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为了解决微波等离子推力器全系统在真空中进行实验的关键问题 ,减少实验中不必要的能量损失 ,研制出可在大气与真空环境中工作的微波等离子推力器电微波系统 .该系统利用了开关电源、衰减器和检波器一体化设计技术、液体冷却技术 ,解决了微波电子器件在真空中的放电问题 .实验表明 :系统输出的微波功率稳定 ,能可靠地工作在地面和真空环境中
In order to solve the key problem of microwave plasma thruster system-wide experiments in vacuum and to reduce the unnecessary energy loss in experiment, a microwave plasma thruster microwave system that can work in atmosphere and vacuum environment was developed. Power, attenuator and detector integrated design technology, liquid cooling technology to solve the microwave electronic devices in the vacuum discharge problem.The experiment shows that: the system output microwave power is stable and can reliably work in the ground and the vacuum environment