| Ni/Al_2O_3、Co/Al_2O_3和Ni-Co/Al_2O_3催化剂催化乙醇水蒸气重整制氢的性能 |
| |
| 引用本文： | 毛丽萍,胡勋,吕功煊.Ni/Al_2O_3、Co/Al_2O_3和Ni-Co/Al_2O_3催化剂催化乙醇水蒸气重整制氢的性能[J].兰州理工大学学报,2009,35(3). |
| |
| 作者姓名： | 毛丽萍 胡勋 吕功煊 |
| |
| 作者单位： | 1. 中国科学院兰州化学物理研究所,羰基合成与选择氧化国家重点实验室,甘肃,兰州,730000;兰州理工大学,石油化工学院,甘肃,兰州,730050
2. 中国科学院兰州化学物理研究所,羰基合成与选择氧化国家重点实验室,甘肃,兰州,730000 |
| |
| 基金项目： | 国家重点基础研究发展规划(973计划) |
| |
| 摘 要： | 利用浸渍法制备Ni/Al2O3、Co/Al2O3、Ni-Co/Al2O3催化剂,考察催化剂对乙醇水蒸气重整反应的催化性能,对催化剂进行x射线衍射(XRD)表征.实验结果表明,Ni/Al2O3催化剂具有较好的低温活性,Co/Al2O3催化剂具有较高的氢气选择性和较低的甲烷选择性,而Ni-Co/Al2O3催化剂表现出良好的催化性能,有较高的低温活性,较高的氢气、二氧化碳选择性,较低的一氧化碳、甲烷选择性,450 ℃时乙醇转化率达到100%, 氢气选择性为79.8%,二氧化碳选择性为91.9%.
|
| 关 键 词： | 浸渍法 乙醇 水蒸气重整 制氢 |
Performance of catalysts Ni/Al_2O_3,Co/Al_2O_3 and Ni-Co/Al_2O_3 used for preparation of hydrogen from ethanol steam reforming |
| |
| MAO Li-ping,HU Xun,LU Gong-xuan.Performance of catalysts Ni/Al_2O_3,Co/Al_2O_3 and Ni-Co/Al_2O_3 used for preparation of hydrogen from ethanol steam reforming[J].Journal of Lanzhou University of Technology,2009,35(3). |
| |
| Authors: | MAO Li-ping HU Xun LU Gong-xuan |
| |
| Institution: | MAO Li-ping1,2,HU Xun1,LU Gong-xuan1(1.State Key Laboratory for Oxo Synthesis and Selective Oxidation,Lanzhou Institute of Chemical Physics,Chinese Academy of Sciences,Lanzhou 730000,China,2.College of Petrochemical Technology,Lanzhou Univ.of Tech.,Lanzhou 730050,China) |
| |
| Abstract: | Catalysts Ni/Al2O3,Co/Al2O3 and Ni-Co/Al2O3 were prepared with impregnation method,the catalytic properties of the catalysts for hydrogen production from ethanol steam reforming were investigated,and the catalysts were characterized by X-ray diffraction(XRD).The results indicated that the catalyst Ni/Al2O3 exhibited a better lower-temperature activity,while the catalyst Co/Al2O3 showed high selectivity for hydrogen and low selectivity for methane,and the catalyst Ni-Co/Al2O3 manifested a fine catalytic prop... |
| |
| Keywords: | Ni-Co/Al2O3 |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
