Pulse drive and pulse current were studied in this paper aim at improving peak output power of the ultrasonic generator. At the same time these two types circuit for producing pulses were studied.

本文从提高超声电源峰值功率出发，分析研究了脉冲驱动及脉冲电流两种不同的脉冲形式，同时研究了这两类产生脉冲的电路。

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The flyback mode switch power supply is chosen as the main circuit of the high voltage power in the paper with 555 pulse control circuit and flyback drive circuit.

选择了反激式开关电源作为高压电源的主电路，并以555脉冲控制电路和反激式驱动电路作为辅助电路。

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