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Seokkyun Ko and Sangyong Lee
Research was conducted to improve the system efficiency of a fuel-processing system combined with a hydrogen-purification system to supply hydrogen to a 10 kW residential building proton-exchange membrane fuel cell (PEMFC). The system consists of a steam...
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Marcello La Guardia, Filippo D?Ippolito and Maurizio Cellura
The recent diffusion of RES (Renewable Energy Sources), considering the electric energy produced by photovoltaic and wind plants, brought to light the problem of the unpredictable nature of wind and solar energy. P2G (Power to Gas) implementation seems t...
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Ann Rigmor Nerheim, Vilmar Æsøy and Finn Tore Holmeset
As the use of fossil fuels becomes more and more restricted there is a need for alternative fuels also at sea. For short sea distance travel purposes, batteries may be a solution. However, for longer distances, when there is no possibility of recharging ...
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Francisca Joamila Brito do Nascimento, Luis Ricardo Arantes Filho, Lamartine Nogueira Frutuoso Guimarães
Pág. 39 - 60
The classification of supernovae (explosions of certain stars) divides them into two main types, those of type I do not present Hydrogen in the spectrum while those of type II present. In addition to the division into these two types, there is still a su...
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