Computer imitation of the pulse width modulation switch regulated power supply with feedback loop 具有反馈环的脉宽调制开关稳压电源的计算机仿真
High - speed on - off valves are used and controlled with pulse width modulation ( pwm ) in this system 系统应用高速开关阀,用脉宽调制( pwm )的方法进行控制。
The sinusoidal pulse width modulation variable - frequency speed - regulated system based on 80c196mc microcontroller 单片机的正弦脉冲宽度调制变频调速系统
The method to generate 8 pulse - width modulation waves with microprocessor software by mechanism of timesharing is proposed 提出了基于分时机制的8路pwm波软件生成法。
It works at 70khz with current mode pulse width modulation ( pwm ) ; and the max duty is 75 percent 电路采用电流模式pwm控制,正常的工作频率为70khz ,输出信号的最大占空比为75 % 。
The inverse control method for pulse width modulation ( pwm ) inverter - fed induction motors is discussed 摘要针对电压源型逆变器供电的感应电动机,应用逆系统理论提出了一种新型控制策略。
A new hpwm ( hybrid pulse width modulation ) method is presented , which is the combination of the advantages of all above modulation methods 分析和比较了现有的三种调制方式的工作过程和频谱并引出其优势的结合体混合脉宽调制。