Exploració per tema "Methane"
Ara es mostren els items 1-20 de 57
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3D fluid dynamic study of anaerobic digesters (non-Newtonian case)
(Universitat Politècnica de Catalunya, 2023-07-12)
Treball Final de Grau
Accés obertThis thesis presents a fluid dynamics study, carried out with OpenFoam, of the anaerobic digester of sludge from the Manresa Wastewater Treatment Plant. Two-dimensional and three-dimensional geometries are studied, taking ... -
Algal biomass: physical pretreatments
(Elsevier, 2015)
Capítol de llibre
Accés restringit per política de l'editorial -
An experimental and numerical study on the promoting effect of Dimethyl Ether on the ignition delay time of Methane
(Universitat Politècnica de Catalunya / Karlsruher Institut für Technologie, 2013)
Treball Final de Grau
Accés restringit per decisió de l'autor
Realitzat a/amb: Karlsruher Institut für TechnologieUnderstanding and domination of energy is one of the goals the human mankind has always followed, but it has never had as much importance as it has nowadays. At present, more of 90 % of the total amount of energy support ... -
Biochemical methane production potential from different components of fraction of municipal solid waste
(Universitat Politècnica de Catalunya / Università degli Studi di Padova, 2009)
Projecte/Treball Final de Carrera
Accés restringit per decisió de l'autor- Issues of management of the organic fraction of municipal solid waste (biogas production in landfills, leachates with high concentrations of organics, odour problems). - Porribility of energy production from this fraction ... -
Biogas from algae via anaerobic digestion
(Springer, 2016)
Capítol de llibre
Accés restringit per política de l'editorial -
Biogas production from algae biomass grown in high rate ponds for wastewater treatment
(Universitat Politècnica de Catalunya. Escola Tècnica Superior d'Enginyers de Camins Canals i Ports de Barcelona, 2011-11-15)
Comunicació de congrés
Accés obertHigh rate ponds are wastewater treatment systems that combine heterotrophic bacteria and microalgae communities in a symbiosis relation, which triggers a series of reactions that eliminates pollutants from the water. ... -
Catalytic honeycombs for producing methane from CO2 and H2
(Universitat Politècnica de Catalunya, 2016-07)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorIn the experimental part of the work several catalysts are tested, in order to determine the best candidate among them to produce methane from the reaction between carbon dioxide and hydrogen. These catalysts are ... -
Catalytic methani steam reforming in a micro-structured reactor for hydrogen production
(Universitat Politècnica de Catalunya, 2018-06-12)
Treball Final de Grau
Accés obertIn this project, a stainless ste el micro - structured reactor built by a company for the hydrogen production by methane steam reforming i s tested. A nickel based catalyst is prepared through the “incipient wetness ... -
Characterization of a mesophilic anaerobic inoculum by means of methanogenic activity tests
(Universitat Politècnica de Catalunya, 2014-07-09)
Treball Final de Grau
Accés obert
Realitzat a/amb: IRTAThe anaerobic digestion is a well-known technology to treat wastes with a high potential of methane recovery (i.e. manures, slaughterhouse waste, animal by-products waste and other types of organic wastes) even presenting ... -
Characterization of the methane–graphene hydrophobic interaction in aqueous solution from ab initio simulations
(2013-09-17)
Article
Accés restringit per política de l'editorialIn this article, the interaction between a methane molecule and a graphene plane in liquid water has been characterized employing DFT-based free energy Molecular Dynamics calculations. This system represents a good model ... -
Characterization of wastewater methane emission sources with computer vision and remote sensing
(Universitat Politècnica de Catalunya, 2022-10-24)
Projecte Final de Màster Oficial
Accés obertMethane emissions are responsible for at least one-third of the total anthropogenic climate forcing and current estimations expect a significant increase in these emissions in the next decade. Consequently, methane offers ... -
Comparing pretreatment methods for improving microalgae anaerobic digestion: Thermal, hydrothermal, microwave and ultrasound
(2015-11-01)
Article
Accés obertThe anaerobic digestion of microalgae is hindered by its complex cell wall structure and composition. Thus, several pretreatment methods have been used for increasing microalgae anaerobic biodegradability. Since the methane ... -
Comparison of the mesophilic and thermophilic anaerobic sludge digestion from an energy perspective
(Destech, 2011)
Text en actes de congrés
Accés obertAnaerobic digestion promotes simultaneous sludge stabilisation and bioenergy generation. Increasing the net energy production would contribute in reducing the energy demand of sewage treatment plants. Thermophilic digestion ... -
Direct membrane filtration (DMF) of municipal wastewater by mixed matrix membranes (MMMs) filled with graphene oxide (GO): towards a circular sanitation model
(Elsevier, 2022-08)
Article
Accés obertDirect membrane filtration (DMF) is an emerging wastewater treatment technology for providing high-quality effluents as well as efficient organic waste recovery from the concentrate. The latter may then be used for methane ... -
Direct-methane anode-supported solid oxide fuel cells fabricated by aqueous gel-casting
(Elsevier, 2022-06)
Article
Accés restringit per política de l'editorialDirect methane Solid Oxide Fuel Cells (SOFCs) operated under catalytic partial oxidation (CPOX) conditions are investigated, focusing on the processing of the anode support and the anode deactivation caused by carbon ... -
Disseny i construcció d'un sistema d'anàlisi de biogàs per a la mesura de CH4 i H2S
(Universitat Politècnica de Catalunya, 2009-09)
Projecte/Treball Final de Carrera
Accés restringit per decisió de l'autorAquest projecte esta enfocat a l’estudi, disseny i construcció d’un sistema d’anàlisi en continu del gas resultant en processos de metanització duts a terme a baixa temperatura en abocadors, depuradores, ecoparcs, etc.. ... -
Effect of Fe-Zn-Mg-Al hydrotalcites on the methane potential of synthetic sulfate-containing wastewater
(2016-04-01)
Article
Accés obertThree hydrotalcites of M2+-Mg-Al were synthesized using the co-precipitation method, where M2+ was Fe2+, Zn2+ and Fe2+ + Zn2+. The hydrotalcites and their calcined form of mixed oxides obtained by their thermal decomposition ... -
Effect of Ni particle size on the production of renewable methane from CO2 over Ni/CeO2 catalyst
(2021-10-01)
Article
Accés obertProduction of ‘renewable Methane’ has attracted renewed research interest as a fundamental probe reaction and process for CO2 utilization through potential use in C1 fuel production and even for future space exploration ... -
Elaboración del plan de viaje de un buque metanero entre 2 puertos
(Universitat Politècnica de Catalunya, 2018-12)
Treball Final de Grau
Accés restringit per decisió de l'autor -
Enhancement of methane production from the anaerobic digestion of chemical pulp and paper mill effluents
(Universitat Politècnica de Catalunya, 2018-05-04)
Tesi
Accés obert
Realitzat a/amb: Aalto-yliopistoSustainability of resources such as energy, water and waste have become important drivers in our current economy. For large industries that are water and energy intensive like pulp and paper (P&P) mills, this is a specifically ...