Seo J H, Choi C H, Hyun D S. A new simplified space-vector PWM method for three-level inverters[J]. IEEE Transactions on Power Electronics, 2001, 16(4): 545-550.
[2]
Brendan Peter McGrath, Donald Grahame Holmes. An analytical technique for the determination of spectral components of multilevel carrier-based PWM methods[J]. IEEE Transactions on Industrial Electronics, 2002, 49(4): 847-857.
Lai Jisheng, Peng Fangzheng. Multilevel converter-a new breed of power converters[J]. IEEE Transactions on Industry Applications, 1996, 32(3): 509-517.
[6]
José Rodríguez, Steffen Bernet, Wu Bin, et al. Multilevel voltage-source converter topologies for industrial medium-voltage drives[J]. IEEE Transactions on Industrial Electronics, 2007, 54(6): 2930-2945.
[7]
Donald Grahame Holmes, Brendan Peter McGrath. Opportunities for harmonic cancellation with carrier-based PWM for two-level and multilevel cascaded inverters[J]. IEEE Transactions on Indus- trial Applications, 2001, 37(2): 574-582.
[8]
Sirisukprasert S, Lai J S, Liu T H. Optimum harmonic reduction with a wide rang of modulation indices for multilevel converters[J]. IEEE Transactions on Industrial Electronics, 2002, 49(4): 875-881.
[9]
McGrath B P, Holmes D G. Multi-carrier PWM strategies for multilevel inverters[J]. IEEE Trans- actions on Industrial Electronics, 2002, 49(4): 858- 867.
[10]
Tolbert L M, Chiasson J, McKenzie K, et al. Elimination of harmonics in a multilevel converter with nonequal DC sources[J]. IEEE Transactions on Industrial Applications, 2005, 41(1): 75-82.