Journal ArticleDOI
Air and air-steam gasification of sewage sludge. The influence of dolomite and throughput in tar production and composition
Reads0
Chats0
TLDR
In this paper, the influence of throughput (TR), steam and the use of dolomite (as primary catalyst) over the sewage sludge gasification products was investigated in an atmospheric fluidized bed reactor using air and air+ steam as gasifying agents.About:
This article is published in Fuel.The article was published on 2014-01-01. It has received 88 citations till now. The article focuses on the topics: Tar & Syngas.read more
Citations
More filters
Journal ArticleDOI
Opportunities and challenges in sustainable treatment and resource reuse of sewage sludge: A review
Abdul Raheem,Vineet Singh Sikarwar,Jun He,Wafa Dastyar,Dionysios D. Dionysiou,Wei Wang,Wei Wang,Ming Zhao,Ming Zhao +8 more
TL;DR: In this article, an assessment of the leading disposal (volume reduction) and energy recovery routes such as anaerobic digestion, incineration, pyrolysis, gasification and enhanced digestion using microbial fuel cell along with their comparative evaluation, to measure their suitability for different sludge compositions and resources availability.
Journal ArticleDOI
Catalytic steam reforming of biomass tar: Prospects and challenges
TL;DR: In this paper, a review of catalytic steam reforming of tar derived from biomass, tar formation, tar properties and catalytic reaction mechanism are also introduced, and prospects and challenges are summarized.
Journal ArticleDOI
Thermochemical processing of sewage sludge to energy and fuel: Fundamentals, challenges and considerations
TL;DR: In this article, the options of converting sewage sludge to energy and fuel via three main thermochemical conversion processes namely pyrolysis, gasification and combustion are reviewed, and various alternative approaches deserving further consideration, such as the incorporation of pre-processing and co-utilization, are discussed.
Journal ArticleDOI
Thermochemical conversion of sewage sludge: A critical review
TL;DR: In this article, the characteristics of sewage sludge are discussed in terms of composition and the current options for its treatment with the associated environmental impacts, and a critical comparison is made of the drying techniques, co-feedstocks and catalytic processes, reaction kinetics, reactor technologies, operating conditions to be optimized, removal of impurities, fuel properties, their constraints and required improvements.
Journal ArticleDOI
Gasification of biowaste: A critical review and outlooks
TL;DR: In this article, the authors compare steam with other gasification agents (oxygen and air) to understand the specific effects of these agents on the resulting gas quality and quantity, and evaluate the influence of different process factors (reactor configurations, temperature, steam to biomass ratio, and catalyst incorporation) in terms of the resulting H2/CO ratio, gas heating value, gas yield, tar yield and energy recovery.
References
More filters
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
Utilization of sewage sludge in EU application of old and new methods—A review
D. Fytili,Anastasia Zabaniotou +1 more
TL;DR: In this article, the authors review past and future trends in sludge handling, focusing mainly at thermal processes (e.g. pyrolysis, wet oxidation, gasification) and the utilization of sewage sludge in cement manufacture as a co-fuel.
Journal ArticleDOI
An experimental study on biomass air-steam gasification in a fluidized bed.
TL;DR: The results showed that higher temperature contributed to more hydrogen production, but too high a temperature lowered gas heating value, and a smaller particle was more favorable for higher gas LHV and yield.
Journal ArticleDOI
Review of Catalysts for Tar Elimination in Biomass Gasification Processes
TL;DR: A review of the various types of catalysts that have been used in several research works to reduce the tars in the producer gas derived from the biomass gasification process is presented in this paper.
Journal ArticleDOI
Steam-gasification of biomass in a fluidised-bed of olivine particles.
TL;DR: In this paper, the catalytic behavior of olivine, a common, naturally occurring mineral containing magnesium, iron oxides and silica, was investigated in a laboratory scale, biomass gasification unit.