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61. 发明专利

JP2008022631A Rotary electric machine 有权
标题翻译：旋转电机
公开(公告)号：JP2008022631A
公开(公告)日：2008-01-31
申请号：JP2006192286
申请日：2006-07-13
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ABE TERUYOSHI , ITO MOTOYA , TAJIMA FUMIO , ISHIKAWA YOSHITOSHI
IPC分类号： H02K1/02 , H02K1/18 , H02K1/27
CPC分类号： H02K15/024 , H02K1/06 , H02K1/16 , H02K1/276
摘要： PROBLEM TO BE SOLVED: To provide a rotary electric machine in which iron loss can be reduced.
SOLUTION: The rotary electric machine is provided with a stator and a rotator, the stator has a stator core having teeth and a slot, and stator winding arranged in the slot, and the stator core is formed of a laminated steel plate. The teeth and the slot of the steel plate are formed by etching processing, and the thickness of the steel plate is in the range of 0.05 to 0.30 mm. In particular, it is desirable that the steel plate used here be a silicon steel plate which has crystal grains.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供可以减少铁损的旋转电机。解决方案：旋转电机设置有定子和转子，定子具有具有齿和槽的定子芯，定子绕组布置在槽中，定子芯由层压钢板形成。钢板的齿和槽由蚀刻加工形成，钢板的厚度在0.05〜0.30mm的范围内。特别地，这里使用的钢板最好是具有晶粒的硅钢板。版权所有（C）2008，JPO＆INPIT

62. 发明专利

JP2007221935A Rotary electric machine and engine activator 审中-公开
标题翻译：旋转电机和发动机激活器
公开(公告)号：JP2007221935A
公开(公告)日：2007-08-30
申请号：JP2006040788
申请日：2006-02-17
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： TAJIMA FUMIO , KANAZAWA HIROYUKI , KITAMURA MASAJI , MORINAGA DAISAKU
IPC分类号： H02K11/00 , H02K19/36
摘要： PROBLEM TO BE SOLVED: To provide a rotary electric machine capable of improving magnetic pole position detecting accuracy, by effectively reducing the amount of leakage flux passing through a magnetic pole position detector. SOLUTION: The rotary electric machine is provided a rotor 19 supported by a rotary shaft 16, a stator 23, a magnetic pole position detector 28 attached on the rotary shaft 16, stator frames (24A, 24B) made of a non-magnetic material and supporting these. The leakage magnetic flux of the rotor 19 uses the rotary shaft 16 as a magnetic path. The magnetic path of the magnetic flux is formed on a first magnetic circuit, circulating in the radial direction from the rotary shaft 16 through the magnetic pole position detector 28; and a second magnetic circuit detouring from the rotary shaft 16 and reaching the external periphery of the magnetic pole position detector 28. The first and second magnetic circuits are formed so as to merge into each other in the external periphery of the magnetic pole position detector 28. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：通过有效地减少通过磁极位置检测器的漏磁通量，提供能够提高磁极位置检测精度的旋转电机。解决方案：旋转电机设置有由转轴16支撑的转子19，定子23，安装在旋转轴16上的磁极位置检测器28，由非旋转轴16制成的定子框架（24A，24B）磁性材料并支持这些。转子19的漏磁通使用旋转轴16作为磁路。磁通的磁路形成在通过磁极位置检测器28从旋转轴16沿径向循环的第一磁路上; 以及从旋转轴16迂回到达磁极位置检测器28的外周的第二磁路。第一和第二磁路形成为在磁极位置检测器28的外周彼此合并。版权所有（C）2007，JPO＆INPIT

