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    • 4. 发明申请
    • MOTOR DRIVING APPARATUS AND METHOD
    • 电机驱动装置和方法
    • US20130285584A1
    • 2013-10-31
    • US13558275
    • 2012-07-25
    • Han Tae KimChangsung Sean KimGuen Hong LeeChang Hwan ChoiHan Kyung Bae
    • Han Tae KimChangsung Sean KimGuen Hong LeeChang Hwan ChoiHan Kyung Bae
    • H02P6/12
    • H02P25/18H02P25/024H02P25/08H02P29/0241H02P29/032
    • Disclosed herein are a motor driving apparatus and method. The motor driving apparatus includes: an inverter including a main driver sequentially activating N phases and a spare driver activating a spare phase substituting for a faulted phase among the activated N phases; a detecting unit detecting the respective output signals of the N phases; a switching unit performing switching so that the spare phase is connected to the faulted phase of the exited N phases; and a controlling unit driving the inverter to determine whether or not a fault is generated and control the switching unit so that the faulted phase is connected to the spare phase. Therefore, since the motor may be driven without replacing the inverter, a cost may be reduced, and since the motor may be driven without a change in the number of phases, the motor may be efficiently and stably driven.
    • 这里公开了一种电动机驱动装置和方法。 马达驱动装置包括:逆变器,包括顺序地激活N相的主驱动器和激活备用相位的备用驱动器,代替所激活的N相中的故障相位; 检测单元,检测N相的各个输出信号; 开关单元执行切换,使得备用相位连接到退出的N相的故障相位; 以及控制单元驱动所述逆变器来确定是否产生故障,并且控制所述开关单元,使得故障相位连接到所述备用相。 因此,由于电动机可以在不更换逆变器的情况下被驱动,所以可以降低成本,并且由于可以驱动电动机而不改变相位数,所以可以有效且稳定地驱动电动机。
    • 8. 发明申请
    • SWITCHED RELUCTANCE MOTOR
    • 开关式电动机
    • US20120306296A1
    • 2012-12-06
    • US13232522
    • 2011-09-14
    • Changsung Sean KimChang Hwan ChoiHan Kyung Bae
    • Changsung Sean KimChang Hwan ChoiHan Kyung Bae
    • H02K37/06
    • H02K1/2786H02K19/103H02K21/38
    • Disclosed herein is a switched reluctance motor in which an outer rotor provided with a plurality of salient poles protruded at equidistance along an inner peripheral surface thereof; and a stator provided in the outer rotor, provided with a plurality of stator cores including main salient poles protruded toward the salient poles of the outer rotor and including coils wound therearound and auxiliary salient poles positioned at both sides of the main salient poles, and having phase windings in which the coils are wound around the main salient poles are provided, a magnetic flux is bisected in the main salient pole and flows into the auxiliary salient poles of adjacent phase windings, such that a short magnetic flux route is implemented, thereby making it possible to reduce core loss, and a magnet is also provided, thereby making it possible to improve torque characteristics.
    • 这里公开了一种开关磁阻电动机,其中外转子设置有沿其内周面等距地突出的多个凸极; 设置在所述外转子中的定子,所述定子设置有多个定子铁芯,所述多个定子铁芯包括朝向所述外转子的凸极突出的主凸极,并且包括卷绕在其周围的线圈和位于所述主凸极两侧的辅助凸极,并且具有 设置线圈缠绕在主凸极上的相绕组,在主凸极中将磁通二等分,并流入相邻相绕组的辅助凸极,从而实现短磁通路径,从而使 可以减小铁心损耗,并且还提供磁体,从而可以提高转矩特性。