Controller-induced parasitic torque ripples in a PM synchronous motor

IEEE Transactions on Industry Applications

Volumn 38, Issue 5, 2002, Pages 1273-1281

  Chen, Shaotang ^a,b   Namuduri, Chandra ^c   Mir, Sayeed ^b  

^a IEEE   (United States)

^b DELPHI CORPORATION   (United States)

^c GENERAL MOTORS CORPORATION   (United States)

Author keywords

CPU word length; Current control; Current sensing accuracy; Digital control; Digitization error; Encoder resolution; Field orientation; Influence of controller

Indexed keywords

DIGITIZATION ERRORS; PARASITIC TORQUE RIPPLES;

DIGITAL CONTROL SYSTEMS; ELECTRIC INVERTERS; ENCODING (SYMBOLS); MICROPROCESSOR CHIPS; PERMANENT MAGNETS; PULSE WIDTH MODULATION; SWITCHING; TORQUE CONTROL;

SYNCHRONOUS MOTORS;

EID: 0036754374     PISSN: 00939994     EISSN: None     Source Type: Journal    
DOI: 10.1109/TIA.2002.803000     Document Type: Article

References (6)

1. D. Staton, R.P. Deodhar, W.L. Soong, and T.J.E. Miller, "Torque prediction using the flux-MMF diagram in AC, DC and reluctance motors," IEEE Trans. Ind. Applicat., vol. 32, pp. 180-188, Jan./Feb. 1996.
2. T. Sebastian and V. Gangla, "Analysis of induced EMF waveforms and torque ripple in a brushless permanent magnet machine," IEEE Trans. Ind. Applicat., vol. 32, pp. 195-200, Jan./Feb. 1996.
3. D.A. Grant, M. Stevens, and J.A. Houldsworth, "The effect of word length on harmonic content of microprocessor-based PWM waveform generators," IEEE Trans. Ind. Applicat., vol. IA-21, pp. 218-225, Jan./Feb. 1985.
4. D. Grenier, F. Labrique, E. Matague, and H. Buyse, "Discretization effects on the control of voltage-source inverter-fed permanent-magnet synchronous motor drives," Electromotion, no. 4, pp. 155-163, 1997.
5. D.-W. Chung and S.-K. Sul, "Analysis and compensation of current measurement error in vector controlled AC motor drives," IEEE Trans. Ind. Applicat., vol. 34, pp. 340-345, Mar./Apr. 1998.
6. J.W. Choi and S.K. Sul, "New compensation strategy reducing voltage/current distortion in PWM VSI systems operating with low output voltages," IEEE Trans. Ind. Applicat., vol. 31, pp. 1001-1008, Sept./Oct. 1995.