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    • 2. 发明专利
    • Superconducting coil device and superconducting connection method
    • 超级线圈装置和超导连接方法
    • JP2009246119A
    • 2009-10-22
    • JP2008090482
    • 2008-03-31
    • Toshiba Corp株式会社東芝
    • TAZAKI KENJIONO MICHITAKATAKAHASHI MASAHIKOHANAI SATORUISHII YUSUKEIOKA SHIGERU
    • H01F6/06
    • PROBLEM TO BE SOLVED: To provide a super conducting coil device capable of simultaneously satisfying a large current capacity and a low AC loss of a superconductor, and to provide a superconducting connection method. SOLUTION: The superconducting coil device 1A includes: a superconducting coil 10 formed by winding a superconductor constituted by juxtaposing two or more superconducting tape wire materials 22 in a direction parallel to a length direction; inductance adjustment coils 25a, 25b, 25c at least one of which is connected in series to each of superconducting wire materials 22a, 22b, 22c of the superconduting coil 10; and conductors 26, 27, 28, 30 connected to the superconducting coil 10 to form a conduction line including the inductance adjustment coils 25a, 25b, 25c. The inductance adjustment coils 25a, 25b, 25c each have inductance in which a magnetic flux generated in itself is larger than a magnetic flux chain-crossing by an interaction between itself and the superconducting coil 10. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够同时满足超导体的大电流容量和低AC损耗的超导线圈装置,并提供超导连接方法。 解决方案:超导线圈装置1A包括:超导线圈10,其通过在与长度方向平行的方向上并列构成两根或多根超导带状线材22并联构成的超导体, 电感调节线圈25a,25b,25c,其至少一个串联连接到超级电路线圈10的每个超导线材22a,22b,22c; 以及连接到超导线圈10的导体26,27,28,30,以形成包括电感调节线圈25a,25b,25c的导线。 电感调节线圈25a,25b,25c各自具有其本身产生的磁通量大于通过其本身与超导线圈10之间的相互作用的磁通量交叉的电感。(C)2010, JPO和INPIT
    • 3. 发明专利
    • Superconducting coil apparatus
    • 超级线圈设备
    • JP2009238888A
    • 2009-10-15
    • JP2008080867
    • 2008-03-26
    • Toshiba Corp株式会社東芝
    • TAZAKI KENJIMIYAZAKI HIROSHIONO MICHITAKAHANAI SATORUIOKA SHIGERUURATA MASAMIISHII YUSUKE
    • H01F6/06H01F6/04
    • PROBLEM TO BE SOLVED: To provide a superconducting coil apparatus that more easily and more certainly ensures the critical current of a superconducting coil and can reduce AC loss. SOLUTION: The superconducting coil apparatus includes the superconducting coil where a plurality of pancake coils to which tape-like superconducting wires are wound are laminated. The superconducting wire is formed of a material where magnetic field angle dependency of critical current density is reduced. Widths of the superconducting wires constituting the pancake coils 1 arranged on both ends are made narrower than those of the superconducting wires constituting the pancake coils 2 arranged on the other part. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种更容易且更可靠地确保超导线圈的临界电流并且可以减少AC损耗的超导线圈装置。 解决方案:超导线圈装置包括超导线圈,其中缠绕有带状超导线的多个扁平线圈被层叠。 超导线由临界电流密度的磁场角依赖性降低的材料形成。 构成布置在两端的扁平线圈1的超导线的宽度比构成另一部分的扁平线圈2的超导线窄。 版权所有(C)2010,JPO&INPIT
    • 4. 发明专利
    • Superconducting coil energy storage device and superconducting coil energy storage method
    • 超级线圈能量储存装置和超导线圈能量储存方法
    • JP2009044785A
    • 2009-02-26
    • JP2007204063
    • 2007-08-06
    • Toshiba Corp株式会社東芝
    • SHIOZAKI YUICHIIOKA SHIGERUSENDA IKUO
    • H02J15/00
    • Y02E40/67
    • PROBLEM TO BE SOLVED: To provide a superconducting coil energy storage device which reduces the voltage being applied to a switch or to a diode. SOLUTION: The superconducting coil energy storage device comprises an AC/DC conversion means, connected to an AC power supply system; a means for storing DC power obtained from the AC/DC conversion means in a superconducting coil 6; a means 14 for raising the current of the superconducting coil, a means for feeding back the current of the superconducting coil 6; and a means for discharging the power stored in the superconducting coil 6, wherein the coil current start means 14 comprises a rectifier 11, connected to the AC power supply system, the rectifier 11 and a switch 10 are connected in series with the superconducting coil 6, and a diode 8 is connected in parallel with the rectifier 11 and the switch 10. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种降低施加到开关或二极管的电压的超导线圈储能装置。 解决方案:超导线圈储能装置包括连接到交流电源系统的AC / DC转换装置; 用于将从AC / DC转换装置获得的直流电力存储在超导线圈6中的装置; 用于提高超导线圈的电流的装置14,用于反馈超导线圈6的电流的装置; 以及用于放电存储在超导线圈6中的电力的装置,其中线圈电流启动装置14包括连接到AC电源系统的整流器11,整流器11和开关10与超导线圈6串联连接 并且二极管8与整流器11和开关10并联连接。版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Superconducting coil and superconducting coil device
    • 超导线圈和超导线圈设备
    • JP2014022543A
    • 2014-02-03
    • JP2012159422
    • 2012-07-18
    • Toshiba Corp株式会社東芝
    • IWAI SADANORIMIYAZAKI HIROSHITOSAKA TAIZOTAZAKI KENJIURATA MASAMIIOKA SHIGERUISHII YUSUKE
    • H01F6/06
    • PROBLEM TO BE SOLVED: To achieve stable electrification by reducing the peeling stress acting on a thin film superconductive wire thereby preventing the superconducting characteristics of a superconducting coil from degrading, while ensuring insulation performance of the axial end face of the superconducting coil.SOLUTION: A superconducting coil 10 includes a winding 14 formed by winding a superconducting tape wire 11 of tape shape having multilayer structure around a spool 13 together with an insulation tape wire 12, and an insulation layer 15 bonded to an axial end face of the winding 14. The ratio W2/W1 is set to satisfy a relation W2/W1≤1.15, where W1 is the width of the superconducting tape wire 11, and W2 is the axial depth of the winding 14 including the insulation layer 15.
