To better the liquid velocity distribution in the core of the column,the resistance internals with lateral fins on a vertical bar were installed on the(center) line of the bubble column.

• 针对大型鼓泡塔径向流速分布不均易导致中心区域气体短路的问题,提出了在中心区域布置阻尼内构件改善流速分布的方案。