预冷吸气组合发动机研究进展与关键技术分析

Research progress of pre-cooled air-breathing combined engines and analysis of the key technology

在预冷吸气组合发动机特点分析的基础上,综述了RB545、ATREX、PTCJ、SABRE和Scimitar等5种预冷吸气发动机的研究进展。对预冷器、补热器、微通道换热器、高性能旋转机械、先进推力室等预冷吸气组合发动机需要突破的关键技术进行了分析,提出了需要关注的重点。讨论了不同发动机的系统方案优缺点,提出了后续的研究建议。

Based on an analysis of the characteristics of pre-cooled air-breathing combined engine,the research progress of five types of engines in the world are summarized.Key techniques,advantages and disadvantages of the engines are also analyzed and discussed.Finally a proposal for future development of the engine is presented.