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    • 21. 发明授权
    • Rotor of dynamo-electric machine
    • 发电机转子
    • US06930432B2
    • 2005-08-16
    • US10790749
    • 2004-03-03
    • Naohide MaedaYoshihito AsaoMasahiko Fujita
    • Naohide MaedaYoshihito AsaoMasahiko Fujita
    • H02K19/22H02K1/22H02K1/27H02K12/21
    • H02K21/044
    • A rotor of a dynamo-electric machine according to the present invention including a pole core provided so as to cover a rotor coil generating a magnetic flux and being made up of a first pole core body and a second pole core body having respectively tooth-shaped magnetic poles projecting so as to mesh alternately with each other, includes magnet ASSYs as the magnetic element having magnets disposed on the both side surfaces of the tooth-shaped magnetic poles for reducing magnetic flux leakage from between the side surfaces of the adjacent tooth-shaped magnetic poles, and magnet retaining members for supporting the magnets on the tooth-shaped magnetic poles, and resin members filled between the magnet ASSYs at the position between the opposing surfaces thereof.
    • 根据本发明的发电机的转子包括:极芯,其设置成覆盖产生磁通的转子线圈,并且由第一极芯体和第二极芯体构成,分别具有齿形 磁极彼此交替地凸出的磁极包括作为磁性元件的磁性元件,该磁性元件具有设置在齿形磁极的两个侧面上的磁体,用于减少相邻齿形的侧表面之间的磁通量泄漏 磁极和用于将磁体支撑在齿形磁极上的磁体保持构件以及填充在磁体组件之间的相对表面之间的位置处的树脂构件。
    • 22. 发明授权
    • Vehicular generator-motor control apparatus
    • 车辆发电机 - 电机控制装置
    • US07723933B2
    • 2010-05-25
    • US11651583
    • 2007-01-10
    • Masahiko FujitaYoshihito Asao
    • Masahiko FujitaYoshihito Asao
    • H02P7/32
    • F02N11/04F02N2011/0874H02P6/14H02P9/24H02P2101/45
    • A vehicular generator-motor control apparatus wherein a winding field type salient-pole generator-motor 1 (in FIG. 1) for a vehicle is subjected to a conduction control by a DC-AC converter 2, characterized in that a stator 1A of the vehicular winding field type salient-pole generator-motor 1 is energized by rectangular wave voltages at those conduction start angles δ of respective phases of the stator 1A which are shifted a predetermined angle relative to a rotor position, and that the conduction start angles δ of the respective phases change substantially continuously in accordance with an input voltage of the DC-AC converter 2 and a revolution speed of the generator-motor 2.
    • 一种车辆发电机 - 电动机控制装置,其特征在于,其中用于车辆的绕组磁场型凸极发电机1(图1)由DC-AC转换器2进行导通控制,其特征在于, 车辆用卷绕场型凸极发电机1以定子1A的各相的导通起始角δ相对于转子位置偏移了规定角度的矩形波电压而通电,并且导通开始角δ 各相根据DC-AC转换器2的输入电压和发电电动机2的转速基本连续变化。
    • 25. 发明授权
    • Electric rotating machine
    • 电动旋转机
    • US07208856B2
    • 2007-04-24
    • US11030908
    • 2005-01-10
    • Daisuke ImaiYoshihito AsaoMasahiko Fujita
    • Daisuke ImaiYoshihito AsaoMasahiko Fujita
    • H02K1/22H02K1/04H01F1/053H01F41/02
    • H02K21/044H02K1/04
    • Claw-shaped magnetic poles are alternately disposed along the rotation plane of a rotor of an electric rotating machine, and a permanent magnet is disposed between the claw-shaped magnetic poles. Surface of the permanent magnet is coated with a coating layer. The coating layer is composed of a anticorrosive material performing sacrificial anticorrosion (metal flake in a coating film rusts prior to a matrix resulting in protection of the matrix) such as inorganic material containing zinc and a film of the anticorrosive material is formed by spraying. Ionization tendency of zinc is larger than that of iron composing the permanent magnet, and the permanent magnet is difficult to be rusted owing to the sacrificial anticorrosion. Consequently, anticorrosion of the permanent magnet disposed between the claw-shaped magnetic poles is improved.
