介绍了电弧火箭推进系统,对其主要组成电弧推进电源的工作原理进行研究。电弧推进电源利用高频开关变换技术将一次母线电压转化为维持电弧电流,并在电弧形成初期提供必要的启动高压脉冲。研制的1 500 W原理样机实现了电弧推进器的引弧和维弧工作,证实了设计的可行性。 Introduced the arc rocket propulsion system, its main composition of the arc propulsion power of the working principle of research. The arc propulsion power supply utilizes a high frequency switching transformation technique to convert a primary bus voltage into a sustaining arc current and provide the necessary starting high voltage pulse at the beginning of the arc formation. The developed prototype of 1 500 W realizes arc starting and arc working of the arc propeller, confirming the feasibility of the design.