Results 21 to 30 of about 18,379 (233)

Quantifying the loss of methane through secondary gas mass transport (or 'slip') from a micro-porous membrane contactor applied to biogas upgrading [PDF]

open access: yes, 2013
Secondary gas transport during the separation of a binary gas with a micro-porous hollow fibre membrane contactor (HMFC) has been studied for biogas upgrading.
Jefferson, Bruce   +2 more
core   +1 more source

Mathematical Analysis and Update of ADM1 Model for Biomethane Production by Anaerobic Digestion

open access: yesFermentation, 2021
Biomethane is a renewable product that can directly substitute its fossil counterpart, although its synthesis from residual biomasses has some hurdles.
Stefano Bertacchi   +4 more
doaj   +1 more source

Biomethane production improvement by enzymatic pretreatments and enhancers of sewage sludge anaerobic digestion [PDF]

open access: yes, 2019
Enzymatic hydrolysis is recognised as an effective pre-treatment for increasing biodegradability of sludge. In this work, isolated commercial enzymes as well as in-situ enzymes producer bacteria were used respectively as enhancers and pre-treatments of ...
Agabo García, Cristina   +4 more
core   +3 more sources

Biogas and Biomethane Production and Usage: Technology Development, Advantages and Challenges in Europe

open access: yesEnergies, 2022
In line with the low-carbon strategy, the EU is expected to be climate-neutral by 2050, which would require a significant increase in renewable energy production.
Josipa Pavičić   +3 more
doaj   +1 more source

STUDY ON LOW PRESSURE ADSORPTION OF BIOMETHANE FROM BIOGAS BY COAL ACTIVATED CARBON [PDF]

open access: yesJournal of Engineering Science and Technology, 2018
A study on low pressure adsorption of biomethane purified from biogas by a commercial coal activated carbon (AC) was carried out. The adsorption mechanisms of biomethane at 80 and 90% CH4 concentration were considered by Langmuir model and Dubinin ...
WASSANA KAMOPAS   +2 more
doaj  

Enhancing and upgrading biogas and biomethane production in anaerobic digestion: a comprehensive review

open access: yesFrontiers in Energy Research, 2023
Anaerobic digestion (AD) processes can face operational challenges or flaws such as substrate structure and characteristics complexity, process complexity, low productivity, inefficient biodegradability, and poor stability, which suppresses or reduces ...
Oluwafunmilayo Abiola Aworanti   +7 more
doaj   +1 more source

Performance and genome-centric metagenomics of thermophilic single and two-stage anaerobic digesters treating cheese wastes [PDF]

open access: yes, 2018
The present research is the first comprehensive study regarding the thermophilic anaerobic degradation of cheese wastewater, which combines the evaluation of different reactor configurations (i.e. single and two-stage continuous stirred tank reactors) on
Angelidaki, Irini   +6 more
core   +3 more sources

Enhancement of microalgae anaerobic digestion by thermo-alkaline pretreatment with lime (CaO) [PDF]

open access: yes, 2017
The aim of this study was to evaluate for the first time the effect of a thermo-alkaline pretreatment with lime (CaO) on microalgae anaerobic digestion. The pretreatment was carried out by adding different CaO doses (4 and 10%) at different temperatures (
Carrère, H.   +3 more
core   +4 more sources

Potential of biomethane-based energy production from livestock waste biomass resources in Ethiopia

open access: yesFrontiers in Energy Research, 2023
Understanding the potential of biomass sources and their types, quality, and regional distribution is crucial for modern energy production. This study evaluates the biomethane energy potential of livestock waste from six different categories of livestock
Amsalu Tolessa
doaj   +1 more source

Exploring the potential for biomethane production by willow pyrolysis using life cycle assessment methodology

open access: yesEnergy, Sustainability and Society, 2019
Background Biomethane, as a potential substitute for natural gas, reduces the use of fossil-based sources, promoting bioenergy applications. Biomethane for energy use can be produced using a variety of biomass types and technologies.
Elham Ahmadi Moghaddam   +3 more
doaj   +1 more source

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