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两种煤气甲烷化反应器的模拟和比较
引用本文:吴连弟,陈幸达,王文明,王绿芳. 两种煤气甲烷化反应器的模拟和比较[J]. 煤炭转化, 2006, 29(2): 70-75,98
作者姓名:吴连弟  陈幸达  王文明  王绿芳
作者单位:华东理工大学化学实验教学中心,200237,上海;华东理工大学化学实验教学中心,200237,上海;华东理工大学化学实验教学中心,200237,上海;华东理工大学化学实验教学中心,200237,上海
摘    要:建立了耐硫甲烷化外冷列管式反应器的拟均相二维模型和外循环式反应器的拟均相一维模型,考察了设备参数和操作条件对反应床层的影响.从反应工程角度考虑,外冷列管式反应器优于外循环式:外冷列管式反应器在近于等温条件下进行;外循环式反应器存在大量产品气的返混,降低了有效气(CO和H2)含量.

关 键 词:反应器  城市煤气  甲烷化  模拟和比较
收稿时间:2005-11-20
修稿时间:2005-11-202006-02-21

SIMULATION AND COMPARISON OF TUBE-ARRAY REACTOR AND EXTERNAL-RECYCLE REACTOR FOR TOWN-GAS METHANATION
Wu Liandi,Chen Xingda,Wang Wenming,Wang Lüfang. SIMULATION AND COMPARISON OF TUBE-ARRAY REACTOR AND EXTERNAL-RECYCLE REACTOR FOR TOWN-GAS METHANATION[J]. Coal Conversion, 2006, 29(2): 70-75,98
Authors:Wu Liandi  Chen Xingda  Wang Wenming  Wang Lüfang
Affiliation:Chemical Experimental and Instructional Center, East China University of Science and Technology, Shanghai 200237
Abstract:The two-dimensional pseudo-homogenous model of tube-array reactor and the one-dimensional pseudo-homogenous model of external-recycle adiabatic reactor have been established. The effects of equipment parameters and operation conditions on reactor performance have been investigated. In the view of chemical reaction engineering, tube-array reactor is prior to external-recycle reactor. In tube-array reactor, the reactions happen nearly under the isothermal condition. There is back mixing of production gas for external-recycle reactor, which decreases the constant of reactant, such as CO and H2.
Keywords:reactor  town gas   methanation  simulation and comparison
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