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    • 4. 发明授权
    • Electric motor driving device and vehicle equipped with the same
    • 电动机驱动装置和车辆配备相同
    • US08896252B2
    • 2014-11-25
    • US13081040
    • 2011-04-06
    • Eiji YamadaRyoji MizutaniNobuyuki MatsuiTakashi Kosaka
    • Eiji YamadaRyoji MizutaniNobuyuki MatsuiTakashi Kosaka
    • H02P23/00H02P6/08B60L15/20
    • B60L15/20H02P6/085H02P23/009H02P2201/09H02P2201/11H02P2207/05Y02T10/644Y02T10/645Y02T10/7275
    • An electric motor driving device that drives an electric motor including a field winding, a rotor and a stator, wherein the rotor and the stator each form a field pole by passing a field current through the field winding, includes: a power supply device; a converter including a reactor that at least partially serves as the field winding shared with the electric motor, and configured to receive a voltage from the power supply device to carry out voltage conversion between first and second power lines and to pass the field current through the field winding during voltage conversion operation; an inverter configured to convert a direct-current power received from the converter to an alternating-current power for driving the electric motor; and a controller controlling the converter so that a current flows through the field winding in the same direction both during power running and regeneration of the electric motor.
    • 一种驱动包括励磁绕组,转子和定子的电动机的电动机驱动装置,其中,转子和定子通过励磁电流通过励磁绕组而形成场极,包括:电源装置; 转换器,包括至少部分地用作与电动机共享的励磁绕组的电抗器,并且被配置为从电源装置接收电压,以在第一和第二电力线之间进行电压转换,并使励磁电流通过 电压转换运行时励磁绕组; 逆变器,被配置为将从转换器接收的直流电力转换为用于驱动电动机的交流电力; 以及控制所述转换器的控制器,使得在电动机的动力运行和再生期间,电流在相同的方向上流过励磁绕组。
    • 7. 发明申请
    • ELECTRIC MOTOR DRIVING DEVICE AND VEHICLE EQUIPPED WITH THE SAME
    • 电动马达驱动装置和装有该电机的车辆
    • US20110241598A1
    • 2011-10-06
    • US13081040
    • 2011-04-06
    • Eiji YamadaRyoji MizutaniNobuyuki MatsuiTakashi Kosaka
    • Eiji YamadaRyoji MizutaniNobuyuki MatsuiTakashi Kosaka
    • H02P7/28
    • B60L15/20H02P6/085H02P23/009H02P2201/09H02P2201/11H02P2207/05Y02T10/644Y02T10/645Y02T10/7275
    • An electric motor driving device that drives an electric motor including a field winding, a rotor and a stator, wherein the rotor and the stator each foam a field pole by passing a field current through the field winding, includes: a power supply device; a converter including a reactor that at least partially serves as the field winding shared with the electric motor, and configured to receive a voltage from the power supply device to carry out voltage conversion between first and second power lines and to pass the field current through the field winding during voltage conversion operation; an inverter configured to convert a direct-current power received from the converter to an alternating-current power for driving the electric motor; and a controller controlling the converter so that a current flows through the field winding in the same direction both during power running and regeneration of the electric motor.
    • 一种驱动包括励磁绕组,转子和定子的电动机的电动机驱动装置,其特征在于,所述转子和所述定子通过励磁电流通过所述励磁绕组而使所述励磁电极发电,包括:电源装置; 转换器,包括至少部分地用作与电动机共享的励磁绕组的电抗器,并且被配置为从电源装置接收电压,以在第一和第二电力线之间进行电压转换,并使励磁电流通过 电压转换运行时励磁绕组; 逆变器,被配置为将从转换器接收的直流电力转换为用于驱动电动机的交流电力; 以及控制所述转换器的控制器,使得在电动机的动力运行和再生期间,电流在相同的方向上流过励磁绕组。
    • 8. 发明申请
    • ROTATING ELECTRIC MOTOR
    • 旋转电机
    • US20100019606A1
    • 2010-01-28
    • US12519079
    • 2008-01-29
    • Ryoji MizutaniKazutaka TatematsuEiji YamadaNobuyuki MatsuiTakashi Kosaka
    • Ryoji MizutaniKazutaka TatematsuEiji YamadaNobuyuki MatsuiTakashi Kosaka
    • H02K21/04
    • H02K21/046H02K1/278H02K16/02H02K21/14Y02T10/641
    • A rotating electric motor includes a stator core, a rotational shaft capable of rotation, a field yoke allowing a flow of magnetic flux in an axial direction, first and second rotor cores fixedly installed on the rotational shaft, a first magnet fixedly installed between the first rotor core and the second rotor core, a first rotor teeth formed at the first rotor core, a second magnet provided alongside of the first rotor teeth in the circumferential direction of the first rotor core, a second rotor teeth formed at the outer surface of the second rotor core, protruding outwardly in the radial direction, a third magnet provided alongside of the second rotor core in the axial direction, and windings that can control the density of magnetic flux between at least one of the first rotor core and second rotor core and the stator core.
