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管型结构对提升管流动特性的影响
Authors
任天瑞
冯伟
罗保林
陈志伟
Publication date
1 January 2002
Publisher
Abstract
采用边壁补气模拟重油催化裂化提升管反应装置中气体的膨胀行为,通过比较直管型提升管和锥型提升管中的气-固流动行为,研究了锥形提升管结构对油气膨胀所带来的流动特征变化的适应与改善,实验结果表明,相对于直管型提升管,锥型提升管对流化气量的变化有较好的适应能力,且能有效地改善床层的颗粒速度,空隙率的径向分布以及压力的轴向分布
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Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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Last time updated on 05/12/2019