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    • 31. 发明专利
    • Wind power generation system and control method for the same
    • 风力发电系统及其控制方法
    • JP2013174231A
    • 2013-09-05
    • JP2012070191
    • 2012-03-26
    • Toshiba Corp株式会社東芝
    • TANAKA MOTOFUMIMATSUDA HISASHIWADA KUNIHIKOYASUI SUKEYUKIGOTO SHOHEISHIMURA NAOHIKOISHIWATARI YUTAKAKINOSHITA SUSUMUOZAKI TAMONMIZUNO SUEYOSHINODA SHINICHI
    • F03D7/04F03D11/00H02P9/00
    • Y02E10/722Y02E10/723
    • PROBLEM TO BE SOLVED: To provide a wind power generation system and a control method for the same capable of optimization of a flow on a blade surface and improvement of power generation output.SOLUTION: A wind power generation system 10 of an embodiment includes a rotor 40 having a hub 41 and blades 42, a nacelle 31 for pivotally supporting the rotor 40, a tower 30 for supporting the nacelle 31, an airflow generation device 60 provided in a leading edge of each of the blades 42 and having a first electrode 61 and a second electrode 62 which are separated via a dielectric, a discharge power supply 65 capable of applying a voltage between the electrodes of the airflow generation device 60, and a control unit 110 controlling the discharge power supply 65. The control unit 110 controls the voltage from the discharge power supply 65 to perform pulse modulation so that a value of a relational expression fC/U is 0.1 or larger and 9 or smaller where f is a pulse modulation frequency of the voltage, C is a chord length of the blades 42, and U is a relative velocity combining a peripheral velocity of the blades 42 and a wind velocity, so as to generate a plasma induced flow.
    • 要解决的问题:提供一种能够优化叶片表面的流动并提高发电输出的风力发电系统及其控制方法。解决方案:实施例的风力发电系统10包括转子 40具有轮毂41和叶片42,用于枢转地支撑转子40的机舱31,用于支撑机舱31的塔架30,设置在每个叶片42的前缘中的气流发生装置60,并具有第一电极61 以及通过电介质分离的第二电极62,能够在气流产生装置60的电极之间施加电压的放电电源65和控制放电电源65的控制单元110.控制单元110控制 电压从放电电源65进行脉冲调制,使得关系式fC / U的值为0.1以上且9以下,其中f是vo的脉冲调制频率 匝数C是叶片42的弦长,U是组合叶片42的圆周速度和风速的相对速度,以产生等离子体感应流。
    • 32. 发明专利
    • Stationary induction apparatus
    • 静电感应装置
    • JP2013077654A
    • 2013-04-25
    • JP2011215712
    • 2011-09-29
    • Toshiba Corp株式会社東芝
    • AKIMOTO KIYOKATSUMIZUNO SUEYOSHINODA SHINICHIMIN ZIABE SHINICHIROSADAKATA TORU
    • H01F27/33
    • PROBLEM TO BE SOLVED: To provide a stationary induction apparatus that realizes a vibration reduction and a noise reduction.SOLUTION: An apparatus main body of a stationary induction apparatus of one embodiment is accommodated, together with an insulating medium, in a tank having an upper tank and a lower tank. The upper tank is provided with an upper tank bonding member that extends along an edge of a lower tank side and toward a horizontal direction of an outside of the upper tank. The lower tank is provided with a lower tank bonding member that extends along an edge of an upper tank side and toward a horizontal direction of an outside of the lower tank and is joined to the upper tank bonding member. A first dissimilar material is interposed between the upper tank bonding member and the lower tank bonding member. The first dissimilar material has a Young's modulus different from those of the upper tank bonding member and the lower tank bonding member.
    • 要解决的问题:提供实现减振和降噪的固定式感应装置。 解决方案:一个实施例的固定式感应装置的装置主体与绝缘介质一起容纳在具有上罐和下罐的罐中。 上部箱体设置有沿着下部罐侧的边缘并且朝向上部箱的外侧的水平方向延伸的上部箱体接合构件。 下箱设有下罐接合构件,其沿着上罐侧的边缘并且朝向下罐的外侧的水平方向延伸并且接合到上罐接合构件。 第一不同材料插入在上罐接合构件和下罐接合构件之间。 第一种不同材料的杨氏模量与上罐接合部件和下罐接合部件的杨氏模量不同。 版权所有(C)2013,JPO&INPIT
    • 33. 发明专利
    • Blade vibration measuring apparatus
    • 叶片振动测量装置
    • JP2013061224A
    • 2013-04-04
    • JP2011199452
    • 2011-09-13
    • Toshiba Corp株式会社東芝
    • NAKAYAMA KOICHIOZAKI KENJIMATSUDA HISASHISAKAKIDA HITOSHIHIRANO TOSHIOHIRATE TOSHIMASAMIZUNO SUEYOSHISAITO IKUO
    • G01H17/00
    • PROBLEM TO BE SOLVED: To reduce the time and costs required for a blade vibration measuring method by directly measuring displacement of a turbine rotor blade in the direction of a rotary shaft.SOLUTION: A blade vibration measuring apparatus comprises: a non-contact displacement gauge 3 which measures displacement of a turbine rotor blade 2 in the direction of a rotary shaft 1 and outputs a displacement measuring signal; a blade distal end position identifying device 4 to which the displacement measuring signal is given, and which outputs a blade distal end position identifying signal for identifying a distal end position of the turbine rotor blade on the basis of a distance between the non-contact displacement gauge and the distal end position; and a blade vibration calculating device 5 to which the blade distal end position identifying signal is given, and which calculates a vibration amplitude and a vibration frequency of the turbine rotor blade on the basis of a temporal change in the distance from the non-contact displacement gauge to the distal end position of the turbine rotor blade.
