旋转爆震燃烧及应用研究进展

Research Progresses of rotating detonation combustion and its application

爆震燃烧是一种激波与反应面高度耦合并以超声速传播的燃烧方式,基于爆震燃烧构建的动力推进装置具有理论性能优势,是未来空天领域重要的发展方向。连续旋转爆震发动机是爆震燃烧的一种应用形式,具有自适应能力强、发动机长度短、推力性能高等优势,有望推动航空航天动力技术的跨越发展。以经典爆震理论为切入点,总结了旋转爆震发动机相关的基础研究问题及旋转爆震发动机工程应用的研究进展,回顾了国防科技大学在旋转爆震领域的发展历程,最后展望了旋转爆震发动机未来发展。

Detonation combustion is a combustion type that the shock wave is highly coupled with the reaction zone propagating at supersonic velocity.The detonation–based power propulsion system has the significant theory superior⁃ity,which is one of the vital development directions of the future aerospace technology.Continuous rotating detonation engine is one of the engineering applications of detonation combustion,with the obvious advantage over the high ad⁃aptation,short combustor length,and high thrust performance.It is expected to promote the significant development of aerospace power technology.This paper starts from the classical detonation theory,and then summarizes the re⁃lated fundamental investigations of rotating detonation combustion.Subsequently,the recent progresses of engineer⁃ing application on rotating detonation engine are introduced.And the development history of National University of De⁃fense Technology on rotating detonation engine is reviewed and summarized.Last,the development and expectation of rotating detonation engine are proposed based on the current researches.