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1. 发明授权

US09543802B2 Motor drive apparatus 有权
标题翻译：电机驱动装置
公开(公告)号：US09543802B2
公开(公告)日：2017-01-10
申请号：US13990852
申请日：2011-03-04
申请人： Masatsugu Nakano , Yoshihito Asao , Isao Sonoda
发明人： Masatsugu Nakano , Yoshihito Asao , Isao Sonoda
IPC分类号： H02K5/22 , H02K5/24 , H02K9/22
CPC分类号： H02K5/22 , H02K5/24 , H02K9/22 , H02K11/33
摘要： A motor drive control apparatus 30, on which a switching element 73 for performing drive control of the motor 10 is mounted, includes: a heat sink 50 placed on the front side or rear side of the motor; and a housing 40 that is coupled to the heat sink and couples the heat sink to the frame or that covers the switching element mounted on the heat sink, and wherein an abutment surface 110 between the housing and the heat sink is located on a single plane intersecting with the direction of the rotation axis of the motor, and screw holes 42 and 52 for coupling the frame, the heat sink and the housing to each other are provided such that the positions in the circumferential direction of the screw holes 42 and 52 correspond to each other.
摘要翻译：安装有用于进行电动机10的驱动控制的开关元件73的电动机驱动控制装置30包括：放置在电动机的前侧或后侧的散热器50; 以及壳体40，其联接到散热器并且将散热器耦合到框架或者覆盖安装在散热器上的开关元件，并且其中壳体和散热器之间的邻接表面110位于单个平面与电动机的旋转轴线方向相交，并且设置用于将框架，散热器和壳体彼此连接的螺钉孔42和52，使得螺钉孔42和52的圆周方向上的位置对应于对彼此。

2. 发明申请

US20140346910A1 PERMANENT MAGNET TYPE CONCENTRATED WINDING MOTOR 审中-公开
标题翻译：永磁电机类型集中式电机
公开(公告)号：US20140346910A1
公开(公告)日：2014-11-27
申请号：US14345128
申请日：2011-12-12
申请人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
发明人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
IPC分类号： H02K3/28 , B62D5/04 , H02K1/27
CPC分类号： H02K3/28 , B62D5/0463 , H02K1/274 , H02K21/16
摘要： In a permanent magnet type concentrated winding motor, the number of magnetic poles is M, a stator Sr has an N number of teeth T around which coils are concentratedly wound and which are circumferentially arranged at equal intervals, M is equal to (18±4)n and N is equal to 18n, an armature winding AW has an m number of parallel circuits, and a 1-phase circuit of the parallel circuits is configured to have a 6n/m number of coils connected in series with each other.
摘要翻译：在永久磁铁式集中绕组电动机中，磁极数为M，定子Sr具有N个齿数T，线圈集中缠绕在其周围并以等间隔布置，M等于（18±4））n和N等于18n，电枢绕组AW具有m个并联电路，并联电路的1相电路被配置为具有彼此串联连接的6n / m个线圈数。

3. 发明授权

US08604658B2 Permanent magnet type rotating electrical machine and electric power steering device 有权
公开(公告)号：US08604658B2
公开(公告)日：2013-12-10
申请号：US12741773
申请日：2008-09-26
申请人： Masatsugu Nakano , Kazuhisa Takashima , Satoru Akutsu , Yoshihito Asao
发明人： Masatsugu Nakano , Kazuhisa Takashima , Satoru Akutsu , Yoshihito Asao
IPC分类号： H02K1/27
摘要： A permanent magnet type rotating electric machine includes: a rotor including a rotor core having a polygonal shape and a plurality of permanent magnets; and a stator including a stator core and armature windings, in which, when the number of poles is M, the number of slots is N, M permanent magnets are sequentially numbered from first to M-th in a circumferential direction, and a positional shift amount in the circumferential direction from a corresponding one of equiangularly arranged reference positions, each being at the same radial distance from a center of a rotating shaft, for an i-th (i=1, 2, . . . , M) permanent magnet is hi, M unit vectors in total, each being in an angular direction of 2πN(i−1)/M (rad), are defined, and a sum of M vectors obtained by multiplying the unit vectors respectively by the positional shift amount hi is smaller than a maximum value of an absolute value of the positional shift amount hi.

