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Nitrification in Pure Oxygen Activated Sludge Systems
Publisher: American Society of Civil Engineers
Abstract: Mixed liquor pH and temperature are two parameters that affect the growth rate of nitrifying bacteria and therefore the minimum solids retention time required to achieve nitrification. The objective of this study was to ...
Bioaugmentation with Nitrifying Bacteria Acclimated to Different Temperatures
Publisher: American Society of Civil Engineers
Abstract: A nitrifying biomass was produced from anaerobic sludge dewatering liquors for the purpose of bioaugmentation of sequencing batch reactors (SBRs). Nitrification of centrate was conducted at four temperatures (10, 20, 25, ...
Start-Up of an Anaerobic Moving Bed–Biofilm Reactor and Transition to Brewery Wastewater Treatment
Publisher: American Society of Civil Engineers
Abstract: Two 4-L anaerobic moving bed–biofilm reactors (AMBBR) with different quantities of cubic media (25 and 35% by volume) were examined. Reactors were fed synthetic protein-based feed and both were shown to be capable of ...
Density and Activity Characterization of Activated Sludge Flocs
Publisher: American Society of Civil Engineers
Abstract: Activated sludge flocs are made up of a conglomerate of materials including microorganisms, exocellular polymers, inert particulates, slow and nonbiodegradable organic particles, and water. The goal of this study was to ...
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