本文论述了贯流式水轮发电机组的四种机型及其应用范围,着重介绍了东电为小龙门电站机组选型而进行的工作,展现了东电已率先在我国8m 以下超低水头领域,对采用竖井贯流式机型的系统性技术所开展的有益探索。文章还特别叙述了东电正在研制的单机10MW 级及以上竖井贯流式机组的有关情况。 This paper discusses the turbofan turbine four models and their applications, focusing on the East Power Dragon unit selection for the work carried out, showing that the East has taken the lead in China’s ultra-low head below 8m Field, the beneficial exploration of the systematic technology using the vertical tubular model. The article also describes in detail the development of the East is stand-alone 10MW and above vertical tubular turbine units of the situation.