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    • 4. 发明授权
    • Synchronous machine
    • 同步机
    • US5929541A
    • 1999-07-27
    • US96406
    • 1998-06-11
    • Kinsiro NaitoSatoru MatsubaraTokuzou Sekiyama
    • Kinsiro NaitoSatoru MatsubaraTokuzou Sekiyama
    • H02K16/04H02K19/10H02K19/24H02K21/04H02K41/03H02P25/02H02K41/02
    • H02K21/046H02K16/04H02K19/103H02K19/24H02K41/03H02P25/03
    • A magnetic field core and armature core are provided on a rotor in spaced-apart relation to each other. Windings for producing rotating magnetic poles are positioned on the magnetic field core, and armature windings are positioned on the armature core. The rotor includes a plurality of magnetic sections which are magnetically coupled with the magnetic field core and armature core, but the magnetic sections are magnetically separated from each other in a direction of rotation of the rotating magnetic poles. Magnetic poles produced on the rotor will be coupled together through a magnetic path formed by the rotor and armature core. Thus, by passing three-phase alternating currents, corresponding to the magnetic poles produced on the rotor, through the armature windings, torque is developed in accordance with the Fleming's rule, so that the rotor is caused to rotate as a motor at a synchronous speed. Only the intensities of the currents flowing through the field and armature windings have to be controlled, in order to control the intensity of this torque. By causing the rotor to rotate via external drive force and passing filed currents corresponding on a rotating position of the rotor, induced electromotive force is developed in the armature windings, so that the synchronous machine operates as a generator.
    • 一个磁场铁心和电枢铁心以彼此间隔开的关系设在转子上。 用于制造旋转磁极的绕组位于磁场磁芯上,电枢绕组位于电枢磁芯上。 转子包括与磁场铁芯和电枢铁心磁耦合的多个磁性部分,但是磁性部分在旋转磁极的旋转方向上彼此磁性地分离。 在转子上产生的磁极将通过由转子和电枢芯形成的磁路连接在一起。 因此,通过使与转子上产生的磁极相对应的三相交流通过电枢绕组,根据弗莱明的规则产生转矩,使得转子作为电动机以同步速度旋转 。 必须控制流经场和电枢绕组的电流的强度,以便控制该转矩的强度。 通过使转子通过外部驱动力旋转并传递对应于转子旋转位置的磁场电流,在电枢绕组中产生感应电动势,使得同步电机作为发电机工作。
    • 5. 发明授权
    • Thrust-controllable rotary synchronous machine
    • 推力可控旋转同步电机
    • US06426577B1
    • 2002-07-30
    • US09362467
    • 1999-07-28
    • Tokuzou SekiyamaSatoru MatsubaraSatoshi NishidaHiroshi Shibuya
    • Tokuzou SekiyamaSatoru MatsubaraSatoshi NishidaHiroshi Shibuya
    • H02K122
    • B29C45/5008B29C2045/5024B29C2045/5032B29C2045/504F16C32/0495H02K7/09H02K7/12H02K16/00H02K19/103H02K19/24H02K21/046H02K2201/18
    • Rotary synchronous machine includes a stator and a rotor. The stator includes a magnetic field core and an armature core magnetically separated from each other. The rotor includes a plurality of magnetic substance segments which are magnetically separated from each other in a direction of rotation but are magnetically coupled with both of the magnetic field core and armature core. The rotor and magnetic field core are arranged to cause an axial thrust to the rotor depending on the intensity of electric currents passed through filed windings. Namely, the rotor and magnetic field core are arranged in such a manner that magnetic attraction (magnetic coupling) occurs between the rotor and the magnetic field core in a same direction as a rotational axis or at a predetermined non-normal angle relative to the rotational axis. Thus, thrust is produced based on the magnetic attraction between the rotor and the magnetic field core, and this thrust corresponds to the intensity of the electric currents passed through filed windings. Consequently, a traveling position of the rotor in the axial direction can be controlled by providing the magnetic field cores adjacent to opposite sides of the rotor and appropriately controlling the intensity of the filed currents.
    • 旋转同步电机包括定子和转子。 定子包括磁场铁心和磁性地彼此分离的电枢铁芯。 转子包括多个磁性体段,它们在旋转方向上彼此磁分离,但与磁场磁芯和电枢磁芯磁耦合。 转子和磁场芯被布置成根据通过磁场绕组的电流的强度引起转子的轴向推力。 也就是说,转子和磁场铁芯以这样一种方式被布置,使得在转子和磁场铁芯之间沿与旋转轴线相同的方向或相对于旋转轴线以预定的非正常角度发生磁吸引(磁耦合) 轴。 因此,基于转子和磁场磁芯之间的磁吸引力产生推力,并且该推力对应于通过磁场绕组的电流的强度。 因此,可以通过设置与转子的相对侧相邻的磁场铁芯并适当地控制励磁电流的强度来控制转子在轴向上的行进位置。
    • 10. 发明授权
    • Linear motor
    • 直线电机
    • US06236124B1
    • 2001-05-22
    • US09362269
    • 1999-07-28
    • Tokuzou SekiyamaSatoru MatsubaraSatoshi NishidaHiroshi Shibuya
    • Tokuzou SekiyamaSatoru MatsubaraSatoshi NishidaHiroshi Shibuya
    • H02K4100
    • H02K41/03B29C45/64B29C2045/1793H02K7/14
    • Linear motor includes a moving member tapered relative to a traveling direction to provide a surface slanted relative to the traveling direction toward one end of the moving member, a stator having a surface that is opposed to the slanted surface of the first member and slanted relative to the traveling direction at an angle corresponding to the slanted angle of the slanted surface of the moving member, a field pole producing section for producing field poles on the slanted surface of the moving member, and an armature section provided on the stator and including armature windings so as to produce electromagnetic poles corresponding to electric currents passed through the armature windings. Thus, the moving member is caused to move relative to the stator, by exciting the armature windings to produce a linearly moving magnetic field. Due to the tapered configuration, magnetic attraction produced between the moving member and the armature core is partly split in the traveling direction, which leads to an increased thrust.
    • 线性电动机包括相对于行进方向倾斜的移动部件,以提供相对于朝向移动部件的一端的行进方向倾斜的表面;定子,具有与第一部件的倾斜表面相对并相对于第一部件的倾斜表面倾斜的表面 与移动部件的倾斜面的倾斜角度对应的行进方向,在移动部件的倾斜面上产生场极的场极产生部以及设置在定子上的电枢部,该电枢部包括电枢绕组 以便产生对应于通过电枢绕组的电流的电磁极。 因此,通过激励电枢绕组以产生线性运动的磁场,使移动部件相对于定子移动。 由于锥形构造,在移动构件和电枢芯之间产生的磁吸引力在行进方向上部分地分离,这导致增加的推力。