In this paper, the researchs on Solid Ducted Ramjet (SDR) inner flowfield with swirling injection were done and the applications of the swirl injection in SDR were explored.

• 针对固体火箭冲压发动机，本文开展了旋转射流进气对固体火箭冲压发动机内流场影响的研究，探索了旋转射流进气在固体火箭冲压发动机中的应用。