参数变化对低功率电弧发动机性能和稳定性的影响

Effect of parameter variation on low power arcjet performance and stability

设计了一种功率低于500 W以下的电弧加热发动机的结构和实验系统,采用氮气作为推进剂,系统地测试了该电弧加热发动机在不同工况下的性能参数,并分析了发动机关键尺寸参数和主要工况参数对发动机性能和稳定性的影响,总结得到了稳定工作参数和规律。

A kind of arcjet structure for low power below 500 W and a related experiment system are presented.Performance parameters are obtained under different working conditions with nitrogen as propellant.The effect of the change of key dimensions and main working parameters on the performance and stability of the thruster is analyzed.Stable working parameters and laws are studied.