    • 旋转电动机包括定子铁芯,能够旋转的旋转轴,允许磁通量沿轴向流动的励磁轭,固定地安装在旋转轴上的第一和第二转子芯,固定地安装在第一 转子铁芯和第二转子铁芯,形成在第一转子铁芯上的第一转子齿,在第一转子铁心的圆周方向上设置在第一转子齿旁边的第二磁体,形成在第一转子铁芯的外表面的第二转子齿; 第二转子芯,沿径向向外突出;第三磁体,沿着轴向方向设置在第二转子芯的旁边;以及绕组,其可以控制第一转子铁心和第二转子铁芯中的至少一个之间的磁通密度,以及 定子铁芯。
    • 9. 发明授权
    • Rotating electric motor
    • 旋转电动机
    • US07969056B2
    • 2011-06-28
    • US12519079
    • 2008-01-29
    • Ryoji MizutaniKazutaka TatematsuEiji YamadaNobuyuki MatsuiTakashi Kosaka
    • Ryoji MizutaniKazutaka TatematsuEiji YamadaNobuyuki MatsuiTakashi Kosaka
    • H02K1/22H02K21/04
    • H02K21/046H02K1/278H02K16/02H02K21/14Y02T10/641
    • A rotating electric motor includes a stator core, a rotational shaft capable of rotation, a field yoke allowing a flow of magnetic flux in an axial direction, first and second rotor cores fixedly installed on the rotational shaft, a first magnet fixedly installed between the first rotor core and the second rotor core, a first rotor teeth formed at the first rotor core, a second magnet provided alongside of the first rotor teeth in the circumferential direction of the first rotor core, a second rotor teeth formed at the outer surface of the second rotor core, protruding outwardly in the radial direction, a third magnet provided alongside of the second rotor core in the axial direction, and windings that can control the density of magnetic flux between at least one of the first rotor core and second rotor core and the stator core.
    • 旋转电动机包括定子铁芯,能够旋转的旋转轴,允许磁通量沿轴向流动的励磁轭,固定地安装在旋转轴上的第一和第二转子芯,固定地安装在第一 转子铁芯和第二转子铁芯,形成在第一转子铁芯上的第一转子齿,在第一转子铁芯的圆周方向上设置在第一转子齿旁边的第二磁体,形成在第一转子铁芯的外表面的第二转子齿; 第二转子芯,沿径向向外突出;第三磁体,沿着轴向方向设置在第二转子芯的旁边;以及绕组,其可以控制第一转子铁心和第二转子铁芯中的至少一个之间的磁通密度,以及 定子铁芯。
    • 10. 发明授权
    • Image pickup apparatus
    • 摄像设备
    • US08494355B2
    • 2013-07-23
    • US13070380
    • 2011-03-23
    • Takashi Kosaka
    • Takashi Kosaka
    • G03B13/02G03B13/16
    • G03B13/16
    • An image pickup apparatus is provided that can switch between an optical viewfinder mode for identifying an object using an optical viewfinder and a live view mode for identifying an image of an object using a monitor. The apparatus includes an auto-focus unit able to be configured in the optical viewfinder mode; and a control unit configured to switch, in a case where a mode for performing exposure control in association with an auto-focus result obtained by the auto-focus unit is set, when the optical viewfinder mode is switched to the live view mode, to a mode for performing exposure control not in association with the auto-focus result.
    • 提供一种能够使用光学取景器在用于识别对象的光学取景器模式和使用监视器识别对象的图像的实时取景模式之间切换的图像拾取装置。 该装置包括能够配置在光学取景器模式中的自动对焦单元; 以及控制单元,被配置为在将与自动对焦单元获得的自动对焦结果相关联地进行曝光控制的模式被设定的情况下,在光学取景器模式切换到实时取景模式时,切换为 用于执行不与自动对焦结果相关联的曝光控制的模式。