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二氧化碳甲烷自热重整计算分析与中试
引用本文:刘俊义,常卉,祝贺,唐志永. 二氧化碳甲烷自热重整计算分析与中试[J]. 石油与天然气化工, 2016, 45(6): 25-31
作者姓名:刘俊义  常卉  祝贺  唐志永
作者单位:山西潞安煤基合成油有限公司,山西潞安煤基合成油有限公司,中国科学院上海高等研究院低碳转化科学与工程重点实验室,中国科学院上海高等研究院低碳转化科学与工程重点实验室
基金项目:中国科学院先导项目“低阶煤清洁高效梯级利用关键技术与示范” (XDA07000000);国家科技支撑计划“CO2化工利用关键技术研发与示范”(2013BAC11B00)。
摘    要:运用Gibbs自由能最小化方法和耦合详细反应动力学的计算流体力学(CFD)方法对CO_2-CH_4自热重整进行了相关的计算分析。结合自主研发的反应器和催化剂,在山西省潞安集团煤制油低碳循环经济园区进行了原料气处理量10 000m~3/h、运行压力2MPa、新型镍基催化剂装填量约5t的中试实验,获得合成气中甲烷摩尔分数小于1%、n(H_2)/n(CO)=1.1、有效气摩尔分数为60.7%的合成气。其中,CO_2-CH_4自热重整反应器设计主要尺寸为:内径1.6m,燃烧高度3.0m,催化剂装填高度2.8m,反应器总体高度约13.8m。

关 键 词:二氧化碳  甲烷  合成气  自热重整  Gibbs  计算流体力学  反应器  中试 
收稿时间:2016-06-01

Calculation analysis and pilot test of CO2-CH4 autothermal reforming
Liu Junyi,Chang Hui,Zhu He and Tang Zhiyong. Calculation analysis and pilot test of CO2-CH4 autothermal reforming[J]. Chemical Engineering of Oil and Gas, 2016, 45(6): 25-31
Authors:Liu Junyi  Chang Hui  Zhu He  Tang Zhiyong
Affiliation:Shanxi Lu''an Coal-to-Gasoline Co., Ltd., Changzhi 046103, China,Shanxi Lu''an Coal-to-Gasoline Co., Ltd., Changzhi 046103, China,CAS Key Laboratory of Low-Carbon Conversion Science and Engineering, Shanghai Advanced Research Institute, Chinese Academy of Sciences,Shanghai 201210,China and CAS Key Laboratory of Low-Carbon Conversion Science and Engineering, Shanghai Advanced Research Institute, Chinese Academy of Sciences,Shanghai 201210,China
Abstract:The CO2-CH4 autothermal reforming process is calculated and analyzed by the Gibbs free energy minimization method and Computational Fluid Dynamics (CFD) coupled with detailed reaction kinetics. Combining with independent research and development reactors and catalysts, the pilot test conditions were the raw material gas treatment capacity of 10 000 m3/h, operating pressure of 2 MPa, nickel based catalyst loading of about 5 tons, and the syngas was CH4/syngas ratios less than 1%, n(H2)/n(CO)=1.1 and effective gas content of 60.7% on the Low Carbon Circular Economy Park, Shanxi Lu''an Coal-to-Gasoline Co., Ltd. The main design dimensions of CO2-CH4 autothermal reforming reactor were the inner diameter of 1.6 m, the combustion height of 3.0 m, the catalyst loading height of 2.8 m and the reactor overall height of about 13.8 m.
Keywords:carbon dioxide   methane   syngas   autothermal reforming   Gibbs   computational fluid dynamics   reactor   pilot
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