Space vector pulse width modulation and multi-step commutation method of bi-directional switches are the basic control strategies of the matrix converter.
空间矢量脉宽调制和双向开关多步换流方式是矩阵式变换器的基本控制策略。针对多步换流过程在空间矢量脉宽调制中所引起的最小脉宽限制和输出波形畸变，提出一种优化调节方法。
Space vector pulse width modulation (SVPWM) and multi-step commutation method of bi-directional switches are the basic control strategies of the matrix converter.
空间矢量脉宽调制和双向开关多步换流方式是矩阵式变换器的基本控制策略。
In order to obtain optimal control effect of inverter switch state, pulse modulation signal of switch state is produced by two point of discrete directional adjusting and the method of stator magnetic field, so high dynamic performance of torque is get.
为了实现逆变器开关状态的最优控制效果，采用定子磁场定向的方法，借助于离散的两点式调节器来生成控制开关状态的脉冲调制信号，从而获得转矩的高动态性能。
Matrix converters; space vector pulse width modulation; bi-directional switch; multi-step commutation method; total harmonic distortion
矩阵式变换器；空间矢量脉宽调制；双向开关；多步换流方式；总谐波畸变率