Review on pretreatment techniques to improve anaerobic digestion of sewage sludge

VK Nguyen, DK Chaudhary, RH Dahal, NH Trinh, J Kim… - Fuel, 2021 - Elsevier
Anaerobic digestion (AD) of sewage sludge is one of the most efficient, effective, and
environmentally sustainable remediation techniques; however, the presence of complex floc …

Pretreatment and co-digestion of wastewater sludge for biogas production: Recent research advances and trends

D Elalami, H Carrere, F Monlau, K Abdelouahdi… - … and Sustainable Energy …, 2019 - Elsevier
Currently, sludge is not considered as a waste any more, since it is capable of producing
valuable products. Besides land disposal and thermochemical processes (ie pyrolysis …

Effect of thermal pretreatment on chemical composition, physical structure and biogas production kinetics of wheat straw

AA Rajput, C Visvanathan - Journal of environmental management, 2018 - Elsevier
Hard lignocellulosic structure of wheat straw is the main hindrance in its anaerobic
digestion. Thus, a laboratory scale batch experiment was conducted to study the effect of …

Impacts of different biochar types on the anaerobic digestion of sewage sludge

M Zhang, J Li, Y Wang, C Yang - RSC advances, 2019 - pubs.rsc.org
In this study, the effect of nine types of biochar generated from three different feedstocks on
the anaerobic digestion (AD) of sewage sludge was investigated. The obtained results …

A review on sulfur transformation during anaerobic digestion of organic solid waste: Mechanisms, influencing factors and resource recovery

C Zhang, Q Lu, Y Li - Science of The Total Environment, 2023 - Elsevier
Anaerobic digestion (AD) is an economical and environment-friendly technology for treating
organic solid wastes (OSWs). OSWs with high sulfur can lead to the accumulation of toxic …

The effect of microwave pretreatment on anaerobic co-digestion of sludge and food waste: Performance, kinetics and energy recovery

J Liu, M Zhao, C Lv, P Yue - Environmental Research, 2020 - Elsevier
This paper studied the effect of microwave (MW) pretreatment on anaerobic co-digestion of
sludge (SS) and food waste (FW). Using SS and FW as digestive substrates, the MW …

Anaerobic co-digestion of activated sludge and fruit and vegetable waste: Evaluation of mixing ratio and impact of hybrid (microwave and hydrogen peroxide) sludge …

HW Ambrose, L Philip, GK Suraishkumar… - Journal of Water …, 2020 - Elsevier
Co-digestion of mixed waste activated sludge (MWAS) and fruit and vegetable waste (FVW)
was studied in a two-stage (thermophilic followed by mesophilic) semi-continuous anaerobic …

A Scoping review of options for increasing biogas production from sewage sludge: Challenges and opportunities for enhancing energy self-sufficiency in wastewater …

D Lima, G Appleby, L Li - Energies, 2023 - mdpi.com
Treating municipal wastewater is a complex and costly process. With rising energy costs and
sustainability targets, wastewater treatment plants (WWTPs) are looking for alternatives to …

Fate of antibiotic resistance genes during anaerobic digestion of sewage sludge: Role of solids retention times in different configurations

J Zhang, J Liu, T Lu, P Shen, H Zhong, J Tong… - Bioresource …, 2019 - Elsevier
In this study, three anaerobic digestion experiments were established to investigate the
effects of solids retention times (SRT) on the fate of antibiotic resistance genes (ARGs) …

Challenges of anaerobic digestion in China

Q Cheng, W Huang, M Jiang, C Xu, G Fan… - International Journal of …, 2021 - Springer
Anaerobic digestion is a widely applicated technology for the treatment of wastes. Though it
has been developed for many years, there are still some existing problems that need to be …