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铁系无铬(NBC-1)型高温变换催化剂 Ⅳ.吸附性能及CO变换反应机理的研究
引用本文:牟占军,高筠,刘全生,刁丽彤,金恒芳.铁系无铬(NBC-1)型高温变换催化剂 Ⅳ.吸附性能及CO变换反应机理的研究[J].燃料化学学报,1999(3).
作者姓名:牟占军  高筠  刘全生  刁丽彤  金恒芳
作者单位:内蒙古工业大学化学工程系
摘    要:通过程序升温脱附(TPD)、程序升温表面反应(TPSR)及脉冲反应(PSR)等化学物理技术,综合分析研究了铁系无铬(NBC-1)型CO高温变换催化剂的吸附性能及化学反应特性。研究表明,NBC-1型催化剂对H2O具有很强的吸附能力,不易吸附CO及CO2,该催化剂上水煤气变换反应的机理为氧化-还原(redox)反应机理

关 键 词:水煤气变换催化剂,铁系无铬催化剂,化学吸附,变换反应机理

NON-CHROMIUM IRON-BASED (NBC-1) COHIGH TEMPERATURE SHIFT CATALYST ADSORPTION PERFORMANCE AND WATER-GAS SHIFT REACTION MECHANISM
Mu ZhanjunGao YunLiu QuanshengDiao LitongJin Hengfang.NON-CHROMIUM IRON-BASED (NBC-1) COHIGH TEMPERATURE SHIFT CATALYST ADSORPTION PERFORMANCE AND WATER-GAS SHIFT REACTION MECHANISM[J].Journal of Fuel Chemistry and Technology,1999(3).
Authors:Mu ZhanjunGao YunLiu QuanshengDiao LitongJin Hengfang
Institution:Department fo Chemical EngineeringInner Mongolia Polytechnic UniversityHuhhot
Abstract:By using of some chemical physics technology, such as temperature programmed desorption (TPD), temperature programmed surface reaction (TPSR) and pulsed surface reaction (PSR), this thesis makes a thorough investigation on the adsorption performance and chemical reaction characteristics of the non-chromium iron-based (NBC-1) for CO high temperature shift reaction The results show that the NBC-1 catalyst surface has strong adsorption ability to H2O, weaker adsorption to CO and CO2, and that the Water Gas Shift reaction mechanism on this catalyst is the redoxreaction
Keywords:water-gas shift catalyst  non-chromium iron-based catalyst  chemical adsorption  shift reaction mechanism  
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