63. 发明专利

JP2007049862A Electric machine with built-in magnetic pole position sensor, electric machine device, and on-vehicle electric machine system 审中-公开
标题翻译：带内置磁极位置传感器，电机装置和车载电机系统的电机
公开(公告)号：JP2007049862A
公开(公告)日：2007-02-22
申请号：JP2005233902
申请日：2005-08-12
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： TAJIMA FUMIO , KITAMURA MASAJI
IPC分类号： H02P6/16 , H02K11/00 , H02K29/08
摘要： PROBLEM TO BE SOLVED: To provide a rotary electric machine device which can reduce the output errors of a magnetic pole position sensor due to the effects of the magnetic leakage flux generated by winding, to suppress the generation of the pulsasion torque of the rotary electric machine under the influence of the output error. SOLUTION: The rotary electric machine device is provided with a sensor output correction circuit 15, which corrects the output information of the magnetic pole position sensor 11 built in an permanent magnet rotary electric machine 1. The device corrects the output informaiton of the magnetic pole position sensor 11, corresponding to the sensor output correction information for correcting the output information of the magnetic pole position sensor 11, and removes all the error or much of the errors caused by the effects of the magnetic leakage flux generated by a stator winding 5 from the output information of the magnetic pole position sensor 11. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：为了提供一种由于卷绕产生的磁漏磁通的影响而能够减小磁极位置传感器的输出误差的旋转电机装置，以抑制由于绕组的脉动转矩的产生旋转电机受输出误差的影响。
解决方案：旋转电机装置设置有传感器输出校正电路15，其校正内置在永磁体旋转电机1中的磁极位置传感器11的输出信息。该装置校正了磁极位置传感器11，其对应于用于校正磁极位置传感器11的输出信息的传感器输出校正信息，并且消除由定子绕组产生的磁漏磁通的影响引起的所有误差或许多误差 5，来自磁极位置传感器11的输出信息。版权所有（C）2007，JPO＆INPIT

64. 发明专利

JP2006187130A ELECTRIC POWER STEERING SYSTEM USING WINDING LEAD-ACID BATTERY, AND MOTOR AND INVERTER DEVICE USED THEREFOR 审中-公开
公开(公告)号：JP2006187130A
公开(公告)日：2006-07-13
申请号：JP2004378582
申请日：2004-12-28
申请人： HITACHI LTD
发明人： HONBO MICHIKO , SAKAI MASANORI , INNAMI TOSHIYUKI , MIRUMACHI MITSUAKI , SASAKI SHOJI , KITAMURA MASAJI , TAJIMA FUMIO , SHIRAKAWA SHINJI
IPC分类号： H02K3/18 , B62D5/04 , H02K1/18 , H02K21/16 , H02M7/48
摘要： PROBLEM TO BE SOLVED: To provide a highly efficient, highly reliable electric power steering device. SOLUTION: A winding lead-acid battery comprises a group of electrode plates formed by winding the ones with strip separators 22 inserted between strip thin-plate positive electrode plates 21 and strip thin-plate negative electrode plates 20 and soaked in an electrolyte, and is used as a power source of the electric power steering system. In a motor, plate-shaped conductors are used for a wire connection ring 116 that electrically connects a cable 162, and leads multiple-phase AC power to a stator coil 114 to the stator coil 114. The motor is used as an electric steering motor 100. COPYRIGHT: (C)2006,JPO&NCIPI

65. 发明专利

JP2006129700A Permanent magnet type rotary electric machine 有权
标题翻译：永磁式旋转电机
公开(公告)号：JP2006129700A
公开(公告)日：2006-05-18
申请号：JP2005369569
申请日：2005-12-22
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MATSUNOBU YUTAKA , TAJIMA FUMIO , KAWAMATA SHOICHI , YASUHARA TAKASHI
IPC分类号： H02K1/22 , H02K1/27
CPC分类号： Y02T10/641
摘要： PROBLEM TO BE SOLVED: To provide a permanent magnet type rotary electric machine of low vibration and low noise, by eliminating the use of a skew in determined current and voltage conditions so as to prevent decreasing of torque and to decrease the pulsation torque. SOLUTION: A plurality of permanent magnets 36A, 36B, 36C in each magnetic pole are arranged in a permanent magnet insertion hole 34, in a manner of symmetrically placing with respect to the rotational direction of a rotor 30 and asymmetric with respect to the lengthwise direction of the rotor. The respective permanent magnet insertion hole includes first permanent magnet insertion holes 34B, 34C positioned in between both poles of the magnetic pole and a second permanent magnet insertion hole 34A positioned at the pole center of the magnetic pole. The first permanent magnet insertion holes are formed in a rotor core so that the long-side direction of the insertion hole becomes radial direction of the rotor core, the second permanent magnet insertion hole is formed in the rotor core so that the long-side direction of this insertion hole becomes the circumferential direction of the rotor core. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过消除在确定的电流和电压条件下使用偏斜来提供低振动和低噪声的永磁式旋转电机，以防止转矩减小并降低脉动扭矩。解决方案：每个磁极中的多个永磁体36A，36B，36C以相对于转子30的旋转方向对称放置的方式布置在永磁体插入孔34中，相对于转子的长度方向。相应的永久磁铁插入孔包括位于磁极的两极之间的第一永磁体插入孔34B，34C和位于磁极的极中心的第二永久磁铁插入孔34A。第一永久磁铁插入孔形成在转子铁心中，使得插入孔的长边方向成为转子铁心的径向，第二永久磁铁插入孔形成在转子铁心中，使得长边方向该插入孔成为转子芯的圆周方向。版权所有（C）2006，JPO＆NCIPI

