A new control method of multiunit inverter is described, which determines the triggering pulse for each unit to obtain the sine wave output through multiple-phase shifting superimposition principle.
研究了多重化逆变器的一种控制方法，采用逆推的方法确定各单元的触发脉冲，通过多重移相叠加原理得到正弦波输出。
By analyzing the equivalent circuit of STATCOM, the basic requirements to the triggering system was pointed out, and the CPLD-based functional structure for triggering pulse generator was established.
通过对STATCOM工作原理与等效电路的分析，指出了STATCOM对其触发系统的基本要求，建立了基于CPLD的触发脉冲发生电路的功能逻辑结构。
By analyzing the equivalent circuit of STATCOM, the basic requirements to the triggering system was pointed out, and the CPLD-based functional structure for triggering pulse generator was established.
通过对STATCOM工作原理与等效电路的分析，指出了STATCOM对其触发系统的基本要求，建立了基于CPLD的触发脉冲发生电路的功能逻辑结构。
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