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。
By analyzing the basic influence of the "dead time effect" acting on the output voltage of SVPWM inverter, the concept of the dead time voltage vector is put forward.
在分析死区效应对空间电压矢量调制输出电压影响的基础上,提出死区电压矢量的概念,给出死区电压矢量的求取方法。
Dead-time is compensated according to the output reference voltage vector and phase currents.
首先判断电流方向,确定死区电压矢量的电平;
By analyzing the basic influence of the "dead-time effect" acting on the output voltage of SVPWM inverter, the concept of the dead-time voltage vector is put forward in this paper.
在分析死区效应对SVPWM输出电压影响的基础上,提出死区电压矢量的概念,给出死区电压矢量的求取方法。
Aimed at dead time effect of voltage-fed space vector pulse width modulation (SVPWM) inverter, a novel compensation method detecting current polarities from the current vector was presented.
针对电压源型空间矢量脉宽调制逆变器的死区效应,提出了一种根据电流矢量判断电流极性的死区补偿方法。
Aimed at dead time effect of voltage-fed space vector pulse width modulation (SVPWM) inverter, a novel compensation method detecting current polarities from the current vector was presented.
针对电压源型空间矢量脉宽调制逆变器的死区效应,提出了一种根据电流矢量判断电流极性的死区补偿方法。
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