连续旋转爆轰发动机的研究进展

连续旋转爆轰发动机(CRDE)是一种基于爆轰燃烧方式的新概念发动机,具有一次起爆、燃烧速度快、热效率高、结构紧凑等优点,有望带来航空航天推进技术的跨越式发展,近年来受到世界各主要国家的高度关注。本文从基本概念、应用前景、实验研究和数值模拟等角度,对连续旋转爆轰发动机的研究进展进行了全面综述。通过总结有代表性的研究成果,给出尚待解决的问题,为其进一步工程化应用研究提供参考。

Progress of continuously rotating detonation engine research

Continuously Rotating Detonation Engine (CRDE)is one kind of new-concept deto-nation-based engines.It has several advantages,including one-initiation,fast combustion veloci-ty,high thermal efficiency and simple structure.Due to these characteristics,it is expected to bring revolutionary advancements to aerospace propulsion systems and has already drawn much attention throughout the world.In this paper,an overall review of the development of CRDE is given from several aspects:basic concepts,applications,experimental studies,numerical simula-tions,and so on.Representative results and outstanding contributions are summarized,and the unresolved issues for further engineering applications of CRDE are discussed.