Browsing by Subject "Hydrogen as fuel"
Now showing items 1-20 of 83
-
7 - Hydrogen production in microreactors
(Elsevier, 2020-07-24)
Part of book or chapter of book
Restricted access - publisher's policyCatalytic microreactors constitute a crucial technology for process intensification in the production of hydrogen, particularly for on-site and/or onboard applications intended to feed fuel cells. This chapter describes ... -
A novel matheuristic based on bi-level optimization for the multi-objective design of hydrogen supply chains
(Pergamon Press, 2021-09)
Article
Restricted access - publisher's policyThis work introduces an efficient tool for the design of sustainable hydrogen supply chains (HSCs), considering both economic and environmental concerns, through an appropriate multi-objective strategy. The original problem, ... -
A Pd/Al2O3-based micro-reformer unit fully integrated in silicon technology for H-rich gas production
(Institute of Physics (IOP), 2019-11-01)
Article
Open AccessThis work reports the design, manufacturing and catalytic activity characterization of a micro-reformer for hydrogen-rich gas generation integrated in portable-solid oxide fuel cells (µ-SOFCs). The reformer has been designed ... -
A reduced-order model for real-time NMPC of ethanol steam reformers
(Science Press, 2021)
Conference report
Open AccessOne of the approaches to green energy of interest in recent years is through the use of hydrogen technologies in which the waste product of combustion is water rather than carbon dioxide, nitrous oxides, and other pollutants ... -
Alcohols and bio-alcohols steam and autothermal reforming in a membrane reactor
(2014-11-28)
Part of book or chapter of book
Restricted access - publisher's policyConsiderable work has been reported concerning catalytic steam reforming, partial oxidation and oxidative steam reforming (autothermal reforming) aimed at hydrogen generation from alcohol-water mixtures. They include ... -
L'alternativa de l'hidrogen en el món de l'automoció
(Universitat Politècnica de Catalunya, 2019-06)
Bachelor thesis
Open AccessEl següent treball té com objectiu veure si els vehicles elèctrics de pila de combustible d’hidrogen té una viabilitat a curt/mig termini. Per això es farà una descripció breu de les diverses alternatives actuals existents ... -
Anàlisi termodinàmica de cicles criogènics per a la producció d'hidrogen líquid.
(Universitat Politècnica de Catalunya, 2021-11-01)
Bachelor thesis
Open AccessLa demanda energètica a escala mundial no ha deixat de créixer en els darrers anys, i les previsions científiques indiquen que així ho seguirà fent. Els combustibles fòssils com el carbó, el petroli o el gas natural, tot ... -
Anàlisi tècnic-econòmic de la implementació de l'hidrogen com a combustible en el transport per carretera
(Universitat Politècnica de Catalunya, 2018-01)
Bachelor thesis
Open AccessL’objectiu d’aquest projecte és estudiar la viabilitat econòmica d’utilitzar l’hidrogen com a combustible a partir d’energies renovables. D’aquesta manera tenir un vehicle que no generi contaminació, que l’obtenció ... -
Análisis y optimización de una red de distribución de hidrógeno
(Universitat Politècnica de Catalunya, 2012-12)
Master thesis (pre-Bologna period)
Restricted access - author's decisionEl hidrógeno es un recurso utilizado en las refinerías de petróleo en varios tratamientos aplicados a los hidrocarburos, con la finalidad de eliminar impurezas y producir combustibles y otras materias primas de mayor ... -
Applications for large scale hydrogen production in wind parks
(Universitat Politècnica de Catalunya, 2020-07-09)
Master thesis
Open AccessThis work is a feasibility study on the possible outputs of hydrogen generated from renewable energy in wind parks or other renewable plants. It delves into the study of all possible application outputs by conducting ... -
Bio-ethanol steam reforming and autothermal reforming in 3- m channels coated with RhPd/CeO2 for hydrogen generation
(2013-02)
Article
Restricted access - publisher's policyA silicon micromonolith of 7 mm diameter and 0.2 mm length containing 1.5 million regular channels with a diameter of 3.3 μm was used for obtaining hydrogen through ethanol or bio-ethanol steam reforming (ESR) and oxidative ... -
Catalytic ammonia decomposition for hydrogen production on Ni, Ru and Ni–Ru supported on CeO2
(2019-05-13)
Article
Open AccessCeria-supported Ni, Ru and NiRu catalysts have been tested in the catalytic decomposition of ammonia to yield hydrogen and their performance in long-term tests has been compared to alumina-supported Ni and Ru samples. The ... -
Catalytic membrane reactors based on macroporous silicon for hydrogen production
(2010)
Conference report
Open AccessThe typology of using hydrogen as an energy carrier and its implementation in portable fuel cells has motivated a considerable research interest in the development of new efficient hydrogen production technologies. Hydrogen ... -
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 ... -
CO Total and Preferential Oxidation over Stable Au/TiO2 Catalysts Derived from Preformed Au Nanoparticles
(2020-09-07)
Article
Open AccessCO preferential oxidation (PROX) is an effective method to clean reformate H2 streams to feed low-temperature fuel cells. In this work, the PROX and CO oxidation reactions were studied on preformed Au nanoparticles (NPs) ... -
Comparison between Ni-Rh/gadolinia doped ceria catalysts in reforming of propane for anode implementations in intermediate solid oxide fuel cells
(2010-01)
Article
Restricted access - publisher's policySteam and autothermal reforming of propane over Ni–Rh/GDC catalysts prepared by coprecipitation and by Pechini method were investigated in the temperature range 873–1073 K. The weight ratio for Ni, Rh and Ce0.8Gd0.2O2 ... -
Cost-benefit analysis of a hydrogen supply chain deployment case for fuel cell vehicles use in Midi-Pyrénées region
(Universitat Politècnica de Catalunya / Institut National Polytechnique de Toulouse, 2017-07)
Master thesis
Open AccessNowadays, hydrogen is increasingly being promoted as an alternative energy carrier for mobility and stationary fuel cell system applications. Yet, the challenge of developing a future commercial hydrogen economy still ... -
Desarrollo de nuevas vías de obtención de Hidrógeno en estado sólido
(Universitat Politècnica de Catalunya, 2019-07-08)
Bachelor thesis
Open AccessThe aim of this project was to activate Magnesium powders by ball milling and create a system to test hydrogen absorbance. Moreover, after literature review, FeTi compound was found to be a possible substitute for Magnesium ... -
Desenvolupament del model energètic d'un vehicle híbrid
(Universitat Politècnica de Catalunya, 2021-10-06)
Master thesis
Open AccessEl present document té com a objectiu el desenvolupament del model energètic d’un vehicle híbrid, alimentat amb una pila de combustible d’hidrogen i un sistema d’emmagatzematge que consisteix en una bateria. El contingut ... -
Design of linear controllers applied to an ethanol steam reformer for PEM fuel cell applications
(2013)
Article
Restricted access - publisher's policyThis paper focuses on the design of a controller for a low temperature ethanol steam reformer for the production of hydrogen to feed a Protonic Exchange Membrane (PEM) fuel cell. It describes different control structures ...