    • 要解决的问题:通过降低作用在薄膜超导线上的剥离应力来实现稳定的带电,从而防止超导线圈的超导特性降低,同时确保超导线圈的轴向端面的绝缘性能。解决方案:A 超导线圈10包括绕组14,该绕组14通过将具有多层结构的具有多层结构的带状的超导带状导线11与绝缘带线12一起卷绕而形成,以及与绕组14的轴向端面接合的绝缘层15。 比率W2 / W1被设定为满足W2 /W1≤1.15的关系,其中W1是超导带线11的宽度,W2是包括绝缘层15的绕组14的轴向深度。
    • 6. 发明专利
    • Inverter gate control circuit and inverter power supply device having the inverter gate control circuit
    • 具有逆变器门控电路的逆变器门控制电路和逆变器电源装置
    • JP2013243859A
    • 2013-12-05
    • JP2012115703
    • 2012-05-21
    • Toshiba Corp株式会社東芝Toshiba Mitsubishi-Electric Industrial System Corp東芝三菱電機産業システム株式会社
    • MIZOTA KIYOKOKAWASHIMA SHUICHIIOKA SHIGERUSUZUKI KENTAROYAMAZAKI NAGAHARUSAITO TAKASHI
    • H02M7/537H02M7/48H02M7/515
    • PROBLEM TO BE SOLVED: To provide an inverter gate control circuit and an inverter power supply device that supply power to a load without delay after a restart command is output, and suppress fluctuations in an inverter output voltage by solving a magnetic deflection while following inverter output control.SOLUTION: An inverter gate control circuit 20A that has an inverter 1 and a transformer 2 for transforming an output voltage of the inverter 1 to output a desired voltage and that is applied to a power supply connected with a load 8 with a switch function on the transformed voltage output side of the transformer 2 includes: a magnetic deviation detection circuit 23A for operating the transformer 2 in an unloaded condition after gate-blocking the inverter 1, and detecting whether there is a magnetic deviation on the basis of an integral value of inverter output currents in the period; and a magnetic deviation compensation circuit 24A for feeding a modulation factor for magnetic deviation compensation different from a modulation factor for a normal operation with no magnetic deviation detected to a gate pulse creation circuit 25 while a magnetic deviation is detected.
    • 要解决的问题:提供一种逆变器门控制电路和逆变器电源装置,其在输出重启命令之后无延时地向负载供电,并且通过在跟随逆变器输出时求解磁偏转来抑制逆变器输出电压的波动 控制。解决方案:具有逆变器1和变压器2的逆变器门控制电路20A,用于变换反相器1的输出电压以输出期望电压,并且被施加到与具有开关功能的负载8连接的电源 在变压器2的变换电压输出侧,包括:磁偏差检测电路23A,用于在对变换器1进行栅极阻断之后的无负载状态下操作变压器2,并且基于积分值检测是否存在磁偏差 的变频器输出电流; 以及磁偏移补偿电路24A,用于在检测到磁偏差的同时,向检测到门脉冲产生电路25的非磁性偏差馈送不同于正常操作的调制系数的磁偏差补偿调制系数。
    • 8. 发明专利
    • Cryogenic cooling control apparatus and method of controlling the same
    • 低温冷却控制装置及其控制方法
    • JP2009246231A
    • 2009-10-22
    • JP2008092804
    • 2008-03-31
    • Toshiba Corp株式会社東芝
    • TAKAHASHI MASAHIKOTAZAKI KENJIISHII YUSUKEONO MICHITAKAHANAI SATORUIOKA SHIGERU
    • H01L39/04F25D3/10H01F6/04
    • PROBLEM TO BE SOLVED: To provide a cryogenic cooling apparatus and a method of controlling the same, stably cooling a cooled object, such as a superconductive coil or the like, even when the heat load is changed, while a cooling temperature is not restricted by a boiling point of a specific coolant like an immersion cooling system. SOLUTION: A cryogenic cooling apparatus has: a cooled object; a low temperature gas container capable of holding pressurized gas; a cooling gas pipe connected to the low temperature gas container and brought into thermal contact with the cooled object; a cooling gas flow control valve attached to the cooling gas pipe; a gas cooling means; and a means of measuring condition change of the cooled object. Gas pressurized from an atmospheric pressure is stored in the low temperature gas container in the state where the gas is cooled by the gas cooling means, and the cooling gas flow control valve is opened according to the condition change of the cooled object. By flowing the gas to the cooling gas pipe to cool the cooled object, the cryogenic cooling apparatus is controlled. