Narrates the conventional method of SVPWM algorithm, by which the little zone of the reference space voltage vector is decided, and studies a new simple method.
概述了传统空间矢量pwm算法中判断参考空间电压矢量所在扇区和小区域的方法,研究了一种新的简单的判断算法。
During a modulation period, several dead voltage vectors were synthesized. Using the control software, the reference voltage space vector could be corrected. Thus the dead-time effect was eliminated.
在一个调制周期内,可预先求出几个死区电压矢量的合成矢量,用控制软件的方法实现对参考空间电压矢量的校正,从而消除死区效应。
A simplified algorithm is proposed in this paper, which directly calculates the duty cycles of space voltage vector tracking the reference voltage vector.
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直接计算电压空间矢量的位置和作用时间,简化了运算过程。
The composition processing of the space vector is also been analyzed, the reference voltage vector can be achieved correctly because there are more space voltage vector can be utilized.
还分析了采用多相空间电压矢量控制时,一个周期内电压矢量的合成过程,由于多相逆变器可供使用的空间电压矢量数目多,因而能够准确地输出给定电压矢量。
The composition processing of the space vector is also been analyzed, the reference voltage vector can be achieved correctly because there are more space voltage vector can be utilized.
还分析了采用多相空间电压矢量控制时,一个周期内电压矢量的合成过程,由于多相逆变器可供使用的空间电压矢量数目多,因而能够准确地输出给定电压矢量。
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