说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 随机开关频率PWM
1)  random pulse width modulation
随机开关频率PWM
2)  random switching frequency
随机开关频率
1.
In order to further resolve the noise problem brought by AC drive system powered by frequency converter,an innovational resolution which can realize the randomization of switch frequency named a variable-delay random PWM(VDRPWM)method,combined random switching frequency and space vector modulation technique for three-phase inverters is proposed here.
本文针对变频器供电交流传动系统带来的噪声问题,提出了一种随机开关频率与空间电压矢量调制结合的新方法,即可变延迟开关周期PWM方法(VDRPWM),以实现开关频率随机化;并以某型电机的变频器为研究对象,设计了三相空间电压矢量控制的电机系统。
2.
The modulation method of random switching frequency based on stationary switching frequency is given.
固定频率的SVPWM脉冲信号的谐波主要集中在其开关频率附近,且幅值较大;随机开关频率SVPWM脉冲信号的谐波分布均匀,且其谐波幅值的峰值较前者有了很大下降。
3)  random frequency PWM inverter
随机开关频率脉宽调制逆变器
4)  PWM current control with fixed switching frequency
固定开关频率PWM电流控制
5)  Triangular carrier phase shifting-switch frequency optional PWM
三角载波移相-开关频率最优PWM法
6)  random frequency
随机频率
补充资料:频率计量(见时间频率计量)


频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology

  口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
  
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条