| 催化裂化流化床内构件的研究进展 |
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| 引用本文： | 董群,贾昭,王丽,张钢强,善世文.催化裂化流化床内构件的研究进展[J].化工进展,2010,29(9). |
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| 作者姓名： | 董群 贾昭 王丽 张钢强 善世文 |
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| 作者单位： | 大庆石油学院化学化工学院; |
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| 摘 要： | 介绍了近年来催化裂化流化床中内构件的研究现状,主要包括挡板、垂直管束和填料。阐述了气、固两相在装有不同内构件的流化床中的流动特点,指明了各类内构件的优缺点。并详细阐述了挡板式和填料式内构件的改进历程,根据现有内构件存在的优缺点提出了新的内构件的开发方向。
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| 关 键 词： | 气固流化床 内构件 催化裂化 |
An outline for inner-loop studies in FCC fluidized bed |
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| DONG Qun,JIA Zhao,WANG Li,ZHANG Gangqiang,SHAN Shiwen.An outline for inner-loop studies in FCC fluidized bed[J].Chemical Industry and Engineering Progress,2010,29(9). |
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| Authors: | DONG Qun JIA Zhao WANG Li ZHANG Gangqiang SHAN Shiwen |
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| Affiliation: | DONG Qun,JIA Zhao,WANG Li,ZHANG Gangqiang,SHAN Shiwen (Chemistry and Chemical Engineering College,Daqing Petroleum Institute,Daqing 163318,Heilongjiang,China) |
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| Abstract: | An outline for inner-loop studies in FCC fluidized bed is provided,including mainly baffle,vertical tube bundles and packing.The flow characteristics of both gas and solid in fluidized bed with various inner-loops are described,and the advantages and disadvantages of various types of inner-loop are discussed.The improvement process within the baffle and packing components is summarized,and the direction for future development is discussed according to the advantages and shortcomings in the existing structur... |
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| Keywords: | gas-solid fluidized bed inner-loop fluid catalytic cracking |
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