    • 爪形磁极沿旋转电机的转子的旋转平面交替布置,并且永磁体设置在爪形磁极之间。 永磁体的表面涂覆有涂层。 涂层由防腐蚀材料(包括在保护基体的基体之前在涂膜中生锈的金属薄片)如含锌的无机材料和防腐蚀材料的膜形成的防腐材料组成。 锌的离子化趋势大于构成永磁体的铁的电离倾向,由于牺牲防腐蚀,永磁体难以生锈。 因此,提高了设置在爪形磁极之间的永磁体的防腐蚀。
    • 26. 发明授权
    • Rotary electric machine for vehicle and control device thereof
    • 车辆用旋转电机及其控制装置
    • US06940197B2
    • 2005-09-06
    • US10838305
    • 2004-05-05
    • Masahiko FujitaYoshihito Asao
    • Masahiko FujitaYoshihito Asao
    • H02P9/14H02J7/14H02J7/16H02K1/22H02K1/27H02K19/22H02K21/12
    • H02K21/044H02J7/1492H02J7/166H02K11/048Y02T10/7005Y02T10/92
    • The rotary electric machine includes an armature core constituting a stator having an armature coil for charging a vehicle battery with its output voltage; rotor cores disposed inside the armature core with a predetermined gap therebetween and made up of magnetic pole parts formed as claw poles so that adjacent magnetic poles are different and cylindrical parts carrying a field coil; and permanent magnets provided in the magnetic circuit of the rotor cores for supplying magnetic flux along with the field coil to the armature core. The magnetizing force of the permanent magnets with respect to the armature core is set so that at a predetermined speed the output voltage of the armature coil immediately after a field current passed through the field coil is returned to zero from the maximum magnetizing force exerted by the field current does not exceed the charging voltage of the battery.
    • 所述旋转电机包括构成定子的电枢铁芯,所述定子具有电枢线圈,用于以其输出电压对车辆电池充电; 转子芯设置在电枢铁芯内部,其间具有预定的间隙,由形成为爪极的磁极部分构成,使得相邻的磁极不同,并带有励磁线圈的圆柱形部分; 以及设置在转子芯的磁路中的永久磁铁,用于将磁通与励磁线圈一起提供给电枢铁芯。 永磁体相对于电枢铁心的磁化力被设定为使得在预定速度下,立即在通过励磁线圈的励磁电流之后的电枢线圈的输出电压从由该励磁线圈施加的最大磁化力返回到零 励磁电流不超过电池的充电电压。
    • 30. 发明授权
    • Electric rotating machine and manufacturing process thereof
    • 电动旋转机及其制造工艺
    • US07109630B2
    • 2006-09-19
    • US10991480
    • 2004-11-19
    • Naohide MaedaYoshihito AsaoMasahiko Fujita
    • Naohide MaedaYoshihito AsaoMasahiko Fujita
    • H02K1/22
    • H02K21/044
    • In an electric rotating machine, a rotor can be manufactured relatively easily at reasonable cost without high working accuracy for pole cores, and a permanent magnet can be assembled without impairing cooling efficiency of the rotor. A magnet-holding member 7 is separately fixed to a claw-shaped magnetic pole 21 of at least one of a pair of pole cores 2, 3; each magnet-holding member 7 is provided with a magnet mounting part 72 on which a permanent magnet 5 is mounted on two sides of the claw-shaped magnetic pole 21 in circumferential direction; and each magnet mounting part 72 is formed so as to be located between the claw-shaped magnetic poles 21, 31 engaged with each other.
    • 在旋转电机中,可以以合理的成本相对容易地制造转子,而不会对极芯的加工精度高,并且可以组装永磁体而不损害转子的冷却效率。 磁体保持部件7分别固定在一对磁极铁芯2,3的至少一个的爪形磁极21上, 每个磁体保持构件7设置有磁体安装部分72,永磁体5在圆周方向上安装在爪形磁极21的两侧上; 并且每个磁体安装部分72形成为位于彼此接合的爪形磁极21,31之间。