流化床与生物质团队

陈伟博士撰写的论文“Catalytic deoxygenation co-pyrolysis of bamboo wastes and microalgae with biochar catalyst “被《Energy》期刊录用

发布时间:2018-05-30  阅读次数:

陈伟博士撰写的论文“Catalytic deoxygenation co-pyrolysis of bamboo wastes and microalgae with biochar catalyst “被《Energy》期刊录用。在此,对陈伟博士表示祝贺,希望他在未来的学习和工作中继续努力,再创佳绩,也祝流化床与生物质团队蒸蒸日上,成果多多!

Abstract

       Catalytic deoxygenation co-pyrolysis of bamboo wastes and microalgae with biochar catalyst was investigated in a fixed bed reactor to explore the deoxygenation effect and possible deoxygenation mechanism of biochar catalyst (resulted from bamboo wastes pyrolysis). Results showed that oil fraction yields from co-pyrolysis of bamboo wastes and microalgae decreased largely with biochar addition, but still maintained at 35-37 wt.%, while gas yields were enhanced greatly. As catalytic co-pyrolysis promoted the decomposition of long-chain fatty acids and O-species, and the formation of aromatics and phenols, therefore most oxygen in bio-oil vapor transformed to CO, CO2 and H2O, and only 7-9 wt.% oxygen retained in oil fraction. It indicated that biochar catalytic co-pyrolysis could not only efficiently remove oxygen (over 90 wt.%), but also keep oil fraction yields. Moreover, the active O-containing groups and specific surface area of biochar catalyst decreased largely after catalytic co-pyrolysis. The possible reaction pathways of catalytic co-pyrolysis with biochar catalyst were proposed.

https://doi.org/10.1016/j.energy.2018.05.149

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