Results 31 to 40 of about 398,810 (213)

Anaerobic Biological Treatment of High Concentration Wastewater

Chemical Engineering Transactions, 2018
Granular sludge is the key to the efficient operation of the UASB reactor, which directly affects the treatment efficiency of the reactor. The ordinary flocculent sludge is lighter, and it is easy to be flushed out of the reactor under the action of the ...
Xiuwei Yang, Jianqiao Gong, Wenxiao Liu, Hua Guo, Junliang Liu   +4 more
doaj   +1 more source

Efficacies of a locust bean gum polymer on the startup of a novel upflow anaerobic sludge blanket reactor treating municipal sewage

Water Science and Technology, 2023
The present study investigates the potential of locust bean gum (LBG), in accelerating the startup of a novel upflow anaerobic sludge blanket (UASB) reactor handling municipal sewage.
Aishwarya Lakshmi A., Sadarajan S.
doaj   +1 more source

Bioaugmentation of UASB reactors with immobilized Sulfurospirillum barnesii for simultaneous selenate and nitrate removal [PDF]

, 2009
Whole-cell immobilization of selenate-respiring Sulfurospirillum barnesii in polyacrylamide gels was investigated to allow the treatment of selenate contaminated (790¿µg Se¿×¿L-1) synthetic wastewater with a high molar excess of nitrate (1,500 times) and
Lenz, M., O’Flaherty, V., Aelst, A.C., van, Enright, A.M., Lens, P.N.L., Markus Lenz, Adriaan C. van Aelst, Lenz, Markus, Lens, Piet N. L., Vincent O’Flaherty, Piet N. L. Lens, Enright, Anne Marie, O’Flaherty, Vincent, Anne Marie Enright, van Aelst, Adriaan C.   +14 more
core   +1 more source

Performance of UASB reactors in two stages followed by post-treatment with activated sludge in wastewater batch of wet-processed coffee [PDF]

Engenharia Agrícola, 2013
In this study it was evaluated the efficiency of the treatment of wet-processed coffee wastewater in upflow anaerobic sludge blanket (UASB) reactors in two stages, in bench scale, followed by post-treatment with activated sludge in batch.
Marcelo Bruno, Roberto A. de Oliveira
doaj   +1 more source

Carbamazepine removal from low-strength municipal wastewater using a combined UASB-MBR treatment system

Water Science and Technology, 2021
An Upflow Anaerobic Sludge Blanket reactor combined with a two-stage membrane bioreactor were operated for 193 days in order to evaluate the biological removal of carbamazepine (CBZ) from low-strength municipal wastewater.
M. J. Moya-Llamas, A. Trapote, D. Prats
doaj   +1 more source

Treatment of slaughterhouse wastewater in an upflow anaerobic sludge blanket reactor: Sludge characteristics

International Journal of Environmental Health Engineering, 2016
Aims: Present study was done by using upflow anaerobic sludge blanket (UASB) reactor to investigate the effect of influent chemical oxygen demand (COD) and organic load rate on the formation of anaerobic granules in wastewater treatment.
Mohammad Mehdi Amin, Nasim Rafiei, Ensiyeh Taheri   +2 more
doaj   +1 more source

Producción de hidrógeno a partir del tratamiento anaerobio de vinazas en un reactor UASB

Tecnología en Marcha, 2014
Se evaluó la producción de hidrógeno mediante la fermentación anaerobia de vinazas generadas en la elaboración de etanol a partir de melazas de caña de azúcar. Esta evaluación se realizó a nivel de laboratorio, utilizando un reactor UASB de 3 L.
César González-Ugalde, J. Esteban Durán-Herrera   +1 more
doaj   +1 more source

Biogas production from recycled paper mill wastewater by UASB digester: Optimal and mesophilic conditions

Biotechnology Reports, 2020
The anaerobic digestion (AD) has become an alternative source and an attractive treatment method. Up-flow Anaerobic Sludge Blanket (UASB) digester has been designed to treat the Recycled paper mill wastewater (RPMW) in Morocco.
Mohammed Bakraoui, Fadoua Karouach, Badr Ouhammou, Mohammed Aggour, Azzouz Essamri, Hassan El Bari   +5 more
doaj   +1 more source

Comparison of Reactor Configurations for Biogas Production from Rapeseed Straw

BioResources, 2016
To investigate the effects of reactor configurations on the anaerobic digestion performance of agricultural residue rapeseed straw, semi-continuous, one-stage, continuously stirred tank reactors (CSTR) and batch, two-stage, leach bed-upflow anaerobic ...
Xinmei Fu, Yuan Hu
doaj   +1 more source

Remoção de matéria orgânica, de nutrientes e de coliformes no processo anaeróbio em dois estágios (reator compartimentado seguido de reator UASB) para o tratamento de águas residuárias de suinocultura Organic matter, nutrients and coliforms removal in two-stage anaerobic process (anaerobic baffled reactor followed by UASB reactor) for swine wastewater treatment

Engenharia Agrícola, 2009
Neste trabalho, avaliou-se o efeito das águas residuárias de suinocultura, com concentrações médias de sólidos suspensos totais variando de 4.591 a 13.001 mg L-1, no desempenho de processo anaeróbio, em dois estágios, compostos por reator compartimentado
Mário S. de Abreu Neto, Roberto A. de Oliveira   +1 more
doaj   +1 more source