66. 发明专利

JP2006067800A Permanent magnet rotary electric machine and vehicle 有权
标题翻译：永久磁铁旋转电机和车辆
公开(公告)号：JP2006067800A
公开(公告)日：2006-03-09
申请号：JP2005328467
申请日：2005-11-14
申请人： Hitachi Car Eng Co Ltd , Hitachi Ltd , 株式会社日立カーエンジニアリング , 株式会社日立製作所
发明人： TAJIMA FUMIO , MATSUNOBU YUTAKA , KAWAMATA SHOICHI , SHIBUKAWA SUETARO , KOIZUMI OSAMU , ODA KEIJI
IPC分类号： H02K1/27 , H02K1/22 , H02K21/14
CPC分类号： Y02T10/641
摘要： PROBLEM TO BE SOLVED: To provide the permanent magnet rotary electric machine and the vehicle that uses it, suppressing cogging torque and torque pulsation, while obtaining a reluctance torque due to an auxiliary magnetic pole.
SOLUTION: Moreover, the permanent magnet is constituted by a resin magnet, by filling a permanent magnet insertion hole with the resin magnet, it is installed in the permanent magnet inserting hole.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供永磁旋转电机及其使用的车辆，在获得由辅助磁极引起的磁阻转矩的同时，抑制齿槽转矩和转矩脉动。解决方案：此外，通过用树脂磁体填充永磁体插入孔，永磁体由树脂磁体构成，安装在永久磁铁插入孔中。版权所有（C）2006，JPO＆NCIPI

67. 发明专利

JP2004222498A Permanent magnet rotary electric machine and electrically propelled vehicle using permanent magnet rotary electric machine 有权
公开(公告)号：JP2004222498A
公开(公告)日：2004-08-05
申请号：JP2004132390
申请日：2004-04-28
申请人： Hitachi Car Eng Co Ltd , Hitachi Ltd , 株式会社日立カーエンジニアリング , 株式会社日立製作所
发明人： TAJIMA FUMIO , MATSUNOBU YUTAKA , KAWAMATA SHOICHI , SHIBUKAWA SUETARO , KOIZUMI OSAMU , ODA KEIJI
IPC分类号： H02K1/27
CPC分类号： Y02T10/641
摘要： PROBLEM TO BE SOLVED: To provide the permanent magnet rotary electric machine, suppressing cogging torque and torque pulsation while obtaining reluctance torque by an auxiliary magnetic pole, and the electrically propelled vehicle using this permanent magnet rotary electric machine.
SOLUTION: By providing a magnetic air gap between a permanent magnet of a rotor and an auxiliary magnetic pole adjacent to each other circumferentially to this permanent magnet, distribution of magnetic flux density in a surface of the rotor is slowly changed, so as to suppress the cogging torque and the torque pulsation.
COPYRIGHT: (C)2004,JPO&NCIPI

