Increasing capacity of an anaerobic sludge digester through FNA pre-treatment of thickened waste activated sludge.
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DOI: 10.1016/j.watres.2018.11.008
Abstract: Free nitrous acid (FNA) pre-treatment has been previously demonstrated to be effective in enhancing methane production and volatile solids (VS) destruction in the anaerobic digestion of waste activated sludge for an equivalent hydraulic retention time… read more here.
Keywords: sludge; digester; fna pre; pre treatment ... See more keywords
Free nitrous acid pre-treatment enhances anaerobic digestion of waste activated sludge and rheological properties of digested sludge: A pilot-scale study.
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DOI: 10.1016/j.watres.2020.115515
Abstract: In this study, the effects of free nitrous acid (FNA) pre-treatment on the rheological properties of digested sludge were investigated at a pilot-scale, along with the improvement in volatile solids (VS) destruction and biogas production.… read more here.
Keywords: digested sludge; fna pre; pre; pre treatment ... See more keywords