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在两级电点火装置上,利用高压脉冲电源进行了HAN基液体发射药的电点火实验。实验观测到:在液体发射药的可靠点火过程中,存在着无电弧与电弧两种放电方式。实验研究了实现无电弧点火、限制电弧放电所需的电源特性参数及点火结构参数。目前电能利用率保持在60%以上,而电弧放电能量仅占负载所吸收总电能的30%。这种电点火系统对于提高武器自动化程度、增加射速等均具有重要的实际意义。
In the two-stage electric ignition device, the ignition experiment of HAN-based liquid propellant was carried out by using high-voltage pulse power. Experimental observations: reliable firing of liquid propellant in the process, there is no arc and arc discharge two ways. Experimental study of the realization of arc ignition, arc discharge required to limit the power characteristics of parameters and ignition structure parameters. At present, the utilization rate of electric power is maintained at over 60%, while the electric arc discharge energy accounts for only 30% of the total electric energy absorbed by the load. This electric ignition system is of great practical significance for improving the degree of weapon automation and increasing the rate of fire.