国外高超声速飞行器红外辐射特性研究现状分析

Analysis on Research Status of Infrared Radiation Signatures from Hypersonic Vehicles Overseas

简要介绍了国外高超声速巡航导弹、高超声速助推滑翔飞行器以及高超声速飞机的发展概况,分析了高超声速飞行器红外辐射特性研究中外部连续-稀薄流场仿真和辐射特征计算两个关键技术,指出研究过程中面临气体多组分非平衡效应难题,最后,对高超声速飞行器红外辐射特性研究的发展趋势进行了展望。

The development of hypersonic cruise missile,hypersonic boost glider and hypersonic aircraft in foreign countries is briefly introduced.The two key technologies for infrared radiation signatures of hypersonic vehicle are analyzed,namely simulation of external continuous-rarefied flow filed and radiation signatures calculation.The problem of multi-component non-equilibrium effect in the research process is pointed out.Finally,the trend of study on infrared radiation signatures of hypersonic vehicles is envisioned.