Results 1 to 10 of about 15,307 (187)

Microbial removal of nutrients from anaerobic digestate: assessing product-coupled and non-product-coupled approaches [PDF]

open access: yesFrontiers in Microbiology, 2023
Although anaerobic digestate contains >90% water, the high nutrient content of digestate makes it economically and technically intractable to treatment by existing wastewater treatment technologies.
Eric Agyeman-Duah   +2 more
doaj   +2 more sources

Testing the Impact of Waste from Anaerobic Digestion (Enriched with an Organic Component) on the Quality of Agricultural Land [PDF]

open access: yesGeoScience Engineering, 2017
Waste from anaerobic digestion is considered as a mineral fertilizer and it is usually applied to agricultural land. The aim of our attempt was to enrich this waste from anaerobic digestion (digestate) with an organic component (in our case represented ...
Kodymová Jana   +3 more
doaj   +3 more sources

Anaerobic digestion [PDF]

open access: yesWater Environment Research, 2019
AbstractWorldwide waste generation has become a topic of interest since the accumulation of this waste has prompted environmental hazards. Among which, anaerobic digestion provides green and efficient alternate solution for removal of toxic waste and energy production.
Mian Laiq Ur Rehman   +4 more
openaire   +3 more sources

Technologies integration towards bio-fuels production: A state-of-the-art review

open access: yesApplications in Energy and Combustion Science, 2022
Biomass is concerned as a most promising alternative energy resource. There are a number of biomass utilization technologies, most of which can be classified to either biological technology or thermo-chemical technology.
Junyu Tao   +6 more
doaj   +1 more source

An economic analysis of anaerobic digestate fuel pellet production: can digestate fuel pellets add value to existing operations?

open access: yesCleaner Engineering and Technology, 2021
Anaerobic digestion provides renewable energy through waste valorisation, but the digestate by-product is underutilised and presents a risk to water quality. Mechanical separation partitions phosphorous into the solid fraction and further processing into
Ashley Cathcart   +5 more
doaj   +1 more source

Biogas digestate as a sustainable phytosterol source for biotechnological cascade valorization

open access: yesMicrobial Biotechnology, 2023
Every year, several million tonnes of anaerobic digestate are produced worldwide as a by‐product of the biogas industry, most of which is applied as agricultural fertilizer.
Tim Weckerle   +5 more
doaj   +1 more source

Aspen Plus® Process Simulation Model of the Biomass Ash-Based Treatment of Anaerobic Digestate for Production of Fertilizer and Upgradation of Biogas

open access: yesEnergies, 2023
The use of the commercial simulator Aspen Plus® could bring an amelioration in the accuracy of the predictions of the chemical species composition in the output streams of the anaerobic digestion process.
Alejandro Moure Abelenda   +3 more
doaj   +1 more source

Environmental Assessment of a Multifunctional Process Coupling Anaerobic Digestion and Pyrolysis

open access: yesChemical Engineering Transactions, 2021
Anaerobic digestion (AD) is a waste treatment technology based on organic matter degradation by microorganisms in the absence of oxygen. This process generates two valuables products, biogas and digestate. While biogas is recognized and exploited for its
Fanny Caiardi   +8 more
doaj   +1 more source

Enhancing the Fertilizer Quality and Remediation Ability of Anaerobic Digestate via Myrothecium verrucaria Treatment

open access: yesFermentation, 2023
Low fertilizer quality and remediation ability are considered the major factors hampering the land application of anaerobic digestate. Therefore, the role of Myrothecium verrucaria treatment in enhancing the fertilizer quality and remediation ability of ...
Mingxin Yang   +5 more
doaj   +1 more source

RESPONSE FROM ANAEROBIC DIGESTION OF LAYING HEN MANURE WITH BIOCHAR ADDITION [PDF]

open access: yesEngenharia Agrícola, 2020
This study aimed to assess the anaerobic digestion response of laying hen manure with different inclusion levels of biochar in batch reactors as measured by physicochemical parameters, biogas production and digestate quality.
Willian R. Andrade   +4 more
doaj   +1 more source

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