涡轮基组合循环动力关键技术进展

Progress and prospect of key technologies for turbine based combined cycle engine

涡轮基组合循环发动机将是未来高超声速飞行器的主要动力装置,满足空间运载、高速运输、远程快速打击等任务需求,具备可常规起降、可多次重复使用、经济性好等优点。梳理了诸多航空强国关于涡轮基组合循环动力关键技术的发展脉络,分析了开展涡轮基组合循环发动机技术研究必须解决涵盖的模态转换、飞发一体化、超宽工作范围、耐高温、匹配性等诸多方面的关键技术瓶颈。结合国外先进经验,阐述了国内涡轮基组合循环发动机研究的建议,总结了必须解决的涡轮/冲压组合动力关键技术问题。

Turbine based combined cycle engine will be the main power device of future hypersonic aircraft.It can meet the requirements of space transportation,high-speed transportation and long-distance rapid strike.It has the advantages of conventional take-off and landing,repeated uses and good economy.This paper reviews the development of key technologies of turbine-based combined cycle power in many aviation powers,and analyzes the key technical bottlenecks that must be solved in the research of turbine based combined cycle engine technology including mode transition,aircraft and engine integration,ultrawide operating range,high temperature resistance,compatibility and so on.Combined with the advanced experience of foreign countries,the paper expounds the development prospects and suggestions of domestic turbine based combined cycle engine research,and summarizes the key technical problems of turbine based combined cycle engines that must be solved.