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种低温冷却装置及其控制方法,即使当热负荷改变时,也可以稳定地冷却诸如超导线圈等的冷却物体,同时冷却温度为 不受诸如浸入式冷却系统的特定冷却剂的沸点的限制。 解决方案:低温冷却装置具有冷却物体; 能够保持加压气体的低温气体容器; 连接到低温气体容器并与冷却的物体热接触的冷却气体管道; 连接到冷却气体管道的冷却气体流量控制阀; 气体冷却装置; 以及测量被冷却物体的状态变化的方法。 在通过气体冷却装置冷却气体的状态下,从大气压力被加压的气体被储存在低温气体容器中,并且根据冷却物体的状态变化来打开冷却气体流量控制阀。 通过将气体流到冷却气体管道以冷却冷却的物体,控制低温冷却装置。 版权所有(C)2010,JPO&INPIT
    • 9. 发明专利
    • Superconducting coil device, method of detecting abnormal condition of superconducting coil and method of operating superconducting coil device
    • 超导线圈装置,检测超导线圈异常状态的方法及操作超导线圈装置的方法
    • JP2009246162A
    • 2009-10-22
    • JP2008091441
    • 2008-03-31
    • Toshiba Corp株式会社東芝
    • TAZAKI KENJITAKAHASHI MASAHIKOONO MICHITAKAHANAI SATORUISHII YUSUKEIOKA SHIGERU
    • H01F6/02
    • PROBLEM TO BE SOLVED: To unfailingly protect a superconducting coil by detecting an abnormal conditions of the superconducting coil at high sensitivity with a simple structure. SOLUTION: The superconducting coil device has: a plurality of superconducting constituent coils 1; and a sensor 3 for detecting the state amount related to a magnetic field at the position where the strength of the magnetic field becomes zero when all the plurality of superconducting constituent coils 1 function normally and the strength of the magnetic field becomes non-zero when a current flowing through part of the plurality of superconducting constituent coils 1 has the abnormal conditions. When a toroidal coil is used, the sensor 3 is disposed in the inner periphery of the toroidal coil. When a multi-pole is used, the sensor 3 is disposed on the center axis of the multi-pole. The sensor 3 detects the strength of the magnetic field or time change ratio thereof. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:通过以简单的结构以高灵敏度检测超导线圈的异常状态,可以保证超导线圈的可靠保护。 超导线圈装置具有:多个超导构成线圈1; 以及传感器3,用于当所有多个超导构成线圈1正常地正常工作时,检测与磁场强度变为零的位置处的磁场相关的状态量,当磁场强度成为非零时, 流过多个超导构成线圈1的一部分的电流具有异常状态。 当使用环形线圈时,传感器3设置在环形线圈的内周。 当使用多极时,传感器3设置在多极的中心轴上。 传感器3检测磁场的强度或时间变化率。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • Cryogenic cooling device
    • 低温冷却装置
    • JP2009243820A
    • 2009-10-22
    • JP2008092803
    • 2008-03-31
    • Toshiba Corp株式会社東芝
    • TAKAHASHI MASAHIKOTAZAKI KENJIISHII YUSUKETOSAKA TAIZOIOKA SHIGERU
    • F25D3/10H01F6/04H01F6/06H01L39/04
    • PROBLEM TO BE SOLVED: To provide a cryogenic cooling device having high reliability with a simple constitution and stably cooling and retaining a cooled object at an extremely low temperature. SOLUTION: This cryogenic cooling device 10 includes an air-tight container 11 including a superconductive coil 1 as the cooled object and filled with a cooling gas G, and a cryogenic refrigerator 12 for cooling the cooling gas G in the air-tight container 11, and the superconductive coil 1 is cooled by the cooling gas G cooled by the cryogenic refrigerator 12, to the extremely low temperature of about 20-50K (for example, 20K). COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供具有高可靠性的低温冷却装置,其结构简单,并且在极低的温度下稳定地冷却和保持冷却的物体。 解决方案:该低温冷却装置10包括气密容器11,该气密容器11包括作为冷却对象的超导线圈1并填充有冷却气体G,以及用于冷却气密性G的冷冻气体G的低温冷冻机12 容器11,超导线圈1由被低温冷冻机12冷却的冷却气体G冷却至约20-50K(例如20K)的极低温度。 版权所有(C)2010,JPO&INPIT