68. 发明专利

JP2003314685A Electric actuator for automatic transmission 审中-公开
标题翻译：电动执行机构自动变速器
公开(公告)号：JP2003314685A
公开(公告)日：2003-11-06
申请号：JP2002114100
申请日：2002-04-17
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MIYAZAKI HIDEKI , YASUJIMA TOSHIYUKI , TAJIMA FUMIO , KOBAYASHI KOJI , MATSUNOBU YUTAKA
IPC分类号： F16D23/02 , F16H61/28
摘要： PROBLEM TO BE SOLVED: To provide an electric actuator for an automatic transmission capable of securely engaging a claw clutch to a specified shift stage, and obtaining stable shifting performance.
SOLUTION: The electric actuator for the automatic transmission shifting a shift stage of a transmission by moving the claw clutch of an engaging type transmission in an axial direction comprises a motor, a detector detecting a rotor magnetic pole position of the motor, an inverter device constant-current controlling a current energizing the motor, a movement detecting means detecting that clutch is moved to a specified position according to a signal detecting the rotor magnetic pole position, and a current switching means changing a command value of the constant-current control according to the signal of the movement detecting means.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种用于能够将爪式离合器牢固地接合到指定的变速级的自动变速器的电动致动器，并且获得稳定的变速性能。解决方案：通过使啮合型变速器的爪式离合器沿轴向移动来移动变速器的变速级的电动致动器包括电动机，检测电动机的转子磁极位置的检测器，逆变器装置恒流控制对电动机通电的动作检测装置，检测离合器根据检测转子磁极位置的信号移动到指定位置的移动检测装置，以及改变恒定电流的指令值的电流切换装置根据运动检测装置的信号进行控制。版权所有（C）2004，JPO

69. 发明专利

JP2002252947A DYNAMO ELECTRIC MACHINE AND ELECTRIC VEHICLE USING THE SAME 失效
公开(公告)号：JP2002252947A
公开(公告)日：2002-09-06
申请号：JP2001049758
申请日：2001-02-26
申请人： HITACHI LTD
发明人： TAJIMA FUMIO , MATSUNOBU YUTAKA , KAWAMATA SHOICHI , KOIZUMI OSAMU , YASUHARA TAKASHI , SHIBUKAWA SUETARO
IPC分类号： H02K1/24 , B60L15/00 , H02K1/27 , H02K19/10 , H02K21/14
摘要： PROBLEM TO BE SOLVED: To provide a dynamo electric machine which is simple in construction and low in noise, and an electric vehicle using the machine. SOLUTION: The dynamo electric machine includes a stator having a stator iron core on which a stator wire of a multi-phase is wound, and a rotor disposed on the opposite side of the stator via a face of an opening gap. A groove 85 to reduce an electromagnetic vibration force is provided on surface of the iron core of the rotor. A permanent magnet is arranged within the rotor iron core constituting the rotor. Length of the groove in the circumferential direction of an opening is larger than that of its depth, and the ratio of the width w of the groove for reducing the electromagnetic vibration force (w/sh) to the slot interval sh of the stator iron core is set to be 0.34

70. 发明专利

JP2001238387A ROTATING ELECTRIC MACHINE 失效
公开(公告)号：JP2001238387A
公开(公告)日：2001-08-31
申请号：JP2000050449
申请日：2000-02-22
申请人： HITACHI LTD
发明人： YAMAMOTO NORIAKI , TANEDA KOKI , ENOMOTO YUJI , SHIBUKAWA SUETARO , TAJIMA FUMIO
IPC分类号： H02K1/18 , H02K3/22
摘要： PROBLEM TO BE SOLVED: To materialize increase in efficiency, size reduction, and a long service life of a rotating electric machine, by providing a rotating electric machine which radiates heat in a stator coil efficiently. SOLUTION: Since a refrigerant passage of a high heat conductive material is arranged within the slot of a stator, the radiation area of a coil increases, and this rotating electric machine can enhance cooling of the coil, Moreover, this divided core machine with concentrated winding has such a structure that the iron core of the stator is divided into a core back and teeth, and here the winding resistance is low, and a coil end and the refrigerant passage are arranged close via an insulator, so that a stator where the thermal resistance of the coil end is reduced can be obtained, and realize increase in efficiency and reduction of the machine can be realized.

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