4. 发明授权

US08598762B2 Permanent magnet rotating electric machine and electric power steering device using the same 有权
标题翻译：永磁旋转电机及使用其的电动助力转向装置
公开(公告)号：US08598762B2
公开(公告)日：2013-12-03
申请号：US12391573
申请日：2009-02-24
申请人： Masatsugu Nakano , Kazuhisa Takashima , Satoru Akutsu , Yoshihito Asao
发明人： Masatsugu Nakano , Kazuhisa Takashima , Satoru Akutsu , Yoshihito Asao
IPC分类号： H02K21/16
CPC分类号： H02K1/278 , H02K29/03 , H02K2213/03
摘要： A permanent magnet rotating electric machine includes: a stator including: a stator core having teeth, and an armature winding wound around each of the teeth to configure the multiple phases; and a rotor including a rotor core, and permanent magnets provided in order around the rotor core. The rotor is arranged to be spaced apart from the stator with an air gap therebetween. Each of the permanent magnets has a curved surface opposed to the stator and is configured to satisfy the following relationship: 0.65 ≤ Rm × h ⁢ ⁢ 1 W ⁡ ( h ⁢ ⁢ 1 + g ) ≤ 1.37 where Rm denotes a radius of curvature of the curved surface, h1 denotes a thickness of a central portion of the permanent magnet in the peripheral direction, W denotes a width of the permanent magnet in the peripheral direction, and g denotes an air gap length of the air gap.
摘要翻译：一种永磁体旋转电机，其特征在于，包括：定子，其具有：具有齿的定子铁心和缠绕在各齿周围的配置多相的电枢绕组; 以及包括转子铁心的转子和绕转子铁芯的顺序设置的永久磁铁。转子布置成与定子间隔开，其间具有气隙。每个永磁体具有与定子相对的弯曲表面，并且被配置为满足以下关系：0.65 <= Rm×h·ug 1 W⁡（h·门格1 + g）<= 1.37其中Rm表示曲率曲率h1表示永久磁铁在圆周方向上的中心部分的厚度，W表示永久磁铁在圆周方向上的宽度，g表示气隙的气隙长度。

5. 发明申请

US20130300222A1 MOTOR DRIVE DEVICE FOR ELECTRIC POWER STEERING APPARATUS 有权
标题翻译：用于电动转向装置的电动机驱动装置
公开(公告)号：US20130300222A1
公开(公告)日：2013-11-14
申请号：US13979920
申请日：2011-05-20
申请人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao
发明人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao
IPC分类号： H02K11/00 , H02K5/02 , H02K3/50 , H02K9/22
CPC分类号： H02K11/0084 , H02K3/50 , H02K5/02 , H02K7/1166 , H02K9/22 , H02K11/33 , H02K2213/03
摘要： A motor drive device employed, for example, in an electric power steering apparatus for vehicle, achieves a reduction not only in size but also in vibration and noise at the same time.At least one of a motor drive control unit (30) and a motor (10) is provided with at least two screw holes (53) for fixation to a gear (speed reducer) of an electric power steering apparatus. Let L1 be a maximum value of a distance between center points of the screw holes (53) and L2 be a distance between an end face (D) of a stator iron core (12) in an axial direction on a farther side from the gear and an attachment surface (C) attached to a gear side, then a value of L1 is equal to or greater than a value of L2.
摘要翻译：例如，在车辆用电动助力转向装置中使用的电动机驱动装置不仅能够在尺寸上同时降低振动和噪音的降低。马达驱动控制单元（30）和马达（10）中的至少一个设置有至少两个用于固定到电动助力转向装置的齿轮（减速器）的螺钉孔（53）。设L1为螺孔53的中心点之间的距离的最大值，L2为定子铁芯（12）的端面（D）与齿轮和附接到齿轮侧的附接表面（C），则L1的值等于或大于L2的值。

