一种用于控制提供到加热辊的功率的方法和设备及相应于该方法和设备的相位控制电路。
A method and an apparatus to control power supplied to a heating roller and a phase control circuit corresponding to the method or the apparatus.
在线调节步长改变电压收敛速度,设计锁相控制电路,自动同步跟踪电网频率和相位。
The online variable step can also regulate the voltage convergence rate, and the phase-locked control circuit is designed to synchronously trace frequency and phase of power grid automatically.
应用推荐