| La0.5Ca0.5Ni0.5Fe0.5O3催化剂的制备及其对生物质热解特性的影响 |
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| 引用本文： | 李倩,刘石明,成功,齐方杰,蔡海燕.La0.5Ca0.5Ni0.5Fe0.5O3催化剂的制备及其对生物质热解特性的影响[J].环境科学学报,2012,32(8):1827-1832. |
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| 作者姓名： | 李倩 刘石明 成功 齐方杰 蔡海燕 |
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| 作者单位： | 1. 华中科技大学环境科学与工程学院,武汉430074 海南省环境地质勘察院,三亚572000
2. 华中科技大学环境科学与工程学院,武汉,430074 |
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| 基金项目： | 中央高校基本科研业务费专项资金资助(No. 2010MS122,2012QN128) |
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| 摘 要： | 采用共沉淀法制备了La0.5Ca0.5Ni0.5Fe0.5O3纳米粉体,并通过XRD、SEM、TG-DTA等手段对所合成的样品进行了分析和表征.结果表明,采用碳酸铵作为共沉淀剂、聚乙二醇为分散剂,在600℃下煅烧6h可作为实验制备该催化剂粉体的最优条件.用实验室自制热解催化炉验证其对生物质热解的效果,实验结果表明,采用La0.5Ca0.5Ni0.5Fe0.5O3催化剂,生物质热解过程中焦油产量降低了12.4%,气体产率提高了14.0%,气体产物中一氧化碳、甲烷含量分别从33.8%和15.1%提高到了38.5%和18.4%,燃气的品质大大提升.
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| 关 键 词： | 催化剂 钙钛矿结构 生物质 催化热解 |
| 收稿时间： | 2011/10/24 0:00:00 |
| 修稿时间： | 2011/12/25 0:00:00 |
Synthesis of La0.5Ca0.5Ni0.5Fe0.5O3 catalysts and its catalytic performance in the pyrolysis of biomass |
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| LI Qian,LIU Shiming,CHENG Gong,QI Fangjie and CAI Haiyan.Synthesis of La0.5Ca0.5Ni0.5Fe0.5O3 catalysts and its catalytic performance in the pyrolysis of biomass[J].Acta Scientiae Circumstantiae,2012,32(8):1827-1832. |
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| Authors: | LI Qian LIU Shiming CHENG Gong QI Fangjie and CAI Haiyan |
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| Institution: | 1. School of Environmental Science & Engineering, Huazhong University of Science and Technology, Wuhan 430074;2. Hainan Exploration Institute of Environment and Geology, Sanya 572000;School of Environmental Science & Engineering, Huazhong University of Science and Technology, Wuhan 430074;School of Environmental Science & Engineering, Huazhong University of Science and Technology, Wuhan 430074;School of Environmental Science & Engineering, Huazhong University of Science and Technology, Wuhan 430074;School of Environmental Science & Engineering, Huazhong University of Science and Technology, Wuhan 430074 |
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| Abstract: | |
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| Keywords: | catalyst perovskite structure biomass catalystic pyrolysis |
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