    • 要解决的问题:通过直接测量涡轮转子叶片沿旋转轴的方向的位移来减少叶片振动测量方法所需的时间和成本。 解决方案:叶片振动测量装置包括:非接触位移计3,其测量涡轮转子叶片2沿旋转轴1的方向的位移并输出位移测量信号; 叶片远端位置识别装置4,其具有位移测量信号,并且基于非接触位移之间的距离输出用于识别涡轮转子叶片的远端位置的叶片远端位置识别信号 表头和远端位置; 以及刀片振动计算装置5,叶片前端位置识别信号被赋予到叶片振动计算装置5,并且根据与非接触位移的距离的时间变化计算涡轮转子叶片的振动振幅和振动频率 测量到涡轮转子叶片的远端位置。 版权所有(C)2013,JPO&INPIT
    • 35. 发明专利
    • Permanent magnet rotary electric machine
    • 永磁电机旋转电机
    • JP2012010565A
    • 2012-01-12
    • JP2010146938
    • 2010-06-28
    • Toshiba Corp株式会社東芝
    • MISU DAISUKEMIZUNO SUEYOSHIYUKI KAZUAKI
    • H02K21/12H02K9/02H02K9/06H02K11/00
    • PROBLEM TO BE SOLVED: To provide a permanent magnet rotary electric machine that can decrease the volume of a rotary electric machine and a control device, and can improve the reliability by cooling the control device via forced cooling of the rotary electric machine.SOLUTION: A permanent magnet rotary electric machine comprises: a stator 6 having an armature winding 4 whose inside is hollow; two permanent magnet arrays 2, 3 that are circumferential-directionally arranged in the Halbach array, and that are supported by the stator 6 to become hollow; a rotator 5 in which the armature winding 4 of the stator 6 is installed between the permanent magnet arrays 2 and 3, and the direction of the magnetic pole of the outside permanent magnet array 2 in the permanent magnet arrays 2, 3 and the direction of the magnetic pole of the inside permanent magnet array 3 in the permanent magnet arrays 2, 3 are identical for the direction of the magnetic pole in the radial direction, and reverse for the direction of the magnetic pole in the peripheral direction; and a control device 7 which is for driving a rotary electric machine 1 and is arranged in the inside space located between the stator 6 and the rotator 5.
    • 要解决的问题:提供一种可以减小旋转电机和控制装置的体积的永磁式旋转电机,并且可以通过旋转电机的强制冷却来冷却控制装置来提高可靠性。 解决方案:永磁式旋转电机包括:定子6,其内部具有中空的电枢绕组4; 两个永磁体阵列2,3,其周向定位在Halbach阵列中,由定子6支撑成中空的; 定子6的电枢绕组4安装在永磁体阵列2,3之间的旋转体5和永磁体阵列2,3中的外部永磁体阵列2的磁极的方向以及永久磁铁阵列2,3的方向 永磁体阵列2,3中的内侧永久磁铁阵列3的磁极与磁极的径向方向相同,而在磁极方向上与磁极方向相反。 以及用于驱动旋转电机1并设置在定子6和转子5之间的内部空间中的控制装置7.版权所有(C)2012,JPO&INPIT
    • 36. 发明专利
    • Permanent magnet rotating electrical machine
    • 永磁电机
    • JP2010284035A
    • 2010-12-16
    • JP2009136335
    • 2009-06-05
    • Toshiba Corp株式会社東芝
    • MISU DAISUKEMIZUNO SUEYOSHIMORISHITA AKIHIRA
    • H02K16/02H02K1/27H02K21/12
    • PROBLEM TO BE SOLVED: To provide a permanent magnet rotating electrical machine for increasing the torque/mass ratio, while suppressing torque pulsation.
