Intelligent Electromagnetic Control of Chemically Reactive Plasma Flow by Infomations

利用等离子体流中的混合和相互作用信息，对电磁场智能控制化学反应等离子体流进行了实验和理论研究。主要研究结果如下：（1）数值分析了二次气体注入对非平衡射频等离子体热流体流动和等离子体参数的控制特性。(2)通过数值分析，阐明了在超声速等离子体射流中施加射频磁场，改变粒子参数和喷嘴角度对粒子扩散和粒子加热的控制特性。(3)通过数值分析，阐明了磁导管内混合非平衡等离子体流中热流体流动和等离子体参数的控制特性。(4)对外加磁场对沿着偏压平板非平衡等离子体边界层的控制特性进行了实验研究。(5)通过实验研究了磁场作用下非平衡等离子体射流与其它功能气体混合的控制特性。

The experimental and theoretical study was conducted to control chemically reactive plasma flow by applying the electromagnetic field intelligently, utilizing the informations of mixing and interactions in the plasma flow. The main results obtained here are as follows :(1) The numerical analysis was conducted to clarify the control characteristics of thermofluid flow and plasma parameters in the nonequilibrium RF plasma flow by injecting secondary gas.(2) The numerical analysis was conducted to clarify the control characteristics of particle dispersion and particle heating in the supersonic plasma jet by applying the RF magentic field and by changing particle parameters and nozzle angle.(3) The numerical analysis was conducted to clarify the control characteristics of thermofluid flow and plasma parameter in the mixed nonequilibrium plasma flow in the magnetic duct.(4) The experimental study was conducted to clarify the control characteristics of the nonequilibrium plasma boundary layer along the biased flat plate by applying the magentic field.(5) The experimental study was conducted to clarify the control characteristics of nonequilibrium plasma jet by mixing with other functional gases in the applied magnetic field.