Strategies to improve aerobic granular sludge stability and nitrogen removal based on feeding mode and substrate

Q Yuan, H Gong, H Xi, H Xu, Z Jin, N Ali… - Journal of environmental …, 2019 - Elsevier
A systemic strategy was proposed to improve aerobic granular sludge (AGS) stability and
nitrogen (N) removal efficiency by optimizing feeding mode and substrate aiming at …

Effect of nitrogen deficiency on the stability of aerobic granular sludge

Y Yin, J Sun, F Liu, L Wang - Bioresource technology, 2019 - Elsevier
To assess the stability of aerobic granular sludge (AGS) under nitrogen deficiency
conditions, three sequence batch reactors were operated with chemical oxygen demand …

Enhancing robustness of aerobic granule sludge under low C/N ratios with addition of kitchen wastewater

L Wang, X Yu, W Xiong, P Li, S Wang, A Fan… - Journal of environmental …, 2020 - Elsevier
Aerobic granular sludge (AGS) is one of the most promising biotechnologies for wastewater
treatment. However, the instability of AGS at low carbon to nitrogen (C/N) ratios limited its …

Granular stability, nitrogen and phosphorus removal pathways of aerobic granular sludge treating real municipal wastewater at different temperatures

YV Nancharaiah, M Sarvajith - Journal of Environmental Chemical …, 2023 - Elsevier
Variations in temperature (T) can affect the activity of microorganisms in aerobic granular
sludge (AGS) and biological wastewater treatment. Seasonal or diurnal fluctuations …

Effect of feeding strategy and organic loading rate on the formation and stability of aerobic granular sludge

OT Iorhemen, Y Liu - Journal of Water Process Engineering, 2021 - Elsevier
Aerobic granular sludge (AGS) has emerged as a novel biotechnology for the effective
treatment of both municipal and industrial wastewater. Two of the practical parameters that …

Effect of influent ammonia nitrogen concentration on the phosphorus removal process in the aerobic granular sludge reactor

W Cheng, C Ma, R Bao, X Yang, X Zhou, Y Liu… - Journal of …, 2023 - Elsevier
The effects of different influent ammonia nitrogen (NH 3-N) concentrations (stage I to IV: 20,
40, 60 and 80 mg/L) on the phosphorus (P) removal process were studied in an aerobic …

Impact of carbon to nitrogen ratio on the performance of aerobic granular reactor and microbial population dynamics during aerobic sludge granulation

X Wang, Z Chen, J Shen, X Zhao, J Kang - Bioresource Technology, 2019 - Elsevier
Carbon to nitrogen (C/N) ratio is one of the most important factor affecting aerobic granular
sludge (AGS) growth and pollutant removal in aerobic granular sludge sequencing batch …

Aerobic granular sludge for high-strength ammonium wastewater treatment: Effect of COD/N ratios, long-term stability and nitrogen removal pathways

M Sarvajith, GKK Reddy, YV Nancharaiah - Bioresource technology, 2020 - Elsevier
Aerobic granular sludge (AGS) technology is increasingly considered for wastewater
treatment. AGS stability particularly under lower COD/N ratios is an impediment for AGS …

Overcoming the instability of aerobic granular sludge under nitrogen deficiency through shortening settling time

Y Yin, F Liu, L Wang, J Sun - Bioresource technology, 2019 - Elsevier
This study investigated the short settling time strategy to overcome the instability of aerobic
granular sludge (AGS) under nitrogen deficiency. AGS variations in its physical and …

Formation, physical characteristics and microbial community structure of aerobic granules in a pilot-scale sequencing batch reactor for real wastewater treatment

YQ Liu, B Moy, YH Kong, JH Tay - Enzyme and Microbial Technology, 2010 - Elsevier
In this study, aerobic granular sludge was successfully developed in a pilot-scale
sequencing batch reactor (SBR) installed on site to treat real wastewater using traditional …