Results 41 to 50 of about 19,934 (203)

Possibilities of Biogas Upgrading on a Bio-Waste Sorbent Derived from Anaerobic Sewage Sludge

open access: yesEnergies, 2022
The development of biogas upgrading technologies is now an essential issue in recovering fuel-grade methane. Nowadays, trends in biogas upgrading include investigations of low-cost and renewable materials as sorbents for biogas enrichment to produce ...
Marcin Zieliński   +3 more
doaj   +1 more source

Anion-Regulated Synthesis of ZnO 1D Necklace-Like Nanostructures with High Photocatalytic Activity

open access: yesNanoscale Research Letters, 2020
One-dimensional (1D) nanomaterials with specific architectures have received increasing attention for both scientific and technological interests for their applications in catalysis, sensing, and energy conversion, etc.
Xiaoyun Qin   +12 more
doaj   +1 more source

Effect of ultrasonic, thermal and ozone pre-treatments on waste activated sludge solubilisation and anaerobic biodegradability [PDF]

open access: yes, 2006
In order to enhance the efficiency of anaerobic digestion, the effects of ultrasounds, ozonation and thermal pre-treatment have been studied on waste activated sludge.
Alfonso   +51 more
core   +2 more sources

Biomethane Production from Agricultural Resources in the Italian Scenario: Techno-Economic Analysis of Water Wash

open access: yesChemical Engineering Transactions, 2014
This paper evaluates the thermodynamic performance and costs of biomethane production plants tailored to the Italian scenario, by comparing the competitiveness of a water wash based biogas upgrading plant against a conventional biogas-to-electricity ...
G. Bortoluzzi   +3 more
doaj   +1 more source

Biofuel as an alternative shipping fuel : technological, environmental and economic assessment [PDF]

open access: yes, 2019
© Royal Society of Chemistry 2019Fossil derived fuels available for application within the maritime sector have been dominated by heavy fuel oil (HFO), which is conventionally used in low speed (main) engines, and more refined fuels such as marine diesel
Chrysanthou, Andreas   +3 more
core   +2 more sources

Case study of viability of bioenergy production from landfill gas (LFG) [PDF]

open access: yes, 2016
The landfill gas (LFG) produced from the existing landfill site in Heraklion city, Crete island, Greece, is not currently exploited to its full potential.
Skoulou, Vasiliki K., Vourdoubas, John
core   +1 more source

Biogas upgrading with hydrogenotrophic methanogenic biofilms

open access: yesBioresource Technology, 2019
Hydrogen produced from periodic excess of electrical energy may be added to biogas reactors where it is converted to CH4 that can be utilized in the existing energy grid. The major challenge with this technology is gas-to-liquid mass transfer limitation.
Karen Maegaard   +8 more
openaire   +5 more sources

Biogas from source separated organic waste within a circular and life cycle perspective. A case study in Ontario, Canada

open access: yesEnvironmental and Sustainability Indicators, 2021
The appropriate transformation and valorisation of biogas offers environmental and economic opportunities in a future with restrictions upon fossil-based fuels and materials.
A. Ncube   +3 more
doaj   +1 more source

Adsorption technologies for BIOGAS upgrading and CO2 sequestration [PDF]

open access: yes, 2014
Through this work it is shown that a new 13X zeolite can improve significantly the existing PSA technologies for BIOGAS upgrading with selectivities CO2/CH4 that can reach the value 34 and amounts adsorbed of CO2 around 5.2 mmol/g.
Rodrigues, Alírio, Silva, José A.C.
core  

Innovative technologies for biogas upgrading [PDF]

open access: yes, 2021
El biogás procedente de la digestión anaerobia de aguas residuales o residuos sólidos orgánicos representa una fuente de energía renovable importante para mitigar el uso de los combustibles fósiles. La purificación de biogás es necesaria antes de su utilización como combustible para vehículos o su inyección en las redes de gas natural ...
openaire   +2 more sources

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