非稳态超声速燃烧电激励调控技术研究进展  

Research progress of unsteady supersonic combustion controlled by electric excitation technology

作　　者：孙明波[1] 朱家健 罗天罡 李沁远 田轶夫 万明罡 孙永超 SUN Mingbo;ZHU Jiajian;LUO Tiangang;LI Qinyuan;TIAN Yifu;WAN Minggang;SUN Yongchao(Hypersonic Technology Laboratory,National University of Defense Technology,Changsha 410073,China)

机构地区：[1]国防科技大学高超声速技术重点实验室,长沙410073

出　　处：《航空学报》2023年第15期119-145,共27页Acta Aeronautica et Astronautica Sinica

基　　金：国家自然科学基金(11925207,12172379,91741205)。

摘　　要：点火、燃烧振荡、火焰闪回和火焰吹熄等非稳态超声速燃烧现象是影响超燃冲压发动机高效燃烧组织的关键因素。实现非稳态超声速燃烧的主动实时调控对发动机的可靠鲁棒工作至关重要,是使超燃冲压发动机进一步走向实用化所必须解决的问题。综述了非稳态超声速燃烧电激励调控技术的研究进展,分析和探讨了电激励强化点火、电激励调控燃烧模态、电激励抑制燃烧振荡和火焰闪回、电激励拓宽火焰稳定极限与助燃等作用机制和应用效果,并对非稳态超声速燃烧电激励调控技术的未来发展趋势进行了展望,为后续开展电激励调控非稳态超声速燃烧研究工作提供了参考和借鉴。Unsteady supersonic combustion phenomena such as ignition,combustion oscillation,flame flashback and flame blowout are the key factors affecting the efficient combustion structure of scramjet engine.To realize the active real-time control of unsteady supersonic combustion,a problem that must be solved to make the scramjet engine fur⁃ther practical,is very important for the reliable and robust operation of the engine.After reviewing the research prog⁃ress of electric excitation control technology for unsteady supersonic combustion,this paper analyzes the mechanism and application effects of electric excitation to strengthen ignition,control combustion mode,suppress combustion os⁃cillation and flame flashback,widen flame stability limit and aid combustion.Moreover,this paper prospects the future development trend of electric excitation control technology for unsteady supersonic combustion and may provide a ref⁃erence for subsequent research on unsteady supersonic combustion controlled by electric excitation.

关 键 词：超声速燃烧 电激励 强化点火 燃烧调控 火焰稳定 

分 类 号：V235.21[航空宇航科学与技术—航空宇航推进理论与工程]