脉宽调制波 meaning in Chinese

pulse width modulated wave

The driving circuit was designed . 5 . on the control mode , the pwm wave produced by mcu to control the dcmotive
在控制方式上，采用单片机的定时中断，产生脉宽调制波，对直流电动机进行控制。
The performance of the electric vehicle is improved greatly in which the harmonic wave of output voltage , power loss and torque pulsation of the system are decreased by controlling the switch angles
它运用规则采样法产生正弦脉宽调制波，通过开关角的控制抑制逆变器输出电压中的谐波分量，降低了电动机的损耗和转矩脉动，使电动车的运行性能得到了较大改善。