Results 61 to 70 of about 13,021 (227)

Excess sludge discharge frequency for uasb reactors

open access: yesWater Science and Technology, 1999
Like all biological wastewater treatment systems, the UASB reactor produces sludge that accumulates in the reactor. Since the storage capacity is limited, the sludge will eventually be discharged together with the effluent, when the reactor is full of sludge.
Adrianus van Haandel   +3 more
openaire   +2 more sources

Treatment of Preserved Wastewater with UASB

open access: yesMATEC Web of Conferences, 2016
The preserved wastewater was treated by the upflow anaerobic sludge blanket (UASB) reactor, the effects of the anaerobic time on COD, turbidity, pH, conductivity, SS, absorbance, and decolorization rate of the preserved wastewater were investigated.
Zhang Yongli   +3 more
doaj   +1 more source

Considering an Up-Flow Anaerobic Sludge Blanket for the Treatment of Spearmint Essential Oil Wastewater and Biogas Production [PDF]

open access: yesJournal of Renewable Energy and Environment, 2019
The aromatic and dark-colored spearmint essential oil wastewater (SEOW) generally contains a large amount of organic matter, including chemical oxygen demand (COD), phenolic compounds, and inorganic contents.
Bahman Heydari   +3 more
doaj   +1 more source

Efficient molasses fermentation under high salinity by inocula of marine and terrestrial origin [PDF]

open access: yes, 2017
BACKGROUND: Molasses is a dense and saline by-product of the sugar agroindustry. Its high organic content potentially fuels a myriad of renewable products of industrial interest.
Boon, Nico   +4 more
core   +3 more sources

Microaeration Process Design, Control, and Monitoring for Biogas Desulfurization in Anaerobic Digestion

open access: yesChemBioEng Reviews, Volume 13, Issue 2, April 2026.
This review critically explores how microaeration can enhance biogas desulfurization in anaerobic digestion. It summarizes existing data and provides a comprehensive overview of various microaeration strategies by focusing on both technical and fundamental aspects.
Samiullah Khaskheli   +2 more
wiley   +1 more source

Hydrogen production in a novel configuration of UASB reactor under different hydraulic retention time

open access: yesDyna, 2018
The aim of this work was to evaluate the production of hydrogen in a conventional and hybrid Upflow Anaerobic Sludge Blanket (UASB) reactors by modifying the hydraulic retention time (HRT).
Diana Margarita Hernandez   +2 more
doaj   +1 more source

Biological treatment of slaughterhouse wastewater using Up Flow Anaerobic Sludge Blanket (UASB) - anoxic-aerobic system

open access: yesScientific African, 2022
Slaughterhouse wastewater (SWW) is heavily polluted wastewater. It contains high concentration of organic matters, suspended solids, nitrogen, phosphorus, oil and grease.
Abdullah Saghir, Salwa Hajjar
doaj   +1 more source

Process Enhancement of Hydrogen And Methane Production from Palm Oil Mill Effluent Using Two-Stage Thermophilic and Mesophilic Fermentation [PDF]

open access: yes, 2016
The present study investigates the technical possibilities of hydrogen and methane production from palm oil mill effluent (POME). The production was carried out in two stage (thermophilic and mesophilic) continuous phase with recirculation of the ...
Alkasrawi, Malek   +5 more
core   +1 more source

Anaerobic Codigestion of Municipal Wastewater, Landfill Leachate, and Crude Glycerin: Process Stability and Methane Yield Assessment Using a Screening Design

open access: yesWater Environment Research, Volume 98, Issue 2, February 2026.
Anaerobic codigestion of municipal wastewater with landfill leachate and crude glycerin can achieve near‐theoretical methane yields (0.349 L NCH4/g tCODadd). An optimal mixture of 2% leachate and 1% glycerin was identified, as higher glycerin content negatively impacted performance, highlighting the criticality of substrate balance for energy recovery.
Gustavo Henrique Pedroso   +1 more
wiley   +1 more source

Propuesta de parámetros de diseño de un reactor UASB para el tratamiento de aguas residuales porcinas

open access: yesScientia Agropecuaria, 2018
Se evaluó el comportamiento y eficiencia de un reactor UASB de 1 m3 alimentado con aguas residuales de la crianza intensiva de cerdos, y se buscaron valores para los parámetros tiempo de retención hidráulico (TRH) y velocidad de carga orgánica (VCO) que ...
Anyi Pacco   +6 more
doaj   +1 more source

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