利用电压空间矢量脉宽调制(SVPWM)信号变换控制功率变换器各开关器件的导通占空比,实现异步电动机的速度调节。
Using space vector pulse-width modulation (SVPWM) signal transformation method, speed regulation of induction motor is implemented by controlling the duty ratio of every converter switch.
为了实现开关磁阻电机(SRM)绕组电流或磁链的精确控制,必须提高SR M功率变换器的工作频率以提高系统的动态响应速度。
To achieve the precision control of phase current or phase flux linkage in switched reluctance motor (SRM), the higher switching frequency of converter is required to increase dynamic response speed.
相比于传统的数模变换器,本发明结构简单,转换速度快,在转换信号位数较多时此种优势更加明显。
Compared with traditional digit-analog converter, the invention has simple structure, quick conversion speed. The merit is superior especially for relatively more conversion signal digit.
应用推荐