6. 发明授权

US10396612B2 Permanent magnet type concentrated winding motor 有权
公开(公告)号：US10396612B2
公开(公告)日：2019-08-27
申请号：US14345128
申请日：2011-12-02
申请人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
发明人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
IPC分类号： H02K1/27 , H02K3/28 , B62D5/04 , H02K21/16
摘要： In a permanent magnet type concentrated winding motor, the number of magnetic poles is M, a stator Sr has an N number of teeth T around which coils are concentratedly wound and which are circumferentially arranged at equal intervals, M is equal to (18±4)n and N is equal to 18n, an armature winding AW has an m number of parallel circuits, and a 1-phase circuit of the parallel circuits is configured to have a 6n/m number of coils connected in series with each other.

7. 发明授权

US09088196B2 Motor drive device for electric power steering apparatus 有权
标题翻译：电动助力转向装置用电动机驱动装置
公开(公告)号：US09088196B2
公开(公告)日：2015-07-21
申请号：US13979920
申请日：2011-05-20
申请人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao
发明人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao
IPC分类号： H02K11/00 , H02K9/22 , H02K5/02 , H02K3/50 , H02K7/116
CPC分类号： H02K11/0084 , H02K3/50 , H02K5/02 , H02K7/1166 , H02K9/22 , H02K11/33 , H02K2213/03
摘要： A motor drive device employed, for example, in an electric power steering apparatus for vehicle, achieves a reduction not only in size but also in vibration and noise at the same time.At least one of a motor drive control unit (30) and a motor (10) is provided with at least two screw holes (53) for fixation to a gear (speed reducer) of an electric power steering apparatus. Let L1 be a maximum value of a distance between center points of the screw holes (53) and L2 be a distance between an end face (D) of a stator iron core (12) in an axial direction on a farther side from the gear and an attachment surface (C) attached to a gear side, then a value of L1 is equal to or greater than a value of L2.
摘要翻译：例如，在车辆用电动助力转向装置中使用的电动机驱动装置不仅能够在尺寸上同时降低振动和噪音的降低。马达驱动控制单元（30）和马达（10）中的至少一个设置有至少两个用于固定到电动助力转向装置的齿轮（减速器）的螺钉孔（53）。设L1为螺孔53的中心点之间的距离的最大值，L2为定子铁芯（12）的端面（D）与齿轮和附接到齿轮侧的附接表面（C），则L1的值等于或大于L2的值。

8. 发明申请

US20140145547A1 PERMANENT MAGNET MOTOR 有权
标题翻译：永磁电机
公开(公告)号：US20140145547A1
公开(公告)日：2014-05-29
申请号：US14234178
申请日：2011-10-14
申请人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
发明人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
IPC分类号： H02K1/16
CPC分类号： H02K1/165 , H02K1/2773 , H02K1/278 , H02K3/28 , H02K21/16 , H02K29/03 , H02K2213/03
摘要： Provided is a permanent magnet motor that realizes reduction of both cogging torque and torque ripple, and also downsizing and weight reduction together with torque ripple reduction. When two sets of three-phase armature windings are defined such that a first armature winding 30-1 corresponds to U1 phase, V1 phase, and W1 phase and a second armature winding 30-2 corresponds to U2 phase, V2 phase, and W2 phase, U1 phase is provided in both of any adjacent slots of a plurality of slots 27, or at least one of U1 phase and U2 phase is provided in one of any adjacent slots 27, U1 phase, V1 phase, and W1 phase are shifted by an electric angle of 20° to 40° from U2 phase, V2 phase, and W2 phase upon driving, and a slot opening width Ws of a stator iron core 22 is set to satisfy Ws/(2πRs/Ns)≦0.15, where Rs is an inner radius of the stator iron core and Ns is a slot number of the stator iron core.
摘要翻译：提供了实现齿槽转矩和转矩波动的减小的永磁电动机，以及减小扭矩和扭矩波动的小型化和重量减少。当两组三相电枢绕组被限定为使得第一电枢绕组30-1对应于U1相位，V1相位和W1相位，而第二电枢绕组30-2对应于U2相位，V2相位和W2相位 U1相位设置在多个槽27的任意相邻槽中，或者U1相和U2相中的至少一个在任意相邻的槽27之一中设置，U1相，V1相和W1相位移动在驱动时与U2相，V2相和W2相的电角度为20°至40°，定子铁芯22的槽口宽度Ws设定为满足Ws /（2＆pgr; Rs / Ns）＆nlE; 0.15 其中Rs是定子铁芯的内半径，Ns是定子铁芯的槽数。

