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Critical assessment of plasma tar reforming during biomass gasification: A review on advancement in plasma technology
Journal of Hazardous Materials ( IF 12.2 ) Pub Date : 2021-07-29 , DOI: 10.1016/j.jhazmat.2021.126764
Ningbo Gao 1 , Mwenya Humphrey Milandile 1 , Cui Quan 1 , Li Rundong 2
Affiliation  

The contamination of producer gas with tar due to inefficient removal methods remains a major challenge in the bioenergy industry and a critical barrier, hindering commercial applications of biomass gasification technology. Single syngas treatment through primary and secondary tar removal method is insufficient to produce a tar free syngas. Currently widely applied tar removal methods are catalytic reforming and plasma reforming. Though both methods have hindrances of fast catalyst deactivation due to coke deposition and reduced syngas selectivity with large quantities of undesired liquid products from plasma reforming. Our review paper showed that hybrid plasma catalysis could be a breakthrough in tar reforming methods and overcome major drawbacks. Though, very little work on review articles have reported merging non-thermal plasma and heterogeneous catalyst. Plasma catalysis offers an inexpensive viable future technology of tar reforming through biomass gasification. The article assessed in-depth the synergistic effect created during the interaction of energetic plasma species and catalyst radicals in tar reforming. Review results show that merging plasma with catalysts noticeably Nickel, Non-nickel metal catalyst and zeolites gave pleasant results of tar conversion efficiency, improved gas selectivity and improved catalyst stability.



中文翻译:

生物质气化过程中等离子体焦油重整的关键评估:等离子体技术进展综述

由于去除方法效率低,焦油对生产气的污染仍然是生物能源行业的主要挑战和关键障碍,阻碍了生物质气化技术的商业应用。通过一级和二级焦油去除方法的单一合成气处理不足以产生不含焦油的合成气。目前广泛应用的焦油去除方法是催化重整和等离子重整。尽管由于焦炭沉积和合成气选择性降低以及来自等离子体重整的大量不需要的液体产物,这两种方法都阻碍了催化剂的快速失活。我们的评论论文表明,混合等离子体催化可能是焦油重整方法的突破,并克服了主要缺点。尽管,很少有评论文章报道合并非热等离子体和多相催化剂。等离子体催化提供了一种通过生物质气化进行焦油重整的廉价可行的未来技术。该文章深入评估了焦油重整中高能等离子体物质与催化剂自由基相互作用期间产生的协同效应。审查结果表明,等离子体与催化剂显着的镍、非镍金属催化剂和沸石相结合,在焦油转化效率、气体选择性和催化剂稳定性方面产生了令人愉快的结果。该文章深入评估了焦油重整中高能等离子体物质与催化剂自由基相互作用期间产生的协同效应。审查结果表明,等离子体与催化剂显着的镍、非镍金属催化剂和沸石相结合,在焦油转化效率、气体选择性和催化剂稳定性方面产生了令人愉快的结果。该文章深入评估了焦油重整中高能等离子体物质与催化剂自由基相互作用期间产生的协同效应。审查结果表明,等离子体与催化剂显着的镍、非镍金属催化剂和沸石相结合,在焦油转化效率、气体选择性和催化剂稳定性方面产生了令人愉快的结果。

更新日期:2021-08-04
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