Anaerobic fermentation of waste activated sludge for volatile fatty acid production: Recent updates of pretreatment methods and the potential effect of humic and nutrients substances

[Display omitted] Owing to the development of urbanization, the amount of sewage sludge generated through biological activated sludge process has increased dramatically. Anaerobic fermentation of sludge is recognized as an expedient and efficient treatment process, widely applied for biogas generati...

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Veröffentlicht in:	Process safety and environmental protection 2021-01, Vol.145, p.321-339
Hauptverfasser:	Liang, Ting, Elmaadawy, Khaled, Liu, Bingchuan, Hu, Jingping, Hou, Huijie, Yang, Jiakuan
Format:	Artikel
Sprache:	eng
Schlagworte:	Accumulation Acid production Acidification Activated sludge Activated sludge process Additives Anaerobic fermentation Anaerobic processes Biodegradability Biodegradation Biogas Biological activity Carbon sources Electron transfer Enzymatic activity Enzyme activity Fatty acids Fermentation Humic acids Humic substances Hydrolysis Interspecies electron transfer Metabolic pathways Metabolism Methanogenesis Microorganisms Nutrient removal Nutrient sources Nutrients Phosphorus Pretreatment Resource recovery Sewage sludge Sludge Urbanization Volatile fatty acids Waste activated sludge
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