The asynchronous machine is fed by cascaded multilevel inverter, and the inverter switching signals are generated by carrier phaseshifted pulse width modulation method.
采用级联型多电平逆变器给异步电机供电，逆变器的开关信号利用载波移相脉宽调制方法生成。
A new Space Vector Pulse Width Modulation (SVPWM) method based on control factor is proposed.
介绍一种基于控制因子的三电平空间矢量方法。
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。
Introduction was made to the method of sine pulse width modulation (SPWM) wave generated by table searching, which is based on area equivalence principle.
介绍了一种基于面积等效原理，采用查表法产生正弦脉宽调制(SPWM)波的方法。
Pulse Width Modulation device chip is designed by the reverse design method.
脉宽调制器芯片采用逆向设计方法完成。
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。
The structure of the electrostatic producer is expatiated, and the method with which the pulse-width modulation feedback force linearizes the electrostatic force producer is purposed.
本文阐述了静电力发生器的结构，提出并研究了用脉宽调制反馈力线性化静电力发生器的方法。
Aiming at the complicated design of three-phase PWM (Pulse Width Modulation) rectifier by using nonlinear feedback method, a linear feedback approach based on inverse system method is presented.
针对三相脉宽调制(PWM)整流器控制采用非线性反馈方法使控制器设计复杂化的问题，提出一种基于逆系统方法的三相pwm整流器的反馈线性化控制方法。
The existing VLSI neural network design method based on the pulse width modulation (PWM) technique is modified in this paper.
改进了现有的基于脉宽调制(PWM)技术的VLSI神经网络设计方式。
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.
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。
Base on the response characteristics of FED, the improved grayscale pulse width modulation (PWM) method was designed.
根据FED显示器响应特性，设计了改进型pwm灰度调制方法。
A method of the three phase voltage-source inverter connecting to the grid is studied, which consists of space vector pulse width modulation and phase-locking method.
本文研究了三相电压源型逆变器实现并网所采用的控制方法，包括空间矢量调制法和锁相环技术。
A method of the three phase voltage-source inverter connecting to the grid is studied, which consists of space vector pulse width modulation and phase-locking method.
本文研究了三相电压源型逆变器实现并网所采用的控制方法，包括空间矢量调制法和锁相环技术。
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