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    • 75. 发明申请
    • METHOD FOR CONTROLLING A POLYPHASE ROTATING ELECTRICAL MACHINE
    • 控制多相旋转电机的方法
    • WO2007083049A3
    • 2007-10-11
    • PCT/FR2007050617
    • 2007-01-05
    • VALEO EQUIP ELECTR MOTEURMASFARAUD JULIENDOFFIN HUGUESBOUDJEMAI FAROUK
    • MASFARAUD JULIENDOFFIN HUGUESBOUDJEMAI FAROUK
    • H02P6/14
    • H02P6/15H02P25/034
    • The invention concerns a method for controlling a reversible polyphase rotating electrical machine, wherein at least one coil circuit is supplied through a bridge of switches, characterized in that it includes the following steps: controlling (P 1 ) the bridge to deliver to the coil circuit a periodic voltage with a phase shift (d) relative to an electromotive force induced in said coil circuit, such that an operating torque is generated, the phase shift having initially a first value (d 0 ); controlling (P 2 ) the bridge to deliver to said coil circuit a periodic voltage with said phase shift (d) producing a torque ranging between said operating torque and the opposite of said operating torque, the phase shift taking on a plurality of values upon said control; flipping (T2) the bridge in rectifying mode.
    • 本发明涉及一种用于控制可逆多相旋转电机的方法,其中至少一个线圈电路通过开关桥供电,其特征在于,该方法包括以下步骤:控制(P 1) 以向线圈电路传递相对于在所述线圈电路中感应的电动势具有相移(d)的周期性电压,从而产生操作转矩,相移最初具有第一值(d 0 ); 控制所述电桥向所述线圈电路传递具有所述相移(d)的周期性电压,所述相移产生在所述工作转矩与所述工作转矩的相反之间的范围内的转矩, 基于所述控制的多个值; 在整流模式下翻转(T2)桥。
    • 79. 发明申请
    • DOUBLE-EXCITATION ROTATING ELECTRICAL MACHINE FOR ADJUSTABLE DEFLUXING
    • 双重激励旋转电机可调节缺陷
    • WO2004017496A3
    • 2004-04-08
    • PCT/FR0302522
    • 2003-08-13
    • VALEO EQUIP ELECTR MOTEURAKEMAKOU DOKOU ANTOINE
    • AKEMAKOU DOKOU ANTOINE
    • H02K19/16H02K1/22H02K21/04H02K21/14
    • H02K21/042
    • The invention concerns a rotating electrical machine comprising a stator enclosing a rotor including permanent excitation magnets (20, 24, 26, 30) capable of producing magnetic fluxes, and excitation coils (22, 28), capable of being excited or not and generate flux constituents which can counter the fluxes generated in the magnets, wherein the number (Na) of magnets and the number (Nb) of excitation coils as well as the mutual arrangement of the coils and the magnets relative to one another form an elementary pattern (me), said numbers Na of magnets, Nb of coils and Nme of elementary patterns capable of being modified depending on the desired basic intensity (lbase) in the machine, said basic intensity being determined when the coils are not excited and on the desired modulation intensity (Imod) in the machine, said modulation intensity being determined when the coils are excited.
    • 本发明涉及一种旋转电机,其包括定子,其包围能够产生磁通量的永磁激励磁体(20,24,26,30)的转子,以及能够被激励或不激励的励磁线圈(22,28) 可以对抗磁体中产生的磁通的成分,其中磁体的数量(Na)和激励线圈的数量(Nb)以及线圈和磁体相对于彼此的相互排列形成基本图案(我 ),所述磁体的数量Na,线圈的Nb和能够根据机器中所需的基本强度(lbase)而被修改的基本图案的Nme,所述基本强度是在线圈未激发时确定的,并且具有期望的调制强度 (Imod)在所述机器中,所述调制强度在线圈被激励时确定。
    • 80. 发明申请
    • INTERNAL VENTILATING SYSTEM FOR A ROTATING ELECTRICAL MACHINE SUCH AS A MOTOR VEHICLE ALTERNATOR
    • 用于旋转电机的内部通风系统,如汽车交流发电机
    • WO2004004096A3
    • 2004-04-08
    • PCT/FR0302023
    • 2003-06-30
    • VALEO EQUIP ELECTR MOTEURVASILESCU CLAUDIU
    • VASILESCU CLAUDIU
    • H02K9/06H02K5/18H02K5/20
    • H02K5/20H02K5/18
    • The invention concerns a rotating electrical machine, comprising inside a housing, a fixedly mounted stator and a rotor rotatably mounted in the stator, the ventilating system including in particular at least one ventilator integral with the rotor and capable of generating a cooling air stream inside the housing, radial air intake orifices (20) arranged in the housing, and cooling air discharge ports (22) arranged in said housing in a ring opposite the periphery of the ventilator and mutually separated by fins (24) stiffening the housing in the port region. The system is characterized in that the angle of inclination of the fins (24) relative to the tangent perpendicular to the radial direction (R) ranges between 38 DEG and 52 DEG . The invention is for use for motor vehicle alternators.
    • 本发明涉及一种旋转电机,其包括壳体内部,固定安装的定子和可旋转地安装在定子中的转子,通风系统尤其包括至少一个通风机,该通风机与转子一体并且能够产生冷却空气流 壳体,布置在壳体中的径向进气口(20)以及布置在所述壳体中的冷却空气排出口(22),所述冷却空气排出口与通风机的周边相对置并且通过在端口区域中加强壳体而相互隔开的翅片 。 该系统的特征在于,翅片(24)相对于与径向方向(R)垂直的切线的倾斜角度在38°和52°之间。 本发明用于机动车交流发电机。