电压空间矢量控制的三相PWM整流器的研究

Research on Three-Phase PWM Rectifier controlled by Space Voltage Vector

本文提出了一种简单的电压空间矢量算法,该算法根据参考电压矢量在ab坐标系上的分量直接计算电压空间矢量在各个扇区内的作用时间,简化了运算过程。并以DSP为核心,设计了系统的硬件和软件结构。用Matlab对系统进行了仿真,仿真结果验证了本文所提出的电压空间矢量算法的有效性。

A simplified algorithm is proposed in this paper for space voltage vector time, this algorithm directly calculates the duty cycles of space voltage vector tracking the reference voltage vector in each sector in the space vector plane in the conventional methods. And the structure of hardware and software in DSP is designed. The result by Matlab simulation proves the reality of algorithm of space voltage vector in this paper.