微型固体推力器阵列寻址点火控制系统研究

Research on control system of addressing ignition for solid propellant micro-thruster array

为了实现对大规模微型固体推力器阵列的快速逻辑寻址,并进行可靠点火,以FPGA为主控制器,利用USB接口进行高速通信,进行了微型固体推力器阵列寻址控制系统及点火电路的研究,完成了系统的硬件及软件设计,分析了推力响应时间。研究结果表明,该系统能实现对大规模微型固体推力器阵列进行快速有效的点火控制,设计的点火电路与推力器阵列行列寻址的控制方式相适应。

To realize reliably addressing ignition for large-scale solid propellant micro-thruster array,the addressing ignition control system and igniting circuit for solid propellant micro-thruster array were studied based on FPGA controller and USB interface.The hardware and software were designed,and thrust response time was analyzed.The investigation results show that rapid and efficient igniting control of large-scale micro-thruster arrays can be realized by using the system,and the design of igniting circuit accords with the row-column addressing method.