气-固循环流化床的流动特性  

Hydrodynamics in a Gas-solid Circulating Fluidized Bed

作　　者：刘宝勇[1] 魏绪玲[2] 张斌[1] 杨西[1] 

机构地区：[1]兰州交通大学化学与生物工程学院,甘肃兰州730070 [2]中国石油天然气股份有限公司石油化工研究院,北京100093

出　　处：《广东化工》2012年第11期159-160,共2页Guangdong Chemical Industry

基　　金：甘肃省自然科学基金项目(0916RJZA049)

摘　　要：循环流化床是一种新型高效无气泡气-固反应器,应用广泛。文章首先介绍了气-固循环流化床的特点,总结了循环流化床上部区域的流动特性,并讨论了循环流化床底部区域的流动特性,最后展望了循环流化床流动特性研究的发展趋势。Circulating fluidized bed is a new type high efficiency gas-solid reactor,without gas bubble,which is used widely.Characteristics of gas-solid circulating fluidized bed were introduced firstly.Then hydrodynamics in the upper zone of a circulating fluidized bed were summarized.Furthermore,hydrodynamics in the bottom zone of a circulating fluidized bed were discussed.At last,research tendency of hydrodynamics in circulating fluidized bed were prospected.

关 键 词：循环流化床 流动特性 底部区域 

分 类 号：TQ[化学工程]