摘要
分析了空间矢量脉宽调制(SVPWM)在三相异步电动机控制中的应用,根据SVPWM控制计算,发出脉冲控制开关管通断,达到变频调制目的。使用Matlab/Simulink工具箱仿真,经试验表明,空间电压矢量调制的方法正确可行,可调高电压利用率和系统精度。
Analyzes the application of space vector pulse width modulation(SVPWM) in three-phase asynchronous motor control,according to the space vector pulse width modulation(SVPWM) control,pulse control switch sent off to achieve the aim of pulse frequency modulation(PFM).Using Matlab/Simulink toolbox simulation,the experiment showed that the space vector modulation method is feasible and improves the voltage utilization and system accuracy.
出处
《煤矿机电》
2011年第3期84-86,共3页
Colliery Mechanical & Electrical Technology
关键词
三相异步电机
空间矢量控制
空间矢量PWM
three-phase asynchronous motor
space vector control
SVPWM(Space Vector Pulse Width Modulation)