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导向充气喷动床的临界充气速度
引用本文:王国胜,张政.导向充气喷动床的临界充气速度[J].高校化学工程学报,1998,12(4):388-391.
作者姓名:王国胜  张政
作者单位:[1]沈阳化工学院经工系 [2]北京化工大学化学工程系
摘    要:1前言在普通喷动床的环形区底部额外引入一股辅助气体,由于喷动气体和辅助气体各自独立地改变,气固系统将出现下列几种体系或操作状态:①固定床;②充气喷动床;③喷流床;④带射流的流化床。长期以来对充气喷动床与喷流床的区别不是很清楚的[1~5]。张怀清等[6...

关 键 词:导向管  充气喷动床  充气速度  临界  喷动床

Maximum Allowable Aerating Rate of Aerated Spouted Bed with a Draft Tube
Wang Guosheng\ \ Tan Xuefu\ \ Wang Hongxin.Maximum Allowable Aerating Rate of Aerated Spouted Bed with a Draft Tube[J].Journal of Chemical Engineering of Chinese Universities,1998,12(4):388-391.
Authors:Wang Guosheng\ \ Tan Xuefu\ \ Wang Hongxin
Abstract:In an aerated spouted bed with draft tube made of a plexiglass cylinder of 92 mm I.D. Using glass beads as experimental materials. The maximum allowable aerating rate was found. Thereby we can completely distinguish the aerated spouted bed from the spout fluid bed, both of them have not being clearly distinguished from each other for a long time. The factors relating to maximum allowable aerating rate were studied, And by regressing experimental data, the correlation used to calculate maximum allowable aerating rate was obtained, which is for design and operation reference only to the aerated spouted bed with a draft tube.
Keywords:Draft tube  Aerated spouted bed  Aerating rate  
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