Exploring technological alternatives of nutrient recovery from digestate as a secondary resource

EM Barampouti, S Mai, D Malamis, K Moustakas… - … and Sustainable Energy …, 2020 - Elsevier
The valorisation of anaerobic digestate in the context of circularity and sustainability is a very
challenging issue, given its increasing production rate. The main aim of this paper was to …

Beyond land application: Emerging technologies for the treatment and reuse of anaerobically digested agricultural and food waste

JP Sheets, L Yang, X Ge, Z Wang, Y Li - Waste Management, 2015 - Elsevier
Effective treatment and reuse of the massive quantities of agricultural and food wastes
generated daily has the potential to improve the sustainability of food production systems …

Siderite/PMS conditioning-pressurized vertical electro-osmotic dewatering process for activated sludge volume reduction: evolution of protein secondary structure and …

E Li, Y Wang, D Zhang, X Fan, Z Han, F Yu - Water Research, 2021 - Elsevier
In this study, the siderite/PMS conditioning-pressurized vertical electro-osmotic dewatering
(PEOD) process was used to reduce the volume of activated sludge (AS). The changes in …

A comparison of oxidation and re-flocculation behaviors of Fe2+/PAA and Fe2+/H2O2 treatments for enhancing sludge dewatering: a mechanism study

X Ling, A Cai, M Chen, H Sun, S Xu, Z Huang… - Science of The Total …, 2022 - Elsevier
In this study, Fe 2+ activated-PAA was developed as a novel technology to enhance sludge
dewatering. The result showed that the filterability (CST 0/CST) enhanced by 4.20±0.14 …

[HTML][HTML] A review on the recent advances in electrochemical treatment technologies for sludge dewatering and alternative uses

J Rumky, A Deb, MJ Shim, E Laakso, E Repo - Journal of Hazardous …, 2023 - Elsevier
Municipal wastewater treatment plants generate enormous quantities of sludge as a
byproduct, which not only contains a significant amount of water and harmful pathogens but …

Enhanced dewaterability of sludge during anaerobic digestion with thermal hydrolysis pretreatment: new insights through structure evolution

J Zhang, N Li, X Dai, W Tao, IR Jenkinson, Z Li - Water Research, 2018 - Elsevier
Comprehensive insights into the sludge digestate dewaterability were gained through
porous network structure of sludge. We measured the evolution of digestate dewaterability …

Variations in macro and micro physicochemical properties of activated sludge under a moderate oxidation-in situ coagulation conditioning: relationship between …

D Zhang, Y Wang, H Gao, X Fan, Y Guo, H Wang… - Water research, 2019 - Elsevier
A moderate Mn (Ⅶ) oxidation-in situ Fe (Ⅲ) coagulation (Mn (Ⅶ)-Fe (Ⅱ)) conditioning
strategy was proposed to improve sludge filterability and release the water bound in …

Unraveling synergistic mechanisms of polyacrylamide coagulation and Fe2+/CaO2 Fenton-like oxidation to enhance sludge dewatering

D He, T Zhu, M Sun, J Chen, H Luo, J Li - Chemical Engineering Journal, 2024 - Elsevier
Enhancing sludge dewatering can effectively reduce the operational costs of wastewater
treatment plants. In the present study, a synergistic process combining polyacrylamide …

Advanced solid-liquid separation for dewatering fine coal tailings by combining chemical reagents and solid bowl centrifugation

CV Nguyen, AV Nguyen, A Doi, E Dinh… - Separation and …, 2021 - Elsevier
Solid-liquid separation to dewater mine tailings is critical to transforming tailings dams that
are hazardous to the environment and surrounding communities into safer and sustainable …

Influence of process operating parameters on dryness level and energy saving during wastewater sludge electro-dewatering

A Mahmoud, AFA Hoadley, JB Conrardy, J Olivier… - Water research, 2016 - Elsevier
Electrically assisted mechanical dewatering, known as electro-dewatering (EDW), is an
alternative emerging technology for energy-efficient liquid/solids separation in the …