关键词：载波相移正弦脉冲调制；中性点偏移；级联型多电平逆变器；容错 [gap=1182]Key words：carrier phase shifted SPWM(CP孓SPWM)；neutral—shift；cascade multilevel inverter；fault tol—
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提出了一种混合级联型多电平逆变器拓扑结构，给出了逆变器的控制方案。
A hybrid cascaded multilevel inverter topology is presented. The control scheme of the hybrid cascaded multilevel inverter is given.
采用级联型多电平逆变器给异步电机供电，逆变器的开关信号利用载波移相脉宽调制方法生成。
The asynchronous machine is fed by cascaded multilevel inverter, and the inverter switching signals are generated by carrier phaseshifted pulse width modulation method.
为改善级联型多电平逆变器输出电压波形质量，对通过控制逆变单元开关角实现级联多电平逆变器谐波控制的方法进行了分析研究。
In this paper, the means of harmonics control by selecting switching angles are analyzed for improving quality of output voltage in cascaded multilevel inverter.
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