28KHZ 40KHZ Ultrasonic Generator Circuit Pcb Board Driver Ultrasonic Cleaner Transducer For Ultrasonic Cleaning

28KHZ 40KHZ Ultrasonic Generator Circuit Pcb Board Driver Ultrasonic Cleaner Transducer For Ultrasonic Cleaning

The low-frequency ultrasonic circuit board PCB circuit includes: using a single-phase PWM rectifier on the rectifier side to achieve power factor correction and boost, replacing traditional single-phase uncontrolled rectification; Using interleaved parallel Buck circuits on the DC side for power regulation and achieving parallel current sharing; On the inverter side, a phase shifting control strategy is adopted to maximize power transmission to the transducer by adjusting and controlling the phase shifting angle; Introduced the control methods of traditional frequency tracking in frequency tracking, using an optimal working point identification and variable step frequency tracking method to solve the problems of large deviation and long transition time in traditional frequency tracking; The characteristics of static and dynamic matching networks were analyzed on the impedance matching network, and a series matching method of static networks was adopted.

28KHZ 40KHZ Ultrasonic Generator Circuit Pcb Board Driver Ultrasonic Cleaner Transducer For Ultrasonic Cleaning

标签：28KHZ 40KHZ Ultrasonic Generator Circuit Pcb Board, Ultrasonic Generator Circuit Pcb Board Driver