电压自平衡式不对称多电平逆变器对电机调速的研究

曹莹，付光杰，侯永强

Research on voltage-balanced asymmetric multi-level inverter for motor’s speed control

CAO Ying，FU Guang-jie，HOU Yong-qiang

电工电能新技术 . 2011, (4): 80 -83 .