Neutral point potential balancing algorithm at low modulation index for three-level inverter medium-voltage drives

IEEE Transactions on Industry Applications

Volumn 43, Issue 3, 2007, Pages 761-768

  Holtz, Joachim ^a   Oikonomou, Nikolaos ^a  

^a UNIVERSITY OF WUPPERTAL   (Germany)

Author keywords

Medium voltage inverter; Neutral point offset; Space vector modulation; Synchronous optimal modulation; Three level inverter

Indexed keywords

ELECTRIC DRIVES; ELECTRIC POTENTIAL; HARMONIC DISTORTION; MULTICARRIER MODULATION; SWITCHING FREQUENCY; TOPOLOGY; ALGORITHMS; POWER CONVERTERS; VECTOR SPACES;

NEUTRAL POINT OFFSET; SPACE VECTOR MODULATION; SYNCHRONOUS OPTIMAL MODULATION; THREE-LEVEL INVERTER;

ELECTRIC INVERTERS; MODULATION;

LOW SWITCHING FREQUENCY; MEDIUM VOLTAGE; MEDIUM-VOLTAGE MOTOR DRIVES; NEUTRAL POINT CLAMPED INVERTERS; NEUTRAL POINT POTENTIAL; NEUTRAL POINTS; SPACE VECTOR MODULATION; THREE-LEVEL INVERTERS;

EID: 34249891068     PISSN: 00939994     EISSN: None     Source Type: Journal    
DOI: 10.1109/TIA.2007.895767     Document Type: Article

References (12)

1. J. Holtz, "Self-commutated three-phase inverters with staircase voltage waveforms for high-power applications at low switching frequency," Siemens Forsch.-Entwicklungsber., vol. 6, no. 3, pp. 164-171, 1977. (in German).
2. A. Nabae, I. Takahashi, and H. Akagi, "A new neutral point clamped PWM inverter," IEEE Trans. Ind. Appl., vol. IA-17, no. 5, pp. 518-523, Sep./Oct. 1981.
3. J. Holtz and B. Beyer, "Fast current trajectory control based on synchronous optimal pulsewidth modulation," IEEE Trans. Ind. Appl. vol. 31, no. 5, pp. 1110-1120, Sep./Oct. 1995.
4. T. Brückner and D. G. Holmes, "Optimal pulse width modulation for three-level inverters," IEEE Trans. Power Electron., vol. 20, no. 1, pp. 82-89, Jan. 2005.
5. A. Busse and J. Holtz, "Multiloop control of a unity power factor fast-switching AC to DC converter," in Proc. IEEE Power Electron. Spec. Conf., Rec., Cambridge, MA, 1982, pp. 171-179.
6. J. Holtz, "Pulsewidth modulation for electronic power converters," Proc. IEEE, vol. 82, no. 8, pp. 1194-1214, Aug. 1994.
7. J. Pou, R. Pindado, and D. Boroyevich, "Evaluation of the low-frequency neutral-point voltage oscillations in the three-level inverter," IEEE Trans. Ind. Electron., vol. 52, no. 6, pp. 1582-1588, Dec. 2005.
8. J. K. Steinke, "Switching frequency optimal PWM control of a three-level inverter," IEEE Trans. Power Electron., vol. 7, no. 3, pp. 487-496, Jan. 1992.
9. F. Wang, "Multilevel PWM VSIs - Coordinated control of regenerative three-level neutral point clamped pulsewidth-modulated voltage source inverters," IEEE Ind. Appl. Mag., vol. 10, no. 4, pp. 51-58, Jul./Aug. 2004.
10. H. du Toit Mouton, "Natural balancing of three-level neutral-point-clamped PWM inverters," IEEE Trans. Ind. Electron., vol. 49, no. 5, pp. 1017-1025, Oct. 2002.
11. S. Ogasawara, H. Akagi, and A. Nabae, "A novel PWM scheme of voltage source inverters based on space vectors," in Proc. EPE Conf., Aachen, Germany, 1989, pp. 1197-1202.
12. J.-O. Krah and J. Holtz, "High-performance current regulation and efficient PWM implementation for low inductance servo motors," IEEE Trans. Ind. Appl., vol. 35, no. 5, pp. 1039-1049, Sep./Oct. 1999.