Effect of thermal pretreatment on the biogas production and microbial communities balance during anaerobic digestion of urban and industrial waste activated sludge

Effect of thermal pretreatment on the biogas production and microbial communities balance during... Bioresource Technology 214 (2016) 184–191 Contents lists available at ScienceDirect Bioresource Technology journal homepage: www.elsevier.com/locate/biortech Effect of thermal pretreatment on the biogas production and microbial communities balance during anaerobic digestion of urban and industrial waste activated sludge a,b a b c b Hajer Ennouri , Baligh Miladi , Soraya Zahedi Diaz , Luis Alberto Fernández Güelfo , Rosario Solera , a a,⇑ Moktar Hamdi , Hassib Bouallagui Université de Carthage, LR: LETMi, INSAT, B.P. 676, 1080 Tunis, Tunisia Faculty of Marine and Environmental Sciences, University of Cádiz, Pol. Río San Pedro s/n, 11510 Puerto Real (Cádiz), Spain Faculty of Sciences, University of Cádiz, Pol. Río San Pedro s/n, 11510 Puerto Real (Cádiz), Spain highlights graphical a bstract The anaerobic digestion of pretreated urban and industrial sludge was investigated. Effects of temperature on the hydrolysis of organic matter were examined. The high biogas yield of 0.42 l/g VS was achieved with sludge pretreated at 120 C. FISH analysis showed an increase of archaea from 40% to 86% in the sludge. Hydrogen using methanogens are predominant in archaea. ar ti c l e i nf o ab stra ct Article history: The effect of thermal pre-treatment on the microbial populations balance http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Bioresource Technology Elsevier

Effect of thermal pretreatment on the biogas production and microbial communities balance during anaerobic digestion of urban and industrial waste activated sludge

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Publisher
Elsevier
Copyright
Copyright © 2016 Elsevier Ltd
ISSN
0960-8524
D.O.I.
10.1016/j.biortech.2016.04.076
Publisher site
See Article on Publisher Site

Abstract

Bioresource Technology 214 (2016) 184–191 Contents lists available at ScienceDirect Bioresource Technology journal homepage: www.elsevier.com/locate/biortech Effect of thermal pretreatment on the biogas production and microbial communities balance during anaerobic digestion of urban and industrial waste activated sludge a,b a b c b Hajer Ennouri , Baligh Miladi , Soraya Zahedi Diaz , Luis Alberto Fernández Güelfo , Rosario Solera , a a,⇑ Moktar Hamdi , Hassib Bouallagui Université de Carthage, LR: LETMi, INSAT, B.P. 676, 1080 Tunis, Tunisia Faculty of Marine and Environmental Sciences, University of Cádiz, Pol. Río San Pedro s/n, 11510 Puerto Real (Cádiz), Spain Faculty of Sciences, University of Cádiz, Pol. Río San Pedro s/n, 11510 Puerto Real (Cádiz), Spain highlights graphical a bstract The anaerobic digestion of pretreated urban and industrial sludge was investigated. Effects of temperature on the hydrolysis of organic matter were examined. The high biogas yield of 0.42 l/g VS was achieved with sludge pretreated at 120 C. FISH analysis showed an increase of archaea from 40% to 86% in the sludge. Hydrogen using methanogens are predominant in archaea. ar ti c l e i nf o ab stra ct Article history: The effect of thermal pre-treatment on the microbial populations balance

Journal

Bioresource TechnologyElsevier

Published: Aug 1, 2016

References

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