Results 61 to 70 of about 19,934 (203)

Risk Assessment of a Biogas Production and Upgrading Plant

open access: yesChemical Engineering Transactions, 2015
In the present work, the risk assessment of a biogas production and upgrading plant, representative of most of the biogas sites widespread throughout Europe, was carried out. The biogas is produced by anaerobic digestion for heat and power generation. An
G.E. Scarponi   +3 more
doaj   +1 more source

Seeking to enhance the bioenergy of municipal sludge: Effect of alkali pre-treatment and soluble organic matter supplementation [PDF]

open access: yes, 2017
The aim of this research is to enhance the mesophilic anaerobic digestion of municipal sludge from Cadiz-San Fernando (Spain) wastewater treatment plant at 20 days hydraulic retention time (HRT).
Pérez García, Montserrat   +3 more
core   +1 more source

From Biogas to Biomethane: How the Biogas Source Influences the Purification Costs

open access: yesChemical Engineering Transactions, 2015
Often left in the background by media, biogas is a renewable energy source with a great potential for development. Its production is based on the anaerobic digestion of organic waste materials, which are usually livestock effluents, municipal and ...
L. Pellegrini   +4 more
doaj   +1 more source

Multistep process for biogas upgrading

open access: yes, 2022
In this work, we proposed a multistep membrane process for the upgrading of a mixture containing 60% of methane and 40% of carbon dioxide, considering three case studies that allow to cover a wide range of CO2 permeability (from 5 to 180 Barrer) and CO2/CH4 selectivity (from 30 to 200).
PF Zito, A Brunetti, Barbieri G
openaire   +2 more sources

Coupling biogas upgrading with biopolymers accumulation through cyanobacteria CO2 fixation

open access: yesJournal of CO2 Utilization
Biogas, primarily composed of carbon dioxide (CO2) and methane, requires upgrading to biomethane by removing the CO2 to improve its usability, making it suitable for direct injection into gas grid and serving as a renewable alternative to fossil-derived ...
Flavio Collura   +5 more
doaj   +1 more source

Renewable energy in remote communities [PDF]

open access: yes, 2007
This article is the result of a competitively tendered University-funded project, this brings together two major Government Policy areas: sustainable communities and use of carbon fuels, and is aimed at influencing the policy debate on the difficulties ...
Adam D.   +25 more
core   +3 more sources

Developing an Agenda for Change for New Jersey's Urban Water Infrastructure [PDF]

open access: yes, 2014
A water infrastructure crisis looms in New Jersey's oldest and largest cities -- cities that comprise nearly one-fifth of the state's population and are projected to absorb much of its future growth, and yet have combined sewer systems, which carry both ...

core  

Optimization of oxygen transfer through venturi-based systems applied to the biological sweetening of biogas [PDF]

open access: yes, 2012
Peer ReviewedPostprint (published ...
Bonsfills Pedrós, Anna   +5 more
core   +2 more sources

Exploring Activated Carbons for Sustainable Biogas Upgrading: A Comprehensive Review

open access: yesEnergies
Global energy supply remains, to this day, mainly dominated by fossil fuels, aggravating climate change. To increase and diversify the share of renewable energy sources, there is an urgent need to expand the use of biofuels that could help in ...
Deneb Peredo-Mancilla   +3 more
doaj   +1 more source

Biogas Upgrading: Analysis and Comparison between Water and Chemical Scrubbings

open access: yesChemical Engineering Transactions, 2013
Biomethane is a renewable energy source that can be used, e.g., for transportation or injection in the natural gas grids. It is obtained from proper biogas treatment.
S. Gamba, L. Pellegrini
doaj   +1 more source

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