      SOLUTION: The rotating electrical machine includes a stator having armature windings; and a rotor which is rotatably supported with respect to the stator, and has an outside permanent magnet train and an inside permanent magnet train arranged in a Halbach array from a rotary shaft to a circumferential direction, and in which the armature windings are disposed between the outside permanent magnet train and the inside permanent magnet train in the circumferential direction, and the magnetic poles of outside permanent magnets and the magnetic poles of inside permanent magnets are directed in the same direction as to the direction of magnetic poles in the radial direction and directed in the reverse direction as to the direction of magnetic poles in the circumferential direction. The energy product of the cross section in the radial direction of the outside permanent magnet train is same as that of the cross section of the radial direction of the inside permanent magnet train, and the lengths of the outside permanent magnet train and the inside permanent magnet train are same in the rotary shaft direction.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于在抑制转矩脉动的同时提高扭矩/质量比的永磁式旋转电机。 旋转电机包括具有电枢绕组的定子; 以及相对于定子可旋转地支撑的转子,具有从旋转轴向周向配置成Halbach阵列的外部永久磁铁列和内侧永磁铁列,其中,电枢绕组配置在 外侧永久磁铁列和内部永久磁铁列在圆周方向上,并且外部永磁体的磁极和内部永磁体的磁极沿与径向方向的磁极方向相同的方向被引导并且被引导 在与圆周方向的磁极方向相反的方向上。 外侧永久磁铁列的径向横截面的能量积与内侧永久磁铁列的径向横截面的能量乘积相同,外部永久磁铁列和内侧永久磁铁的长度 列车在旋转轴方向上相同。 版权所有(C)2011,JPO&INPIT
    • 37. 发明专利
    • Permanent magnet rotating electrical machine
    • 永磁电机
    • JP2010110128A
    • 2010-05-13
    • JP2008280282
    • 2008-10-30
    • Toshiba Corp株式会社東芝
    • MISU DAISUKEMIZUNO SUEYOSHIMORISHITA AKIHIRA
    • H02K1/27H02K21/14H02K21/22
    • PROBLEM TO BE SOLVED: To provide a permanent magnet rotating electrical machine which is reduced in weight by being thinned in the axial direction and provides high output.
      SOLUTION: In a permanent magnet rotating electrical machine comprising: a stator having an armature winding; and a rotor having permanent magnets rotatably supported to the stator and arranged in a Halbach array, two arrays of permanent magnets arranged in a Halbach array are provided in the peripheral direction from the center of rotation of the rotor, and the armature winding of the stator is provided between the arrays of permanent magnets. Each array of permanent magnets is composed of a combination of nearly triangular magnets. The directions of magnetic poles of individual permanent magnets in the outside array of permanent magnets and in the inside array of permanent magnets are the same in the radial direction, and reverse in the peripheral direction.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 解决的问题:提供一种通过在轴向上变薄并提供高输出而减轻重量的永磁式旋转电机。 解决方案:一种永磁式旋转电机,包括:具有电枢绕组的定子; 具有可旋转地支撑在定子上且具有Halbach阵列的永久磁铁的转子,从转子的旋转中心的周向设置有沿Halbach阵列排列的两组永磁体,定子的电枢绕组 设置在永磁体阵列之间。 每个永久磁铁阵列由几乎三角形的磁铁组成。 永久磁铁的外侧阵列和永久磁铁的内侧阵列中的各个永久磁铁的磁极的方向在径向方向上相同,并且在周向方向上相反。 版权所有(C)2010,JPO&INPIT
    • 38. 发明专利
    • Rotating machine and operation method therefor
    • 旋转机及其操作方法
    • JP2006211770A
    • 2006-08-10
    • JP2005018192
    • 2005-01-26
    • Toshiba Corp株式会社東芝
    • MIZUNO SUEYOSHINODA SHINICHIKOBAYASHI YOSHITAKA
    • H02K5/24H02K9/06
    • PROBLEM TO BE SOLVED: To provide a rotating machine and operation method capable of suppressing noises without impairing ventilation characteristics with simple configuration.
      SOLUTION: This machine, including a cooling fan 11 mounted on an shaft end of a rotating machine body 1 and a fan cover 12 covering the cooling fan 11, sucking air from a suction opening 16 of the fan cover 12 and discharging air from a discharge opening 17 to an outer periphery section of the machine body 1, is structured so that a frequency f
      z of vane rotating noise and a frequency of an integral multiple of f
      z may not meet or approximate a Helmholtz resonance frequency of a space in the fan cover 12.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种旋转机器和操作方法,其能够以简单的构造在不损害通风特性的情况下抑制噪声。

      解决方案:该机器包括安装在旋转机体1的轴端的冷却风扇11和覆盖冷却风扇11的风扇盖12,从风扇盖12的吸入口16吸入空气并排出空气 从排出口17到机体1的外周部分的结构,使得叶片旋转噪声的频率f Z 和f z的整数倍的频率, SB>可能不符合或近似风扇盖12中的空间的亥姆霍兹共振频率。版权所有(C)2006,JPO&NCIPI