Webb1 dec. 2013 · Seeding sludge. The seeding sludge was from the anoxic zone of a lab-scale anoxic/oxic reactor (S A) which treated the domestic wastewater and the sludge was … Webb25 mars 2024 · Aerobic granular sludge (AGS) is an attractive biotechnology for wastewater treatment because of the unparalleled advantages over activated sludge, such as compact structure, high settleability, tolerance to high organic load and toxicity, and potential to perform simultaneous nutrient removal ( Xia et al., 2024; Zou et al., 2024 ).
Effects of Lead and Mercury on Sulfate-Reducing Bacterial Activity …
WebbFör 1 dag sedan · Conventional compost sludge has a long fermentation period and is not nutrient rich. Potassium-rich mining waste was used as an additive for aerobic composting of activated sludge to make a new ... WebbAnaerobic digestion following a variety of pretreatments is a promising technique for the reduction of excess sludge in municipal wastewater treatment plants (MWWTPs), and eliminations of possible pathogens, viruses, protozoa, and other disease-causing organisms. Notwithstanding a rapidly increasing … circushoek
Rapid start-up of an aerobic granular sludge system for nitrogen …
WebbA common issue in activated sludge systems is sludge bulking (SB), or the uncontrolled growth of filamentous bacteria (FB). 1 Impacts of a bulking sludge include (but are not limited to) poor settleability, impaired biological … WebbThe activated sludge process uses a suspended growthof organisms to remove BOD and suspended solids. As shown below, the process requires an aeration tank and a settling tank. The air is put into the tank through air diffusers located along the … Webb3.1. Pretreatment of the activated sludge The anammox bacteria are enriched from activated sludge usually under completely anaerobic conditions [5,8,9,13]. However, in this study, activated sludge was firstly treated in an aerobic tank operated as an aerobic digester as shown in Fig. 1a. The aim of using this process was reduc- circus hildesheim