9. 发明授权

US09627944B2 Electric drive apparatus 有权
公开(公告)号：US09627944B2
公开(公告)日：2017-04-18
申请号：US14410923
申请日：2012-10-01
申请人： Masatsugu Nakano , Satoru Akutsu , Isao Sonoda , Kohei Ushio , Yoshihito Asao
发明人： Masatsugu Nakano , Satoru Akutsu , Isao Sonoda , Kohei Ushio , Yoshihito Asao
IPC分类号： H02K11/00 , H02K29/08 , H02K11/33 , H02K11/215
CPC分类号： H02K11/33 , H02K11/215 , H02K29/08 , H02K2211/03
摘要： Provided is an electric drive apparatus in which a detected portion (10) of a rotation angle sensor is disposed at an end of a shaft (7) of a motor, and a sensor portion (300) as a detection portion of the rotation angle sensor is disposed coaxially with the rotating axis of the shaft. In a control unit (200), an inverter circuit portion with a drive element (SW) for driving the motor, and a control substrate (17) which is separate from the sensor portion and controls the output of the inverter circuit portion are disposed. The sensor portion and the control substrate are electrically connected, with the control substrate disposed along a plane perpendicular to the rotating axis of the shaft.

10. 发明授权

US09564779B2 Permanent magnet motor 有权
标题翻译：永磁电机
公开(公告)号：US09564779B2
公开(公告)日：2017-02-07
申请号：US14234178
申请日：2011-10-14
申请人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
发明人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
IPC分类号： H02K3/00 , H02K1/16 , H02K21/16 , H02K29/03 , H02K3/28 , H02K1/27
CPC分类号： H02K1/165 , H02K1/2773 , H02K1/278 , H02K3/28 , H02K21/16 , H02K29/03 , H02K2213/03
摘要： Provided is a permanent magnet motor that realizes reduction of both cogging torque and torque ripple, and also downsizing and weight reduction together with torque ripple reduction. When two sets of three-phase armature windings are defined such that a first armature winding 30-1 corresponds to U1 phase, V1 phase, and W1 phase and a second armature winding 30-2 corresponds to U2 phase, V2 phase, and W2 phase, U1 phase is provided in both of any adjacent slots of a plurality of slots 27, or at least one of U1 phase and U2 phase is provided in one of any adjacent slots 27, U1 phase, V1 phase, and W1 phase are shifted by an electric angle of 20° to 40° from U2 phase, V2 phase, and W2 phase upon driving, and a slot opening width Ws of a stator iron core 22 is set to satisfy Ws/(2πRs/Ns)≦0.15, where Rs is an inner radius of the stator iron core and Ns is a slot number of the stator iron core.
摘要翻译：提供了实现齿槽转矩和转矩波动的减小的永磁电动机，以及减小扭矩和扭矩波动的小型化和重量减少。当两组三相电枢绕组被限定为使得第一电枢绕组30-1对应于U1相位，V1相位和W1相位，而第二电枢绕组30-2对应于U2相位，V2相位和W2相位 U1相位设置在多个槽27的任意相邻槽中，或者U1相和U2相中的至少一个在任意相邻的槽27之一中设置，U1相，V1相和W1相位移动与U2相，V2相和W2相的电角度为20°至40°，定子铁芯22的槽口宽度Ws设定为满足Ws /（2πRs/ Ns）≤0.15，其中Rs 是定子铁心的内半径，Ns是定子铁芯的槽数。

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