Abstract: The present situation and progress of investigation on rocket based combined cycle(RBCC) propulsion system is reviewed.Research project and production during different periods were described.And some problems and critical technology which needs to be considered and settled during the RBCC development is pointed out.RBCC applications to reusable TSTO space transportation,near space or space plane,and SSTO vehicle are discussed.Finally,the suggestion about RBCC development in China is put forward.

Key words: Rocket based combined cycle(RBCC);Reusable spacecraft;Space transportation;Near space

摘要： 对国内外火箭基组合推进系统(RBCC)的研究动态和进展情况进行了总结,阐述了不同时期火箭基组合推进研究计划的重点和所取得的研究成果。分析了火箭基组合推进系统涉及的多项关键技术及其研究进展。论述了火箭基组合推进在两级入轨可重复使用天地往返系统、临近空间及空天飞行器和单级入轨方面的应用前景,并对国内这方面的研究提出了建议。

关键词: 火箭基组合推进;可重复使用航天器;天地往返;临近空间