Motor control method and apparatus

A motor control method and a device thereof are disclosed. The motor control device identifies a first rotation angle of a motor through an MR sensor located to be opposite to a magnet located on an axis of the motor, identifies a second rotation angle of the motor based on a phase of a current supp...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MIN KYUNG WOO, LEE YONG HOON
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:A motor control method and a device thereof are disclosed. The motor control device identifies a first rotation angle of a motor through an MR sensor located to be opposite to a magnet located on an axis of the motor, identifies a second rotation angle of the motor based on a phase of a current supplied to the motor, identifies a compensation angle based on a difference between the first rotation angle and the second rotation angle, and controls a rotation angle of the motor by using the compensation angle. 모터제어방법 및 그 장치가 개시된다. 모터제어장치는 모터의 축에 위치한 자석에 대향하여 위치한 MR센서를 통해 모터의 제1 회전각도를 파악하고, 모터에 공급되는 전류의 위상을 기초로 모터의 제2 회전각도를 파악하고, 제1 회전각도와 제2 회전각도의 차이를 기초로 보상각도를 파악하고, 보상각도를 이용하여 모터의 회전각도를 제어한다.