Results 31 to 40 of about 15,082 (272)

Sulfide toxicity kinetics of a uasb reactor [PDF]

open access: yesBrazilian Journal of Chemical Engineering, 2009
The effect of sulfide toxicity on kinetic parameters of anaerobic organic matter removal in a UASB (up-flow anaerobic sludge blanket) reactor is presented. Two lab-scale UASB reactors (10.5 L) were operated continuously during 12 months. The reactors were fed with synthetic wastes prepared daily using glucose, ammonium acetate, methanol and nutrient ...
Paula Jr., D. R., Foresti, E.
openaire   +3 more sources

Comparison of Reactor Configurations for Biogas Production from Rapeseed Straw

open access: yesBioResources, 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

open access: yesEngenharia 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   +1 more
doaj   +1 more source

Technical and economic feasibility of gradual concentric chambers reactor for sewage treatment in developing countries [PDF]

open access: yes, 2009
A major challenge in developing countries concerning domestic wastewaters is to decrease their treatment costs. In the present study, a new cost-effective reactor called gradual concentric chambers (GCC) was designed and evaluated at lab-scale.
Carballa, Marta   +4 more
core   +1 more source

Effect of organic loading rate on methane and volatile fatty acids productions from anaerobic treatment of palm oil mill effluent in UASB and UFAF reactors [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2007
Anaerobic treatment of palm oil mill effluent (POME) with the separation of the acidogenic and methanogenic phase was studied in an up-flow anaerobic sludge blanket (UASB) reactor and an up-flowanaerobic filter (UFAF) reactor.
Sumate Chaiprapat   +3 more
doaj  

Avaliação de desempenho de reator UASB no tratamento de águas residuárias de suinocultura Evaluation of performance of UASB reactor in swine wastewater treatment

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2010
Este trabalho apresenta o desenvolvimento e a avaliação de um sistema de tratamento de águas residuárias de suinocultura constituído de decantador e seguido de reator anaeróbio de manta de lodo (reator UASB), em escala real.
Luciano S. Rodrigues   +5 more
doaj   +1 more source

Development and performance of a dynamic membrane for anaerobic wastewater treatment – an analysis with different mesh pore sizes and configurations

open access: yesWater Science and Technology, 2022
Recent studies have focused on proposing materials with larger pores and lower cost to replace conventional membranes. This study aims to investigate the performance of an anaerobic dynamic membrane bioreactor (AnDMBR) at pilot scale, acting as a post ...
Paula Rafaela Silva Fonseca   +3 more
doaj   +1 more source

Location and chemical composition of microbially induced phosphorus precipitates in anaerobic and aerobic granular sludge [PDF]

open access: yes, 2012
This work focuses on combined scanning electron microscopy and energy dispersive X-ray analysis (SEM-EDX) applied to granular sludge used for biological treatment of high-strength wastewater effluents. Mineral precipitation is shown to occur in the core
Biscans, Béatrice   +3 more
core   +4 more sources

Up-Flow Anaerobic Sludge Blanket (UASB) Technology for Energy Recovery: A Review on State-of-the-Art and Recent Technological Advances

open access: yesBioengineering, 2020
Up-flow anaerobic sludge blanket (UASB) reactor belongs to high-rate systems, able to perform anaerobic reaction at reduced hydraulic retention time, if compared to traditional digesters.
Matia Mainardis   +2 more
doaj   +1 more source

Controlling Cod in an UASB Reactor

open access: greenInstrumentation viewpoint, 2006
Muñoz, Rafael   +2 more
openaire   +3 more sources

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