetic field of the superconductor wires according to the normalized magnetization loss, (d) calculating a critical current density of the superconductor wires according to the calculated fully-penetration magnetic field. Therefore, the critical current density of parallel superconductor wires such as stacked superconductor wires may be measured without applying current to the superconductor wires directly.

摘要翻译： 根据本发明的用于测量超导线的临界电流密度的方法的特征在于其包括：（a）向超导体线施加外部磁场，（b）根据应用测量超导体线的磁损耗 ，（c）归一化所测量的磁化损耗，然后根据归一化的磁化损耗计算超导体线的完全穿透磁场，（d）计算超导体线的临界电流密度，根据 计算完全穿透磁场。 因此，可以在不直接向超导体电线施加电流的情况下测量平行超导体线如堆叠超导线的临界电流密度。

公开(公告)号：US20090105973A1

公开(公告)日：2009-04-23

申请号：US12043802

申请日：2008-03-06

申请人： Kyeong Dal CHOI ,  Ji Kwang Lee ,  Seung Wook Lee ,  Chan Park ,  Woo Seok Kim

发明人： Kyeong Dal CHOI ,  Ji Kwang Lee ,  Seung Wook Lee ,  Chan Park ,  Woo Seok Kim

IPC分类号： G01R19/00

CPC分类号： G01R15/202 ,  G01R19/0092

摘要： A noncontact method for measuring currents flowing through superconductive wires connected in parallel is provided. The method includes arranging hall sensors for measuring voltage levels based on magnetic fields generated around the superconductive wires, setting a matrix relation between the measured voltage values, values of currents flowing through the superconductive wires, and a variable matrix having variables defining relations between the voltage values and the current values, applying predetermined current levels to the superconductive wires a number of times and measuring voltage values through the hall sensors, substituting the predetermined current values and the measured voltage values into the matrix relation to calculate the variables of the variable matrix, and substituting the calculated variable matrix and unknown voltage values, measured by the hall sensors when unknown currents flow through the superconductive wires, into the matrix relation to calculate values of the unknown currents flowing through the superconductive wires.

摘要翻译： 提供了用于测量流过并联连接的超导线的电流的非接触方法。 该方法包括：布置霍尔传感器，用于基于在超导线周围产生的磁场测量电压电平，设定测得的电压值之间的矩阵关系，流过超导导线的电流值，以及具有变量的可变矩阵，该变量定义了电压 值和电流值，将预定电流电平施加到超导线数次，并通过霍尔传感器测量电压值，将预定电流值和测量电压值代入矩阵关系中，以计算可变矩阵的变量， 并且将未知电流通过超导线流过霍尔传感器测量的计算的可变矩阵和未知电压值代入矩阵关系，以计算流过超导线的未知电流的值。