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    • 6. 发明公开
    • BRUSHLESS MOTOR CONTROL DEVICE AND BRUSHLESS MOTOR CONTROLLING METHOD
    • EINRICHTUNG UND VERFAHREN ZUR STEUERUNG EINESBÜRSTENLOSENMOTORS
    • EP2133988A1
    • 2009-12-16
    • EP08739269.2
    • 2008-03-28
    • Shindengen Electric Manufacturing Co., Ltd.
    • HARADA, TomomiARAI, Tatsuya
    • H02P6/18
    • H02P6/16H02K7/006H02K21/227H02K29/12H02P6/181H02P6/20H02P6/21H02P25/026H02P2203/00
    • A brushless motor control device according to the present invention drives a brushless motor including a stator having coils of three phases U, V, and W and a neutral line, and a sub coil provided in any one phase of the phases U, V, and W, for detecting a voltage induced in the coil of the one phase, and the brushless motor control device carries out a conduction control function, for the respective phase coils of the brushless motor, that performs a 120° conduction when a rotation speed of the brushless motor is lower than or equal to a predetermined rotation speed, and that performs a 180° conduction when the rotation speed is higher than or equal to the predetermined rotation speed, and the brushless motor control device includes a motor control unit that controls the brushless motor based on information of the rotor stop position when activating the brushless motor, controls the brushless motor based on the first rotor position information when in the 120° conduction, and controls the brushless motor based on the second rotor position information when in the 180° conduction.
    • 根据本发明的无刷电动机控制装置驱动包括具有三相U,V,W和中线的线圈的定子的无刷电动机和设置在相U,V和V的任何一相中的副线圈 W,用于检测一相线圈中感应的电压,无刷电动机控制装置对于无刷电动机的各相线圈执行导通控制功能,当无刷电动机的转速为 无刷电动机低于或等于预定转速,并且当转速高于或等于预定转速时执行180°导通,并且无刷电动机控制装置包括控制无刷电动机的电动机控制单元 电机基于转子停止位置的信息,启动无刷电机时,在120°导通时基于第一转子位置信息控制无刷电机, 在180°导通时,基于第二转子位置信息,无刷电动机。