Results 71 to 80 of about 15,082 (272)

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

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

Cold adaptation and replicable microbial community development during long-term low temperature anaerobic digestion treatment of synthetic sewage [PDF]

open access: yes, 2018
The development and, activity of a cold-adapting microbial community was monitored during low temperature anaerobic digestion (LtAD) treatment of wastewater.
Cysneiros, D.   +6 more
core   +2 more sources

From Stillage to Sustainable Energy: Microbe‐Enabled Biofuel Innovations

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
To fulfill the ever increasing energy demand, the world is overexploiting fossil fuel resources owing to environmental consequences that enforce the global shift toward renewable energy. Ethanol is emerging as a key biofuel; however, its production generates large volumes of stillage.
Shashi Kant Bhatia   +3 more
wiley   +1 more source

Swine wastewater treatment using an anaerobic baffled (ARB) and a UASB reactor system

open access: yesSemina: Ciências Agrárias, 2017
The purpose of this study was to assess the swine wastewater treatment system, consisting of the anaerobic baffled reactor (ABR), followed by the upflow anaerobic sludge blanket (UASB) reactor at full scale.
Luciano dos Santos Rodrigues   +5 more
doaj   +1 more source

Biochar as a Strategy to Mitigate Greenhouse Gases in Degraded Drylands of the Brazilian Semiarid Region: Carbon Stocks and CO2 Fluxes

open access: yesJournal of Plant Nutrition and Soil Science, Volume 188, Issue 6, Page 1014-1026, December 2025.
This study evaluated the effects of pyrolytic biochars derived from co‐pyrolyzed sewage sludge and cashew residues on total organic carbon (TOC) recovery and CO2 emissions in degraded soils under greenhouse conditions. Biochar applications (5 to 40 Mg ha−1) enhanced soil carbon stocks and variably influenced CO2 fluxes over time.
João Marcos Rodrigues dos Santos   +16 more
wiley   +1 more source

An MLSA-based online scheme for the rapid identification of Stenotrophomonas isolates [PDF]

open access: yes, 2011
An online scheme to assign Stenotrophomonas isolates to genomic groups was developed using the multilocus sequence analysis (MLSA), which is based on the DNA sequencing of selected fragments of the housekeeping genes ATP synthase alpha subunit (atpA ...
Barbosa, Heloiza Ramos   +8 more
core   +3 more sources

Steady‐State Anaerobic Co‐Digestion of Aqueous Condensate From Municipal Sludge Pyrolysis

open access: yesWater Environment Research, Volume 97, Issue 12, December 2025.
Anaerobic digestion of aqueous pyrolysis liquid (APL) was achieved despite its toxicity challenges. Optimal retention time, loading and acclimated inoculum improved APL conversion to methane. APL ozonation enhanced methane production, reaching 98% of theoretical yield.
Saba Seyedi   +3 more
wiley   +1 more source

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