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Mostrando ítems 411-420 de 431
Artículo
Analysis of the European Strategy for Hydrogen: A Comprehensive Review
(MDPI, 2023-05)
This review focuses on analysing the strategy and aspirations of the European Union within the hydrogen sector. This aim is achieved through the examination of the European Parliament’s hydrogen strategy, allowing for a ...
Ponencia
Off-design model of concentrating solar power plant with thermochemical energy storage based on calcium-looping
(American Institute of Physics Inc., 2019-07)
Dispatchability is a key issue to increase the competitiveness of concentrating solar power plants. Thermochemical energy storage systems are a promising alternative to molten salt-based storage because of the higher energy ...
Artículo
Transport and acceleration mechanism of fast ions during edge localized modes in ASDEX Upgrade
(IOP Publishing, 2023)
Observations of enhanced fast-ion losses during edge localized modes (ELMs) have been reported in the ASDEX Upgrade tokamak, revealing losses above the injection energy. This suggests that fast ions can be accelerated and ...
Artículo
Experimental and numerical study on a freeze protection system for flat-plate solar collectors with silicone peroxide tubes
(Elsevier, 2018-05)
The freeze protection is essential in the majority of solar thermal installations to prevent breakage of solar thermal collectors. Therefore, there are different methods of protection against freezing of flat plate solar ...
Tesis Doctoral
Artículo
Layer by Layer Segmentation of Water Distribution from Neutron Imaging of Large Scale Cells
(Electrochemical Society Inc., 2015)
We present a method for distinguishing liquid water content in the different layers of a polymer electrolyte fuel cell (“anode flow channels”, “cathode flow channels”, and “GDL/MEA”) from through-plane neutron imaging. ...
Artículo
Use of molten salts tanks for seasonal thermal energy storage for high penetration of renewable energies in the grid
(Elsevier, 2024-05)
Energy storage is acknowledged a key technology to meet the challenges posed by the energy transition. Short-term grid-connected storage, based on Li-Ion batteries, is becoming commonplace but seasonal energy storage at ...
Tesis Doctoral
Desarrollo y validación experimental de un modelo computacional de pilas de combustible tipo PEM y su aplicación al análisis de monoceldas
(2010)
La presente tesis doctoral tiene como objetivo fundamental el desarrollo de un modelo computacional para pilas de combustible tipo PEM, que suponga un avance con respecto al estado actual del modelado de pilas de combustible. ...
Artículo
Natural cooling solution for thermally conditioning bus stops as urban climate shelters in hot areas: Experimental proof of concept
(Elsevier Ltd., 2023-11)
In response to the challenges posed by climate change and the growing heat patterns in cities, this study addresses the design and implementation of climate shelters integrated into public transport stops through the ...
Artículo
Energy Management Strategies in hydrogen Smart-Grids: A laboratory experience
(Elsevier, 2016)
As microgrids gain reputation, nations are making decisions towards a new energetic paradigm where the centralized model is being abandoned in favor of a more sophisticated, reliable, environmentally friendly and decentralized ...