The output voltage waveforms of matrix converter which is based on the space vector modulation are analysed under the unbalanced input voltage. A time-variant modulation ratio method is proposed.
在非对称输入电压情况下，对基于双空间矢量调制的矩阵变换器的输出电压波形进行了分析，提出了利用时变调制比改善输出电压波形的方法。
A new calculation method of crossing-modulation-ratio is presented in this paper, the method is suitable for output level distribution of CATV network system under all conditions.
文中提出了一种新的交调比计算方法，适宜各种条件下的CATV联网系统在分配输出电平时使用。
A new calculation method of crossing-modulation-ratio is presented in this paper, the method is suitable for output level distribution of CATV network system under all conditions.
文中提出了一种新的交调比计算方法，适宜各种条件下的CATV联网系统在分配输出电平时使用。
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