Browsing by Subject "Methane"
Now showing items 1-20 of 31
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Algal biomass: physical pretreatments
(Elsevier, 2015)
Part of book or chapter of book
Restricted access - publisher's policy -
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)
Bachelor thesis
Restricted access - author's decision
Covenantee: 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)
Master thesis (pre-Bologna period)
Restricted access - author's decision- 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)
Part of book or chapter of book
Restricted access - publisher's policy -
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)
Conference lecture
Open AccessHigh 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)
Master thesis
Restricted access - author's decisionIn 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)
Bachelor thesis
Open AccessIn 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)
Bachelor thesis
Open Access
Covenantee: 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
Restricted access - publisher's policyIn 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 ... -
Comparing pretreatment methods for improving microalgae anaerobic digestion: Thermal, hydrothermal, microwave and ultrasound
(2015-11-01)
Article
Open AccessThe 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)
Conference report
Open AccessAnaerobic 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 ... -
Disseny i construcció d'un sistema d'anàlisi de biogàs per a la mesura de CH4 i H2S
(Universitat Politècnica de Catalunya, 2009-09)
Master thesis (pre-Bologna period)
Restricted access - author's decisionAquest 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
Open AccessThree 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 ... -
Elaboración del plan de viaje de un buque metanero entre 2 puertos
(Universitat Politècnica de Catalunya, 2018-12)
Bachelor thesis
Restricted access - author's decision -
Enzymatic pretreatment of microalgae using fungal broth from Trametes versicolor and commercial laccase for improved biogas production
(Elsevier, 2016-11)
Article
Open AccessCoupling microalgae production to wastewater treatment can reduce the costs of microalgae production for non-food bioproducts and energy consumption for wastewater treatment. Furthermore, microalgae anaerobic digestion can ... -
Impact of low temperature pretreatment on the anaerobic digestion of microalgal biomass
(2013-06)
Article
Restricted access - publisher's policyThe aim of this study was to investigate the effect of low temperature pretreatment on the anaerobic digestion of microalgal biomass grown in wastewater. To this end, microalgae were pretreated at low temperatures (55, 75 ... -
Improving biogas production from microalgae by enzymatic pretreatment
(2016-01)
Article
Open AccessIn this study, enzymatic pretreatment of microalgal biomass was investigated under different conditions and evaluated using biochemical methane potential (BMP) tests. Cellulase, glucohydrolase and an enzyme mix composed ... -
Influence of different palladium precursors on the properties of solution-combustion-synthesized palladium/ceria catalysts for methane combustion
(2015-07-01)
Article
Open AccessA series of Pd/CeO2 catalysts was prepared by solution combustion synthesis (SCS) using different Pd precursors. The powders were characterized by complementary techniques such as BET surface area measurements, X-Ray ... -
Influence of hydrothermal pretreatment on microalgal biomass anaerobic digestion and bioenergy production
(2015-01-01)
Article
Open AccessMicroalgal biomass grown in wastewater treatment raceway ponds may be valorised producing bioenergy through anaerobic digestion. However, pretreatment techniques seem to be necessary for enhancing microalgae methane yield. ... -
In situ elucidation of the active state of Co-CeOx catalysts in the dry reforming of methane: the important role of the reducible oxide support and interactions with cobalt
(2018-04-01)
Article
Open AccessThe dry reforming of methane was systematically studied over a series (2-30 wt%) of Co (~5nm in size) loaded CeO2 catalysts, with an effort to elucidate the behavior of Co and ceria in the catalytic process using in-situ ...
