Communications - Scientific Letters of the University of Zilina 2013, 15(3):73-78 | DOI: 10.26552/com.C.2013.3.73-78
Using Fourier Analysis for Torque Estimation of Two-Phase Induction Motor Supplied by Halfbridge Inverter with PWM Control
- 1 Department of Electrical Engineering and Mechatronic, Faculty of Electrical Engineering and Informatics, Technical University of Kosice
- 2 Department of Electrical Engineering and Electrophysics, Institute of Thermomechanics AS CR, v.v.i, Praha, Czech Republic
The paper deals with the steady state analysis of electromagnetic torque ripples of a two-phase induction machine, which is supplied by a half-bridge connected inverter with IGBT transistors. The inverter output voltage is controlled by a PWM of the input DC voltage. The complex Fourier series analysis of the inverter output voltage was made to obtain the spectrum of voltage-supply harmonics. Particular voltage harmonics were applied to the two-phase induction machine numerical model so that the electromagnetic torque waveforms for various operation conditions were obtained.
Keywords: two-phase inverter, induction machine, torque ripple, fourier series, mathematical model
Published: August 31, 2013 Show citation
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References
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- ZASKALICKA, M., ZASKALICKY, P., BENOVA, M., MAHMUD A. R., DOBRUCKY, B.: Analysis of Complex Time Function of Converter Output Quantities Using Complex Fourier Transform/series; Communications - Scientific letters of the University of Zilina, vol. 12, No. 1, pp. 23-30, 2010, Zilina.
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