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    • 71. 发明申请
    • ROTARY ELECTRIC MACHINE WITH ALTERNATIVE CURRENT
    • 具有替代电流的旋转电机
    • WO01013499A1
    • 2001-02-22
    • PCT/FR2000/002291
    • 2000-08-10
    • H02K1/08H02K1/27H02K7/18H02K21/16H02K21/48H02K57/00
    • H02K21/16H02K1/08H02K1/274H02K7/1807H02K21/48
    • The invention concerns an AC rotary electric machine, such as a motor-generator comprising: a internal rotor (7) peripherally (6) made of mild steel and provided with permanent magnets (3) with radial magnetisation distributed with alternating N and S poles, said magnets (3) being made of a high induction material; and an annular stator (1) coaxially enclosing the rotor (7) made of mild steel, and having internally radial cores (2) each bearing: an emitter coil (4) arranged opposite to and in the proximity of the rotor and a receiver coil (5) arranged radially rearwards of the receiver coil and magnetically coupled therewith; the emitter coils (4) having their winding direction alternately inverted and being all connected (18) to one another in series, between two terminals (9) supplying electric power to the machine; the receiver coils (5) having all their respective windings in the same direction and being connected (19) to one another in series, between two terminals (10) between which occurs a voltage when the machine is operating.
    • 本发明涉及一种交流旋转电机,例如电动发电机,其包括:外周(6)由软钢制成的内转子(7),并具有分布有交替的N和S极的径向磁化的永磁体(3) 所述磁体(3)由高感应材料制成; 以及环形定子(1),其同轴地包围由软钢制成的转子(7),并且具有内部径向芯(2),每个轴承具有:与转子相对并且靠近转子布置的发射极线圈(4) (5),其布置在接收器线圈的径向后方并与其磁耦合; 其发条线圈(4)的绕组方向交替倒置并且在向机器提供电力的两个端子(9)之间串联连接(18)。 接收器线圈(5)具有在相同方向上的所有相应绕组,并且在两个端子(10)之间彼此串联连接(19),在两个端子(10)之间发生电机工作时的电压。
    • 73. 发明申请
    • BRUSHLESS SYNCHRONOUS ROTARY ELECTRICAL MACHINE
    • 无刷同步旋转电机
    • WO1998008290A2
    • 1998-02-26
    • PCT/US1997013436
    • 1997-07-30
    • FRIEDMAN, Mark, M.RADOVSKY, Alexander
    • FRIEDMAN, Mark, M.
    • H02K00/00
    • H02K1/08H02K1/24H02K19/103H02K19/20H02K19/24H02K21/24H02K37/02
    • A brushless synchronous rotary electrical machine comprises stationary stator and "rotor" windings. Only the rotor moves. The rotor winding is a stationary helical winding, concentric with the rotor shaft and attached to the stator armature. Variation in time of the magnetic field associated with the rotor is provided by one or more magnetically interactive (ferromagnetic or ferrimagnetic) projections from the rotor that sweep past the sides of the rotor winding as the shaft rotates. Because all windings are stationary, brushes and rings are not needed. The geometries of the rotor, of the stator windings, and of the magnetically interactive part of the stator armature are arranged so that the entire length of the wire in the windings participates in the generation of AC current (in a generator) or torque (in a motor), and so that loss of power to eddy currents is minimized. In preferred embodiments of the machine as a generator, the geometries of the rotor and of the stator armature are chosen to ensure that the magnetic field through the AC winding changes sign cyclically.
    • 无刷同步旋转电机包括固定定子和“转子”绕组。 只有转子移动。 转子绕组是固定的螺旋绕组,与转子轴同心并连接到定子电枢。 与转子相关联的磁场的时间变化由一个或多个来自转子的磁性相互作用(铁磁或亚铁磁性)突起提供,当转轴旋转时,转子绕过转子绕组的侧面。 因为所有的绕组都是固定的,所以不需要刷子和环。 转子,定子绕组和定子电枢的磁性相互作用部分的几何形状被布置成使得绕组中的导线的整个长度参与产生交流电流(在发电机中)或转矩(在 电动机),并且使得对涡流的功率损失最小化。 在作为发电机的机器的优选实施例中,选择转子和定子电枢的几何形状以确保通过AC绕组的磁场循环变化。