New modulation strategy to balance the neutral-point voltage for three-level neutral-clamped inverter systems

IEEE Transactions on Energy Conversion

Volumn 29, Issue 1, 2014, Pages 91-100

  Choi, Ui Min ^a   Lee, June Seok ^b   Lee, Kyo Beum ^b  

^a AALBORG UNIVERSITY   (Denmark)

^b Ajou University   (South Korea)

Author keywords

Carrier based PWM (CB PWM); Multilevel; neutral point clamped (NPC) inverter; neutral point voltage balancing; space vector modulation; T type inverter

Indexed keywords

CARRIER BASED PWM; MULTILEVEL; NEUTRAL POINT CLAMPED; NEUTRAL-POINT VOLTAGE BALANCING; SPACE VECTOR MODULATION; T-TYPE INVERTER;

ELECTRIC INVERTERS; VECTOR SPACES;

MODULATION;

EID: 84897627806     PISSN: 08858969     EISSN: None     Source Type: Journal    
DOI: 10.1109/TEC.2013.2293502     Document Type: Article

References (16)

1. B. Wu, High-Power Converters and AC Drives. Hoboken, NJ, USA: Wiley, 2006.
2. J. Rodriguez, S. Bernet, P. K. Steimer, and I. E. Lizama, "A survey on neutral-point-clamped inverters," IEEE Trans. Ind. Electron., vol. 57, no. 7, pp. 2219-2230, Jul. 2009.
3. L.G. Franquelo, J. Rodŕ?guez, J. I. Léon, S. Kouro, R. Portillo, and M. M. Prats, "The age of multilevel converters arrives," IEEE Trans. Ind. Electron. Mag., vol. 2, no. 2, pp. 28-39, Jun. 2008.
4. H. Abu-Rub, J. Holtz, J. Rodriguez, and G. Baoming, "Medium-voltage multilevel converters-state of the art, challenges, and requirements in industrial applications," IEEE Trans. Ind. Electron., vol. 57, no. 8, pp. 2581-2596, Aug. 2010.
5. U. M. Choi, H. G. Jeong, K. B. Lee, and F. Blaabjerg, "Method for detecting an open-switch fault in a grid-connected NPC inverter system," IEEE Trans. Power Electron., vol. 27, no. 6, pp. 2726-2739, Jun. 2012.
6. M. Schweizer and J. W. Kolar, "Design and implementation of a highly efficient 3-level T-type converter for low-voltage applications," IEEE Trans. Power Electron., vol. 28, no. 2, pp. 889-907, Feb. 2013.
7. J. Shen, S. Schroder, R. Rosner, and S. El-Barbari, "A comprehensive study of neutral-point self-balancing effect in neutral-point-clamped threelevel inverter," IEEE Trans. Power Electron., vol. 26, no. 11, pp. 3084-3095, Nov. 2011.
8. C. Newton and M. Summer, "Neutral point control for multi-level inverters: Theory, design and operational limitation," in Proc. IEEE Conf. Rec. 32nd IAS Annu. Meeting Ind. Appl. Conf., Oct. 1997, pp. 1336-1343.
9. U. M. Choi and K. B. Lee, "Neutral-point voltage balancing method for three-level inverter systems with a time-offset estimation scheme," J. Power Electron., vol. 13, no. 2, pp. 243-249, Mar. 2013.
10. J. Shen, S. Schroder, B. Duro, and R. Roesner, "A neutral-point balancing controller for a three-level inverter with full power-factor range and low distortion," IEEE Trans. Ind. Appl., vol. 49, no. 1, pp. 138-148, Jan./Feb. 2013.
11. U. M. Choi, H. H. Lee, and K. B. Lee, "Simple neutral-point voltage control for three-level inverters using a discontinuous pulse width modulation," IEEE Trans. Energy Convers., vol. 28, no. 2, pp. 434-443, Jun. 2013.
12. U. M. Choi and K. B. Lee, "Space vector modulation strategy for neutralpoint voltage balancing in three-level inverter systems," IE T Power Electron., vol. 6, no. 7, pp. 1390-1398, Aug. 2013.
13. H. Akagi and T. Hatada, "Voltage balancing control for a three-level diode clamped converter in a medium-voltage transformerless hybrid active filter," IEEE Trans. Power Electron., vol. 24, no. 3, pp. 571-579, Mar. 2009.
14. R. M. Tallam, R. Naik, and T. A. Nondahl, "A Carrier-based PWM Scheme for neutral-point voltage balancing in three-level inverters," IEEE Trans. Ind. Appl., vol. 41, no. 6, pp. 1734-1743, Nov./Dec. 2005. (Pubitemid 41824666)
15. S. Busquets-Monge, J. D. Ortega, J. Bordonau, J. A. Beristain, and J. Rocabert, "Closed-loop control of a three-phase neutral-point-clamped inverter using an optimized virtual-vector-based pulsewidth modulation," IEEE Trans. Ind. Electron., vol. 55, no. 5, pp. 2061-2071, May 2008. (Pubitemid 351728759)
16. U. M. Choi, K. B. Lee, and F. Blaabjerg, "Diagnosis and tolerant strategy of an open-switch fault for T-type three-level inverter systems," IEEE Trans. Ind. Appl., to be published, doi: 10.1109/TIA.2013.2269531.