This paper discusses the circuit topology steady principle the three-state Discrete Pulse Modulation ( DPM ) hysteresis current control strategy principle of current sharing and criteria for the key circuit parameters of parallel inverter with high frequency and soft switch constituted in master-slave mode .

分析研究了主从模块法并联高频软开关逆变电源的电路拓扑、稳态原理、 三 态离散脉冲调制（DiscretePulseModulation，DPM）电流滞环 控制技术、均流原理和关键电路参数设计。

The static inverters parallel using a common voltage regulator with three-state discrete pulse modulation ( DPM ) hystersis current control is an easy way to realize parallel system .

三 态 DPM电流滞环 控制 高频脉冲直流环节静止变流器，可以方便的实现共用电压环的并联系统。