A vacuum arc thruster magnetic circuit driving device and a driving control method are suitable for in-orbit operation of micro-nano satellites, and the device comprises a power assembly and a control assembly. The constant current charging unit and the DC/DC are connected with a power supply, the energy storage unit is connected with the constant current charging unit, the pulse current unit is connected with the energy storage unit, the pulse current unit is connected to an electromagnetic coil of a thruster magnetic circuit, the power supply is further connected to an inductance energy storage unit of the thruster magnetic circuit, and the inductance energy storage unit is connected with a thruster head; the DC/DC is connected with the control assembly; the control assembly is connected with the upper computer, the pulse current unit, the inductance energy storage unit and the constant current charging unit. The pulse current unit converts the output of the energy storage unit into a steady-state voltage, starts the output according to the pulse switching signal, and adjusts the output pulse current signal according to the pulse control signal to drive the magnetic circuit. The problem of distribution of magnetic circuit energy of the thruster and energy of the thruster is solved, magnetic field intensity is changed by adjusting magnetic circuit current, and the service life and thrust of the thruster are prolonged.

    一种真空电弧推力器磁路驱动装置及驱动控制方法,适用于微纳卫星的在轨运行,装置包括功率组件和控制组件;功率组件包括与电源连接的恒流充电单元和DC/DC、与恒流充电单元连接的储能单元、与储能单元连接的脉冲电流单元,脉冲电流单元连接到推力器磁路的电磁线圈,电源还连接到推力器磁路的电感储能单元,电感储能单元连接推力器头部;DC/DC连接控制组件;控制组件连接上位机、脉冲电流单元、电感储能单元、恒流充电单元。脉冲电流单元将储能单元输出转换为稳态电压,根据脉冲开关信号开启输出,根据脉冲控制信号调整输出脉冲电流信号以驱动磁路。解决推力器磁路能量与推力器本身能量分配,通过调整磁路电流改变磁场强度,提高推力器寿命及推力。


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    Titel :

    Vacuum arc thruster magnetic circuit driving device and driving control method


    Weitere Titelangaben:

    一种真空电弧推力器磁路驱动装置及驱动控制方法


    Beteiligte:
    ZHANG GUOBING (Autor:in) / GAO YANG (Autor:in) / DING WENXIN (Autor:in) / WANG ZUQUAN (Autor:in) / SONG JUNXIA (Autor:in) / XU WENLIANG (Autor:in) / ZHONG XIUFENG (Autor:in) / SONG WENQIANG (Autor:in) / DUAN LEIQIANG (Autor:in) / DAI JUFENG (Autor:in)

    Erscheinungsdatum :

    2022-11-22


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B64G Raumfahrt , COSMONAUTICS / F03H PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR , Erzeugung von Vortriebskraft [Schub] nach dem Prinzip des Rückstoßes, soweit nicht anderweitig vorgesehen



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