Journal ArticleDOI
Recent advances in catalysts for hot-gas removal of tar and NH3 from biomass gasification
TLDR
In this paper, the authors provide an overview on recent advances in catalysts for hot-gas removal of tar and ammonia from biomass gasification, focusing on the recent development and applications of dolomite catalysts, iron-based catalysts and other metal supported catalysts.About:
This article is published in Fuel.The article was published on 2010-08-01. It has received 271 citations till now. The article focuses on the topics: Syngas & Tar.read more
Citations
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Journal ArticleDOI
Tar reduction in biomass producer gas via mechanical, catalytic and thermal methods: A review
TL;DR: In this paper, a review of the recent studies in tar treatment from biomass gasification is presented, where the new technologies with their strengths and weaknesses in term of tar reduction are discussed.
Journal ArticleDOI
Biomass gasification for electricity generation: Review of current technology barriers
TL;DR: In this paper, the main factors to be considered in the design of a gasification plant have been outlined, and it is observed that there are a great number of factors involved in design and operation of a plant, and many of them are critical.
Journal ArticleDOI
Ammonia as a possible element in an energy infrastructure: catalysts for ammonia decomposition
TL;DR: The role of ammonia in future energy infrastructure is discussed in this article, where the authors focus on the catalytic decomposition of ammonia as a key step and highlight other aspects such as catalytic removal of ammonia from gasification product gas or direct ammonia fuel cells.
Journal ArticleDOI
A review of cleaning technologies for biomass-derived syngas
TL;DR: In this article, a review of the technologies for removing contaminants from raw syngas is presented, which are classified according to the gas temperature exiting the cleanup device: hot, cold, and warm.
Journal ArticleDOI
Commercial Biomass Syngas Fermentation
TL;DR: The use of gas fermentation for the production of low carbon biofuels such as ethanol or butanol from lignocellulosic biomass is an area currently undergoing intensive research and development, with the first commercial units expected to commence operation in the near future as discussed by the authors.
References
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Journal ArticleDOI
A review of the primary measures for tar elimination in biomass gasification processes
TL;DR: In this paper, a review of the research and development in this area are reviewed and cited in the present paper, and the concepts of two-stage gasification and secondary air injection in the gasifier are of prime importance.
Journal ArticleDOI
Biomass gasification in a circulating fluidized bed
TL;DR: In this article, the results from a pilot-scale (6.5m tall × 0.1m diameter) air-blown circulating fluidized bed gasifier were compared with model predictions.
Journal ArticleDOI
The reduction and control technology of tar during biomass gasification/pyrolysis: An overview
Jun Han,Heejoon Kim +1 more
TL;DR: In this paper, the authors reviewed the literatures pertaining to tar reduction or destruction methods during biomass gasification/pyrolysis and classified them into five main groups: mechanism methods, self-modification, thermal cracking, catalyst cracking and plasma methods.
Journal ArticleDOI
Biomass gasification with air in an atmospheric bubbling fluidized bed. Effect of six operational variables on the quality of the produced raw gas
TL;DR: In this paper, the equivalence ratio (from 0.20 to 0.45), temperatures of the gasifier bed (750−850 °C) and of its freeboard (500−600 °C), H/C ratio in the feed, use of secondary air (10% of the overall) in the freeboard, and addition (2−5 wt %) of a calcined dolomite mixed with the biomass used as the feedstock.
Journal ArticleDOI
A mini-review on ammonia decomposition catalysts for on-site generation of hydrogen for fuel cell applications
TL;DR: In this paper, the authors provide a summary of the reaction kinetics of catalytic ammonia decomposition and compare the catalysts that have different active components, supports, and promoters, concluding that Ru is the most active catalyst, carbon nanotubes (CNTs) are the most effective support, and KOH is the best promoter.
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A review of the primary measures for tar elimination in biomass gasification processes
The reduction and control technology of tar during biomass gasification/pyrolysis: An overview
Jun Han,Heejoon Kim +1 more