Design techniques for reducing the cogging torque in surface-mounted PM motors

IEEE Transactions on Industry Applications

Volumn 38, Issue 5, 2002, Pages 1259-1265

  Bianchi, Nicola ^a   Bolognani, Silverio ^a  

^a UNIVERSITY OF PADOVA   (Italy)

Author keywords

AC motors; Acoustic noise; Cogging torque; Detent torque; Permanent magnet machines; Permanent magnet motors; Ripple torque; Servomotors; Synchronous motors

Indexed keywords

ACOUSTIC NOISE; COMPUTER SIMULATION; ELECTROMAGNETIC FIELD EFFECTS; FINITE ELEMENT METHOD; FOURIER TRANSFORMS; PERMANENT MAGNETS; SERVOMOTORS; TORQUE CONTROL;

COGGING TORQUES; ELECTROMOTIVE FORCE (EMF);

SYNCHRONOUS MOTORS;

EID: 0036754062     PISSN: 00939994     EISSN: None     Source Type: Journal    
DOI: 10.1109/TIA.2002.802989     Document Type: Article

References (8)

1. M. Goto and K. Kobayashi, "An analysis of the cogging torque of a DC motor and a new technique of reducing the cogging torque," Elect. Eng. Jpn., vol. 103, no. 5, pp. 113-120, 1983.
2. K. Kobayashi and M. Goto, "A brushless DC motor of a new structure with reduced torque fluctuations," Elect. Eng. Jpn., vol. 105, no. 3, pp. 104-112, 1985.
3. T. Li and G. Slemon, "Reduction of cogging torque in permanent magnet motors," IEEE Trans. Magn., vol. 24, pp. 2901-2903, Nov. 1988.
4. Q. Zhu and D. Howe, "Analytical prediction of cogging torque in radial-field permanent magnet brushless motors," IEEE Trans. Magn., vol. 28, pp. 1371-1374, Mar. 1992.
5. T. Ishikawa and G. Slemon, "A method to reduce ripple torque in permanent magnet motors without skewing," IEEE Trans. Magn., vol. 29, pp. 2028-2031, Mar. 1993.
6. R.P. Deodhar, D.A. Staton, T.M. Jahns, and T.J.E. Miller, "Prediction of cogging torque using flux-mmf diagram technique," IEEE Trans. Ind. Applicat., vol. 32, pp. 569-575, May/June 1996.
7. T.M. Janhs and W.L. Soong, "Pulsating torque minimisation technique for permanent magnet ac motor drives-A review," IEEE Trans. Ind. Electron., vol. 43, pp. 321-330, Apr. 1996.
8. N. Bianchi and S. Bolognani, "Reducing torque ripple in PM synchronous motors," in Proc. Int. Conf. Electrical Machines, ICEM 2000, Helsinki, Finland, Aug. 28-30, 2000, pp. 1222-1226.