在模拟集输上升管路系统的实验装置上,研究了多种倾斜管角度下严重段塞流发生规律,给出了流型图.实验发现,倾斜管水平时仍会出现严重段塞流.流动参数分析表明,严重段塞流具有显著的周期性,压力大幅度振荡,气液间歇流出上升管,出口气体速度可能超过入口数十倍,对分离器造成剧烈冲击.研究发现,严重段塞流周期随气液流量增大而减小,并且符合幂律定律.
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