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电压自平衡式不对称多电平逆变器对电机调速的研究
引用本文:曹莹,付光杰,侯永强.电压自平衡式不对称多电平逆变器对电机调速的研究[J].电工电能新技术,2011,30(4):80-83.
作者姓名:曹莹  付光杰  侯永强
作者单位:东北石油大学电气工程学院,黑龙江大庆,163318
摘    要:多电平逆变技术已广泛应用于高压大功率的场合.不对称6电平逆变器由于其结构简单且输出没有0电平而受到广泛的关注.而高压大功率多电平逆变电路的一个技术难点是中点电压的控制问题.该文提出了一种新型的单相不对称混合六电平逆变器拓扑结构.该结构是由两电平半桥单元和三电平半桥单元级联而成的,这种拓扑结构无需特殊的均压电路或复杂的电...

关 键 词:电压自平衡  不对称六电平  逆变器

Research on voltage-balanced asymmetric multi-level inverter for motor's speed control
CAO Ying , FU Guang-jie , HOU Yong-qiang.Research on voltage-balanced asymmetric multi-level inverter for motor's speed control[J].Advanced Technology of Electrical Engineering and Energy,2011,30(4):80-83.
Authors:CAO Ying  FU Guang-jie  HOU Yong-qiang
Affiliation:CAO Ying,FU Guang-jie,HOU Yong-qiang(Northeast Petroleum University,Daqing 163318,China)
Abstract:Nowadays,multi-level inverter technique is already widely used in the high-voltage and high-power field.Meanwhile the hybrid asymmetric 6-level inverter has been focused on for its simple construction and waveforms without 0 level.However,we all know that mid-point voltage control is one of the technical difficulties to high-voltage high-power multi-level inverter circuit.So a new single-phase hybrid asymmetric 6-level inverter is researched in this paper.In the inverter a 3-level Half-bridge unit and a Hal...
Keywords:voltage-balanced  asymmetric 6-level  inverter  
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