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1. 发明申请

US20020096964A1 Alternating current generator for vehicle 有权
标题翻译：车用交流发电机
公开(公告)号：US20020096964A1
公开(公告)日：2002-07-25
申请号：US10102854
申请日：2002-03-22
申请人： MITSUBISHI DENKI KABUSHIKI KAISHA
发明人： Haruyuki Kometani , Yoshihito Asao , Masahiko Fujita , Katsumi Adachi
IPC分类号： H02K001/22
CPC分类号： H02K1/243 , H02K19/22 , H02K2201/06
摘要： The generator comprises a stator core 4 in which a three-phase stator coil 5 is wound and inserted into slots, a first rotor core 8 and a second rotor core 9 which are provided in the side of an inner diameter of this stator core 4 and rotate with a rotating shaft 7, a field coil 10 for magnetizing these first and second rotor cores 8 and 9 in different magnetic poles, and a plurality of magnetic poles 23 and 24 which are provided so as to extend to an axial direction of the rotating shaft 7 from the first and second rotor cores 8 and 9 and are arranged so as to have engagement alternately through predetermined gaps 25 and 26 between the magnetic poles and are opposite to the surface of the inner diameter of the stator core 4, and it is configured so that these magnetic poles 23 and 24 have a plurality of parts 23a 24a and 23b, 24b in the axial direction and are stepwise formed and the respective parts are set to different widths in a rotational direction.
摘要翻译：发电机包括定子铁芯4，其中三相定子线圈5被卷绕并插入槽中，第一转子铁芯8和第二转子铁芯9设置在该定子铁心4的内径侧; 用旋转轴7旋转，用于将这些第一和第二转子铁芯8和9磁化在不同磁极中的励磁线圈10以及设置成沿旋转轴线方向延伸的多个磁极23和24 轴7从第一转子芯8和第二转子芯9延伸，并且被布置成在磁极之间通过预定的间隙25和26交替地形成并且与定子铁心4的内径的表面相反，被配置为使得这些磁极23和24在轴向上具有多个部分23a 24a和23b，24b并且被逐步形成，并且各个部分在旋转方向上设定为不同的宽度。

2. 发明申请

US20040232793A1 Rotary electric machine for vehicle and control device thereof 有权
标题翻译：车辆用旋转电机及其控制装置
公开(公告)号：US20040232793A1
公开(公告)日：2004-11-25
申请号：US10838305
申请日：2004-05-05
申请人： MITSUBISHI DENKI KABUSHIKI KAISHA
发明人： Masahiko Fujita , Yoshihito Asao
IPC分类号： H02K047/04 , H02K021/12 , H02K011/00
CPC分类号： H02K21/044 , H02J7/1492 , H02J7/166 , H02K11/048 , Y02T10/7005 , Y02T10/92
摘要： 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.
摘要翻译：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。

3. 发明申请

US20040174089A1 Rotor of dynamo-electric machine 有权
标题翻译：发电机转子
公开(公告)号：US20040174089A1
公开(公告)日：2004-09-09
申请号：US10790749
申请日：2004-03-03
申请人： MITSUBISHI DENKI KABUSHIKI KAISHA
发明人： Naohide Maeda , Yoshihito Asao , Masahiko Fujita
IPC分类号： H02K001/12 , H02K001/22
CPC分类号： H02K21/044
摘要： 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.
摘要翻译：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。

4. 发明申请

US20040140731A1 Rotating electrical machine for vehicle 失效
标题翻译：汽车旋转电机
公开(公告)号：US20040140731A1
公开(公告)日：2004-07-22
申请号：US10698387
申请日：2003-11-03
申请人： MITSUBISHI DENKI KABUSHIKI KAISHA
发明人： Haruyuki Kometani , Masaya Inoue , Yoshihito Asao , Masahiko Fujita , Toshiyuki Yoshizawa , Hiroyuki Akita
IPC分类号： H02K001/22
CPC分类号： H02K1/243 , H02K19/26
摘要： A rotating electrical machine for a vehicle includes a stator having a multi-phase armature winding, a rotor having a pair of field cores which rotate together with a rotating shaft, and a field winding for magnetizing the pair of field cores, the pair of field cores respectively includes magnetic poles extending in an axial direction of the rotating shaft and being arranged to alternately engage with each other through a predetermined clearance Dc, each of the magnetic poles having a width in a rotation direction thereof is formed in a stair shape to be smaller toward a tip of the width, and the clearance Dc between adjacent the magnetic poles is set within a range from 50null to 70null in electrical angle. As a result, the rotating electrical machine for a vehicle can be obtained in which exciting force of harmonic components is reduced, electromagnetic noise, torque ripple and the like are effectively suppressed, and the productivity is excellent.
摘要翻译：一种用于车辆的旋转电机包括具有多相电枢绕组的定子，具有与旋转轴一起旋转的一对场磁芯的转子和用于磁化该对场磁芯的励磁绕组，该对场芯分别包括在旋转轴的轴向方向上延伸的磁极，并且被布置为以预定间隙Dc彼此交替地接合，每个磁极具有其旋转方向的宽度形成为阶梯形状朝向宽度的尖端较小，并且相邻磁极之间的间隙Dc以电角度设定在50°至70°的范围内。结果，可以获得有效抑制谐波分量的激励力，电磁噪声，转矩波动等的车辆用旋转电机，生产率优异。

