Sludge dewatering through H2O2 lysis and ultrasonication and recycle for energy by torrefaction to achieve zero waste: An environmental and economical friendly …

YL Lin, NY Zheng, HC Wang - Renewable and Sustainable Energy …, 2022 - Elsevier
This study investigated activated sludge (AS) dewatering and reuse for solid biofuel by
novelty combining and a low H 2 O 2 dose and pulse ultrasonication followed by torrefaction …

[HTML][HTML] Optimized hybrid upflow anaerobic sludge blanket with post treatment processes for wastewater

BB Patel, PJ Gundaliya, DD Amin - Current World Environment, 2021 - cwejournal.org
This paper presents a review and findings of the Hybrid Upflow Anaerobic Sludge Blanket
(HUASB) technologies, deploying lab scale reactors for treatment of domestic and …

Evaluation of combined thermo-chemical processes for the treatment of landfill leachate using virgin and recovered FeCl3 coagulants

SGA Pashaki, M Khojastehpour, M Ebrahimi-Nik… - Journal of …, 2023 - Elsevier
Sludge resulting from treatment of municipal waste landfill leachate contains suitable
cationic substances such as Fe-based recovered coagulants which, if not recovered, can …

Effect of microwaves combined with peracetic acid to improve the dewatering performance of residual sludge

MY Yu, JP Sun, SF Li, J Sun, XM Liu… - Environmental Science and …, 2024 - Springer
The activated sludge process plays a crucial role in modern wastewater treatment plants.
During the treatment of daily sewage, a large amount of residual sludge is generated, which …

Effect of adding drinking water treatment sludge on excess activated sludge digestion process

Y Wu, H Du, F Li, H Su, SA Bhat, H Hudori, MY Rosadi… - Sustainability, 2020 - mdpi.com
Drinking water treatment sludge (DWTS) is a waste by-product from water treatment plants
where aluminum and iron salts are the most commonly used coagulants. DWTS was reused …

Sorption/desorption of aqueous mercury ions [Hg2+] onto/from sulfur-impregnated attapulgite: process optimization, co-existing anions and regeneration studies

Q Qiao, S Singh, SL Lo, VC Srivastava, J Jin… - Journal of the Taiwan …, 2021 - Elsevier
Present study proposed a sorption and desorption approach of aqueous mercury ion (Hg
2+) on sulfur impregnated attapulgite (ATPS) adsorbent. Morphological characterization of …

Green sludge dewatering and recycling technology for generating renewable energy and liquid nutrients: Bench-and pilot-scale studies

YL Lin, ST Chen, NY Zheng, HC Wang - Energy, 2023 - Elsevier
In this study, ultrasonication was performed under a low H 2 O 2 dosage for dewatering and
reducing activated sludge. Moreover, torrefaction was performed to convert the sludge …

Degradation of acetaminophen in aqueous solution by UV and UV-activated sludge processes

B Xu, G Zhan, B Xu, H Du, H Luo, T Wang… - Water Science and …, 2018 - iwaponline.com
Abstract Acetaminophen (N-acetyl-p-aminophenol, APAP) is one of the most common
antipyretic analgesics used to treat common ailments throughout the world. Recently, APAP …

Effective adsorption of nutrients from simulated domestic sewage by modified maifanite

Z Liu, Y Zou, Y Liu, F Luo, R Wang, Z Wu… - … Science and Pollution …, 2022 - Springer
Modified maifanite (MMF) was prepared by the synthesized method with sulfuric acid
treatment and high-temperature calcination and evaluated as an effective adsorption …

Treatment of domestic wastewater containing phosphate using water treatment sludge through UASB–clariflocculator integrated system

S Kumar, AR Quaff - Environment, Development and Sustainability, 2020 - Springer
In the present study, treatment of low-strength synthetic wastewater through upflow
anaerobic sludge blanket (UASB)–clariflocculator integrated system was carried out …