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유대일(D.I. Ryu),임승빈(S.B. Lim),김기찬(K.C. Kim),원성홍(S.H. WON),이주(J. Lee) 대한전기학회 2006 대한전기학회 학술대회 논문집 Vol.2006 No.7
Cogging torque is produced in a permanent magnet machine by the magnetic attraction between the rotor-mounted permanent magnets and the stator. It is an undesired effect that contributes to the machines' output ripple, vibration, and noise. This paper presents the stator design for reducing cogging torque in the BLDC motor by using the DOE(Design of Experiments). The cogging torque is computed by using a two-dimensional finite element analysis.