Bio-ethanol reforming is a type of promising technology for hydrogen production,which is focused on current low-carbon energy research.The key of ethanol reforming is to develop novel reforming catalysts with high activity and high selectivity at low temperature, and new efficient catalytic reactors.The effects of reactors on ethanol reforming process are focused in this paper, and ethanol reforming reactors at home and abroad are reviewed, such as fixed-bed reactors, microchannel reactors and membrane reactors.Based on the extensive discussion of the advantages and weaknesses of various catalytic reactors, the trends in the manufacture and application of bio-ethanol reforming reactors are also prospected.In our opinions, the following aspects need to be studied systematically: (1) strengthening basic theoretical researches, especially the reaction mechanisms of bio-ethanol reforming and the principles of mass/heat transfer, (2) developing novel low-temperature reforming catalysts with high activity, high stability, and low cost, (3) designing highly integrated catalytic reactors for bio-ethanol reforming.%生物乙醇重整制氢是一种具有良好应用前景的制氢技术,是当前低碳能源领域的研究热点.发展生物乙醇重整制氢技术的关键是研发在低温下具有高活性和高选择性的新型重整催化剂,以及开发新式高效的催化反应器.本文着眼于反应器对生物乙醇重整制氢过程的影响,综述了国内外固定床反应器、微通道反应器和膜反应器等生物乙醇重整制氢反应器的研究现状及其动态,并对生物乙醇重整制氢反应器的研制与应用的发展趋势进行了展望.
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