旋转喷射泵是利用皮托管原理研制的小流量高扬程泵 ,属结构特殊的新型极低比转数泵。该文介绍旋喷泵在国内外的发展概况 ,并介绍该泵的两个关键部件——叶轮和集流管研究开发。对下一步研究工作提出建议 Rotary jet pump is the use of Pitot tube principle developed by the small flow high-lift pump, a special structure of a new type of very low rpm pump. This article introduces the development overview of rotary jet pump both at home and abroad and introduces the research and development of two key components of the pump - impeller and manifold. Suggest suggestions for further research