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    • 1. 发明专利
    • Apparatus and method for controlling voltage of static type uninterruptible power supply
    • 控制静态型不间断电源电压的装置及方法
    • JP2008193834A
    • 2008-08-21
    • JP2007026639
    • 2007-02-06
    • Toshiba Corp株式会社東芝
    • NAKAMURA YOICHIOTA TOMOKO
    • H02J9/06
    • PROBLEM TO BE SOLVED: To make it possible to supply power of stable constant voltage, even though a load-carrying capacity fluctuates, when constant-voltage, constant-frequency power is supplied from a static uninterruptible power supply to a load by way of a power distribution installation disposed away from the power supply. SOLUTION: The static uninterruptible power supply 30A is so constructed that a rectifier circuit 6A and an inverter circuit 7A are connected to an alternating-current power supply 1A, and constant-voltage, constant-frequency power is supplied to a load by way of the power distribution installation 16A; and when alternating-current power supply is removed, direct-current power 8A is guided to the inverter circuit, to continue power supply to the load. The uninterruptible power supply includes a voltage detector 32A, that detects the terminal voltage on the side of a distribution board disposed away from the power supply; a correction signal generating circuit that generates a correction signal 41A, by using terminal voltage signals 36A, 37 from the voltage detector and terminal reference voltage; and a voltage control circuit 35A that adjusts the output voltage 42A of the inverter circuit, by using a constant-voltage reference voltage 43A and the correction signal and carries out control so that the terminal voltage on the distribution board 16A side becomes the desired fixed voltage. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了使稳定的恒定电压的供电成为可能,即使负载容量波动,当恒定电压时,通过静态不间断电源向负载提供恒定频率功率 配电装置的方式远离电源。

      解决方案:静态不间断电源30A的结构使得整流电路6A和逆变器电路7A连接到交流电源1A,并且恒定电压恒定频率功率通过 配电装置16A的方式; 并且当交流电源被去除时,直流电源8A被引导到逆变器电路,以继续向负载供电。 不间断电源包括电压检测器32A,其检测远离电源布置的配电板侧的端子电压; 校正信号产生电路,通过使用来自电压检测器的端子电压信号36A,37和端子参考电压来产生校正信号41A; 以及电压控制电路35A,其通过使用恒定电压基准电压43A和校正信号来调整逆变器电路的输出电压42A,并进行控制,使得配电板16A侧的端子电压成为期望的固定电压 。 版权所有(C)2008,JPO&INPIT

    • 3. 发明专利
    • BEAM ACCELERATION SYSTEM OF ACCELERATOR
    • JPH07263199A
    • 1995-10-13
    • JP5233394
    • 1994-03-23
    • TOSHIBA CORP
    • OTA TOMOKO
    • H05H7/04H05H13/04
    • PURPOSE:To quicken the standing up of an accelerator using a deflecting electromagnet with delayed standing up of a magnetic field by directly monitoring the magnetic field of the deflecting electromagnet and controlling exciting current of a four-pole electromagnet based on the magnet field measured. CONSTITUTION:An initial value B1 and a rated value B2 of a magnetic field of a deflecting electromagnet 1 are previously checked and values obtained are set in a parameter input part 9. A quadruple electromagnet power source operation controller 6 controls a four-pole electromagnet power source 5 by using a measured magnetic field Bm of the deflecting electromagnet 1 inputted from a measuring magnetic field input part 8 measured by a hole element 7, the initial value B1 and the rated value B2 of the deflecting electromagnet magnetic field inputted from the parameter input part 9, the initial value IQ1 and rated value IQ2 of excited current, and the excited current of a quadruple electromagnet 4 is corrected. An irregular magnetic field which can not stabilize an operation point are not generated, and stable, quick standing up can be obtained even in an accelerator using a block ion core deflecting electromagnet with delayed magnet formation caused by generation of excess current.
