Implementing Enhanced Biological Phosphorous Removal in High Strength Wastewater

acetate uptake acid activated sludge activated sludge samples aerobic aerobic condition amount anaerobic phase anaerobic stage average Based batch test biological phosphorus removal cells changes chemical concentration increased controlled cycle decreased EBPR activity EBPR performance EBPR process effect effluent et al evaluate fluctuation GAOs glycogen high organic loading higher increased influent initial acetate concentration initial COD concentration limited low organic loading measured metabolism method mg/L microbial microorganisms MLVSS mM/L nitrate normal steady observed organic loading condition organic loading oscillation ortho-P PAO-enriched sludge PAOS percentage Phase III phosphate plotted poly-P content polyphosphate production Profiles ranged ratio raw dairy wastewater Reaction reduced release removal efficiency reported samples SBR operation showed shown in Figure soluble COD solution specific spike substrate summarized in Table Table taken tank uptake rate versus wastewater treatment plants