5. 发明申请

US20040080291A1 Control method of dynamo-electric machine for vehicle 有权
标题翻译：车用发电机控制方法
公开(公告)号：US20040080291A1
公开(公告)日：2004-04-29
申请号：US10458188
申请日：2003-06-11
申请人： MITSUBISHI DENKI KABUSHIKI KAISHA
发明人： Masaya Inoue , Haruyuki Kometani , Toshiyuki Yoshizawa , Masahiko Fujita , Tsunenobu Yamamoto , Yoshihito Asao , Shinji Nishimura
IPC分类号： H02K023/00
CPC分类号： H02P1/46 , F02N11/04
摘要： A control method of controlling an electric rotating machine for vehicle includes an electric rotating machine 1 comprised of a rotator having a field winding 5 and a stator having an armature winding 3, a field current controller 9 for controlling a field current supplied from a direct-current power supply to the field winding 5, and a power converter 6 for converting a direct-current power into an alternating-current power and applying the power to the armature winding 3. When the field current controller 9 starts to supply a current to the field winding 5 for starting an internal combustion engine, the power converter 6 supplies a power to the armature winding 3 so that magnetic flux in a direction opposite to that generated by the field winding 5 is generated simultaneously with or immediately before starting the power supply.
摘要翻译：控制车辆用旋转电机的控制方法包括由具有励磁绕组5的转子和具有电枢绕组3的定子构成的旋转电机1，励磁电流控制器9，用于控制从直流电动机提供的励磁电流，到励磁绕组5的电流供电;以及用于将直流电力转换为交流电力并向电枢绕组3施加电力的功率转换器6.当励磁电流控制器9开始向电力转换器6向电枢绕组3供给电力，使得与励磁绕组5产生的方向相反的方向的磁通同时或者在开始供电之前立即产生。

6. 发明申请

US20030159272A1 Iron core of rotating-electric machine and manufacturing method for the same 有权
标题翻译：铁芯的旋转电机及其制造方法相同
公开(公告)号：US20030159272A1
公开(公告)日：2003-08-28
申请号：US10427902
申请日：2003-05-02
申请人： MITSUBISHI DENKI KABUSHIKI KAISHA
发明人： Masahiko Fujita , Yoshihiro Harada , Naohiro Oketani , Katsumi Adachi
IPC分类号： H02K015/00 , H02K015/14
CPC分类号： H02K15/024 , H02K1/16 , H02K1/165 , H02K3/28 , H02K15/06 , Y10T29/49009 , Y10T29/49012 , Y10T29/49071 , Y10T29/49078 , Y10T29/53143
摘要： An iron core of a rotating-electric machine and a manufacturing method for the same permit a uniform curvature to be easily obtained over an entire circumference of the iron core. The iron core has laminated magnetic plate strips, a cylindrical core proximal portion, a plurality of teeth projecting in a substantially radial direction from the core proximal portion, and slots for accommodating a winding that are located between the teeth adjacent to each other. The iron core is fabricated by curving both end portions of a substantially hexahedral laminate so that the core proximal portion obtains a predetermined curvature, forming the entire laminate into a cylindrical shape by wrapping it around a cylindrical core member so that distal ends of the teeth project from the core proximal portion, and joining both end portions of the laminate.
摘要翻译：旋转电机的铁芯及其制造方法允许在铁芯的整个圆周上容易获得均匀的曲率。铁芯具有层叠的磁性板条，圆筒形芯部近端部分，从芯部近端部分沿大致径向突出的多个齿，以及用于容纳位于彼此相邻的齿之间的绕组的狭槽。铁芯是通过弯曲基本上六面体层压板的两个端部而制成的，使得芯部近端部分获得预定的曲率，通过将整个层压体缠绕在圆柱形芯部件上使得整个层压体形成为圆柱形，使得齿的远端突出从所述芯部近端部分，并且接合所述层压体的两个端部。

7. 发明申请

US20020043886A1 Stator for an alternator and method of manufacturing the same 有权
标题翻译：交流发电机的定子及其制造方法
公开(公告)号：US20020043886A1
公开(公告)日：2002-04-18
申请号：US09881089
申请日：2001-06-15
申请人： MITSUBISHI DENKI KABUSHIKI KAISHA
发明人： Masahiko Fujita , Mitsuharu Hashiba
IPC分类号： H02K003/04
CPC分类号： H02K15/0478 , H02K3/12
摘要： A stator for a alternator is provided wherein a height of coil ends may be reduced and it is difficult for conductors to interfere with each other at coil ends. A stator coil 18 thereof comprising wire-shaped conductors wound so as to alternately occupy an inner layer and an outer layer in a slot depth direction within the slots at intervals of a predetermined number of slots, the conductors being bent back outside the slots at axial end surfaces of a stator core 17 to form a plurality of turn portions, the plurality of turn portions being bent back in a similar shape inclined with respect to an outer circumferential surface of the stator core 17 and so as to align in rows in a circumferential direction to form coil end groups 19, and, a cross-section of at least a principal portion of the stator coil 18 inside the slots is approximately rectangular, a cross-section of at least a portion including end portions of the coil ends 19 is approximately circular or approximately elliptic, and a cross-sectional area of the approximately rectangular cross-sectional portion differs from that of the approximately circular cross-sectional portion or the approximately elliptic cross-sectional portion.
摘要翻译：提供了一种用于交流发电机的定子，其中线圈端的高度可以减小，并且导体难以在线圈端彼此干涉。其定子线圈18包括线形导体，其缠绕成在预定数量的槽的间隔内交替占据狭槽内的槽深度方向的内层和外层，导体在轴向向后弯曲到槽的外侧定子铁芯17的端面形成多个转弯部分，多个转弯部分以相对于定子铁心17的外圆周表面倾斜的相似形状弯曲回来，从而沿圆周方向排成一列方向形成线圈端组19，并且定子线圈18的至少一部分的槽内的截面近似矩形，至少包括线圈端部19的端部的部分的横截面为近似圆形或近似椭圆形，并且大致矩形横截面部分的横截面积与大致圆形横截面部分的截面面积不同，近似椭圆形的横截面部分。

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