Investigations show that there are both potential flow zone and plane circular flow zone in the tangential velocity distribution (TVD) of an ideal cyclone.

• 理论分析与试验研究表明，旋风筒的切向速度分布不出现势流区，主要呈现平面圆旋流分布趋势，对干燥粘性膏状物料特别有效。