    • 4. 发明专利
    • Superconductive magnet device for single crystal puller
    • 用于单晶钻头的超级磁铁装置
    • JP2010006687A
    • 2010-01-14
    • JP2009100618
    • 2009-04-17
    • Toshiba Aitekku KkToshiba Corp東芝アイテック株式会社株式会社東芝
    • TAKAMI SHOHEISHIMONOSONO TSUTOMUOTA TOMOKOMINEMOTO YUJINAGAMOTO YOSHIFUMIUSHIJIMA MAKOTO
    • C30B15/00H01F6/00H01F6/04
    • H01F6/04C30B15/305Y10T117/1068
    • PROBLEM TO BE SOLVED: To provide a superconductive magnet device that suppresses interference with a puller, improves workability and work safeness in the device and preferably secures a margin of adjusting a magnetic field to apply. SOLUTION: The superconductive magnet device 10 for a single crystal puller is disposed outside a pulling furnace containing a crucible for melting a single crystal material therein and applies a magnetic field to the melted single crystal material. The device 10 comprises a cryostat 17 containing a superconducting coil therein and a refrigerator port 19 installed on the outer peripheral surface 18 of the cryostat 17 and provided with a cryogenic refrigerator 20 for cooling the superconducting coil. The cryogenic refrigerator 20 is provided in a region of the outer surface region of the cryostat, in which the intensity of the magnetic field generated by the superconducting coil is weak. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种抑制与拉拔器的干扰的超导磁体装置,提高了装置的可加工性和工作安全性,并且优选地确保施加调整磁场的余量。 解决方案:用于单晶拉拔器的超导磁体装置10设置在包含用于熔化其中的单晶材料的坩埚的牵引炉的外部,并将熔融的单晶材料施加磁场。 装置10包括其中包含超导线圈的低温恒温器17和安装在低温恒温器17的外周表面18上并设置有用于冷却超导线圈的低温冷冻机20的冰箱端口19。 低温冷冻机20设置在低温恒温器的外表面区域中,超导线圈产生的磁场的强度较弱。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • MANUFACTURE OF SUPERCONDUCTING HIGH-FREQUENCY ACCELERATION CAVITY
    • JPH0955300A
    • 1997-02-25
    • JP20568995
    • 1995-08-11
    • TOSHIBA CORP
    • OTA TOMOKOSHIBUYA SUMIICHI
    • H05H7/20
    • PROBLEM TO BE SOLVED: To manufacture a high performance superconductive high-frequency acceleration cavity, by manufacturing an outer halved cavity to form a cylinder by a superconducting seat to insert the cylinder into the inside of the outer halved cavity, and expanding the cylinder in the inner surface of the outer halved cavity to be fixed as an inner side cavity. SOLUTION: At first, raw material composed of a forging is machined to form an outer halved cavity 9. Two cavities 9 are oppositely arranged to join and integrate divided parts by arc welding and electron beam welding, etc., to form an outer side cavity 10. After that, a high purity seat, composed of superconductive material such as Nb or Pb, etc., is formed cylindrically to insert a cylinder 11, wherein the divided parts are joined, into the inside of the cavity 10. An inner cavity is formed on the inner surface of the cavity 10, while expanding the cylinder 11 by external force, to degas the space of the cavity to be into vacuum to sealedly weld both end parts. Next, when the cylinder 11 and the cavity 10 are joined by an HIP device, the cylinder 11 is uniformly diffused, joined, and integrated on the inside surface of the cavity 10 as an inner cavity to manufacture a superconductive high-frequency acceleration cavity.
    • 9. 发明专利
    • CIRCULARLY POLARIZED UNDULATOR
    • JPH08124700A
    • 1996-05-17
    • JP25574594
    • 1994-10-20
    • TOSHIBA CORP
    • OTA TOMOKO
    • G21K1/093H05H13/04
    • PURPOSE: To provide a high performance circularly polarized undulator by synchronously forming a recessed part and a protruding part along the advancing direction of an electron beam on a ferromagnetic body to form magnetic poles, arranging these magnetic poles opposite to each other so as to be mutually geared to form a pair of magnetic poles, and arranging them also in a position shifted by 90 deg.. CONSTITUTION: A ferromagnetic body 1 is worked so as to alternately form a recessed part 1a and a protruding part 1b along the advancing direction of an electron beam 3 to form magnetic poles, and the mutually opposed magnetic poles are mutually geared to form a pair, these magnetic poles are also arranged in a position shifted by 90 deg., and the two pairs of the magnetic poles are connected into a square pole form through permanent magnets 2. A magnetic field 4 is generated above off to the right on the central axis. After the 1/4 period, the magnetic fields are mutually canceled, and absent on the central axial, and after the 1/4 period, further, the magnetic field 4 is generated down off to the left. A continuous magnetic field is formed between these sections, and this is periodically repeated along the advancing direction of the electron beam 3, whereby a periodic magnetic field is formed.
    • 10. 发明专利
    • JPH05299199A
    • 1993-11-12
    • JP10091892
    • 1992-04-21
    • TOSHIBA CORP
    • OTA TOMOKO
    • G21K1/093H05H7/04H05H13/04
    • PURPOSE:To facilitate the fine adjustment of the periodic magnetic field by increasing or decreasing the number of shims inserted between a magnet holder and a magnet holder support, and changing the gap length between upper and lower permanent magnet trains. CONSTITUTION:Multiple shims 9 made of a nonmagnetic metal thin plate are inserted between a magnet holder 2a and a magnet holder support 3a to assemble an undulator. The magnetic field on the center axis of the undulator is measured, the error between the magnetic field and the ideal value of the periodic magnetic field is obtained, a bolt 8a and a disk 8b provided on the support 3a and connecting bolts 7 of the holder 2a and the support 3a are operated, and the number of the shims 9 is increased or decreased in response to the plus or minus of the error to correct it. The fine adjustment of the magnetic field is made on each permanent magnet 1a. The complete periodic magnetic field can be easily formed on the center axis of the undulator.