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泡沬金属微反应器内二甲醚水蒸汽重整制氢的研究
Authors
李文博
海航
+4 more
罗伟民
胡蓉蓉
郭常青
闫常峰
Publication date
1 January 2015
Publisher
Abstract
在自制的泡沫金属微结构反应器中,以多孔泡沫镍为载体,负载Cu_6Zn_3Al_(0.5)Ce_(0.5)/HZSM-5双功能催化剂,用于二甲醚水蒸汽重整制氢的研究。考察负载方法、水醚比、空速、反应温度以及催化剂焙烧温度等条件对二甲醚水蒸汽重整反应的影响。通过X射线衍射(XRD)、程序升温还原(H_2-TPR)等手段对催化剂负载方法与催化性能的关系进行探索。结果表明:直接将催化剂Cu_6Zn3Al_(0.5)Ce_(0.5)/HZSM-5涂覆在泡沫镍上的催化效果最好,催化剂的最适宜煅烧温度为450℃。在275℃,空速5180 mL/(g?h),水醚比为5的反应条件下,二甲醚转化率和氢收率分别可达99% 和95%,反应进行40 h催化剂活性没有明显降低,二甲醚的转化率保持在97%以上
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Institutional Repository of GuangZhou Institute of Energy Conversion, CAS
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oai:ir.giec.ac.cn:344007/19636
Last time updated on 05/12/2019
Institutional Repository of GuangZhou Institute of Energy Conversion, CAS
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:ir.giec.ac.cn:344007/31798
Last time updated on 04/12/2021
Institutional Repository of GuangZhou Institute of Energy Conversion, CAS
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:ir.giec.ac.cn:344007/19634
Last time updated on 05/12/2019