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Built-in Type 스핀들 구동을 위한 제어방법에 관한 연구
한성용(S.Y.Han),윤주만(J.M.Yoon),박세환(S.H.Park),원충연(C.Y.Won),김영렬(Y.R.Kim),최철(C.Choi),이상훈(S.H.Lee) 전력전자학회 2003 전력전자학술대회 논문집 Vol.2003 No.11
In this paper, the authors propose a new high performance Built-in Type spindle motor drive using vector-controlled technique at 15,000 r/min. Control method is changed by variation of motor speed in a conventional Built-in type spindle drive. In the drive system to be presented, the conventional vector control is used in the low-speed range, and the vector control without encoder IS used in the high-speed range. Furthermore, in order to drive the motor from 0 to 15,000 rpm smoothly, the vector control with encoder In the low-speed range (from 0 to 8,000 rpm) is utilized and the vector control without encoder in the high-speed range (from 8,000 to 15,000 rpm) is utilized.<br/> This paper describes problem of control method in conventional spindle drive and proposes control method as variation of motor speed