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密相区表面固体颗粒夹带率数学模型
引用本文:周陵生,姜秀民,刘建国.密相区表面固体颗粒夹带率数学模型[J].锅炉技术,2011,42(4):15-17.
作者姓名:周陵生  姜秀民  刘建国
作者单位:1. 北京龙源环保工程有限公司,北京,100044
2. 上海交通大学,热能工程研究所,上海,200240
摘    要:在研究循环流化床稀相区固体颗粒扬析夹带率分布和固体颗粒浓度分布时,通常需要计算密相区表面固体颗粒夹带率.基于流化床稀相区内固体颗粒呈环核状运动的理论,建立了密相区表面固体颗粒夹带率的数学模型,并与相关文献的实验数据进行了比对,吻合较好.

关 键 词:夹带率  循环流化床  模型  环核结构

A Mathematic Model for Solids Entrainment Flux on the Surface of the Dense Region in a Circulating Fluidized Bed
ZHOU Ling-sheng,JIANG Xiu-min,LIU Jian-guo.A Mathematic Model for Solids Entrainment Flux on the Surface of the Dense Region in a Circulating Fluidized Bed[J].Boiler Technology,2011,42(4):15-17.
Authors:ZHOU Ling-sheng  JIANG Xiu-min  LIU Jian-guo
Affiliation:ZHOU Ling-sheng1,JIANG Xiu-min2,LIU Jian-guo21.Beijing Longyuan Environment Protection Engineering Co,Ltd.,Beijing 100044,China,2.School of Mechanical Engineering,Shanghai Jiaotong University,Shanghai 200240
Abstract:It is necessary to know the solids entrainment flux on the surface of the dense region in a circulating fluidized bed on studying the hydrodynamic behavior and the concentration of solids of the dilute region.Based on the principle of core-annulus structure in characterizing the hydrodynamic behavior in the dilute region of fluidized beds,a mathematic model for solids entrainment flux on the surface of the dense region in a fluidized bed was established.The simulation results from the developed model are in...
Keywords:entrainment flux  Circulating Fluidized Bed  model  core-annulus structure  
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