Hydrogen storage
A surface modification for hydrogen storage intermetallic particles by sol-gel method
... storage materials is due to the particle volume changing in the charge-discharge processes. Such volume changing causes a pulverization of the hydrogen storage alloy particle and, consequently, the ...
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Technical analysis of photovoltaic/wind systems with hydrogen storage
... The illustration of a hybrid PV/wind energy system with hydrogen storage for production of electrical energy is shown in fig. 5. All the components of the combined system are modeled with appropriate ...
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Severe Plastic Deformation and Additive Distribution in Mg-Fe to Improve Hydrogen Storage Properties
... safe hydrogen storage in solid state and has a high gravimetric capacity of ...2 storage properties were evaluated by differential scanning calorimetry (DSC) and Sievert's volumetric ...and ...
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J. Braz. Chem. Soc. vol.14 número4
... -type hydrogen storage alloys, formed by LaNi (5-x) Z x , where Z is a metallic element partially replacing Ni, which included Sn, Al, Mn, and ...the hydrogen storage capability (HSC), while ...
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J. Braz. Chem. Soc. vol.23 número5
... the hydrogen storage alloy electrodes are the pulverization of the alloy particles during consecutive hydrogenation/dehydrogenation and the oxidation/corrosion of alloy components in alkaline ...
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Stress effects on the kinetics of hydride formation and growth in metals
... state hydrogen storage, their use for practical applications remains a challenge due to the limitation imposed by the slow kinetics of hydrogen uptake and release, which has driven the interest in ...
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Matéria (Rio J.) vol.14 número3 en a01v14n3
... for hydrogen storage and those used in other parts of the system, which must present mechanical resistance and resistances to corrosion, fatigue and hydrogen embrittlement, depending on the ...
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Matéria (Rio J.) vol.18 número2
... The XIII Materia Symposium will cover the topics of nanostructured materials and the Itinerant School of Materials will approach more specifically nanostructured porous materials. The objective will be to discuss ...
1
Yue Zhanga , Tingzhi Sia , Yongtao Li
... of hydrogen energy, an effective and safe storage technology must be ...liquid-state hydrogen storage, the storage of hydrogen in solid state based on the physical or chemical ...
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Mat. Res. vol.16 número3
... Mg is an abundant metal and has a high capacity to store hydrogen (~7.6 wt. (%)) and for these reasons it is very attractive to be used in hydrogen storage. However, there are limitations in ...
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J. Braz. Chem. Soc. vol.25 número12
... Hydrogen is definitelly among the most promising candidates as the energy carrier in the future, though its generation from renewable sources and storage in a safe and reversible way is still challenging. ...
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Mat. Res. vol.19 suppl.1
... at lower temperatures 3-5 (e.g: a few minutes at 300°C). HEBM is not only suitable to increase the concentration of defects and to reduce the crystallite size to nanometer scale but also to introduce a ine dispersion of ...
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J. Braz. Chem. Soc. vol.28 número6
... of hydrogen storage and production. In the method, hydrogen is produced via iron oxidation with steam, and in the next phase iron oxide is reduced with hydrogen, synthesis gas or ...
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Influence of thermo hydrogen treatment on microstructure and mechanical properties of Ti-5Al-2.5Sn ELI alloy
... F igures 5 and 6 show the mechanical properties of the dehydrogenated alloy samples. It can be seen from Fig. 5 that the tensile properties of the original sample do not change obviously after heat treatment. The ...
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Risks: diagnosing and eliminating
... Keywords: Theory and history of law and state; Risk; Legal risk; Risk diagnostics; Risk elimination; Classiication and types of risk; Causes and consequences of risk.. Introduction.[r] ...
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Issues of sustainable socio-economic development of a region in modern conditions
... Обоснована необходимость формирования эффективной системы государственного регулирования устойчивого социально-экономического развития региона в условиях вступления России в ВТО [r] ...
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Organizational strategy of corporation’s internal development
... Kuznetsov Viktor Pavlovich , Doctor of Economics, Professor, Head of the Department of Economics of an Enterprise, Nizhniy Novgorod State Pedagogical University named after Kozma Minin.[r] ...
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Cluster strategies in the regional economy development: legal aspects
... Если первый обеспечивает координацию деятельности государственных органов, бизнес-структур, партнерств и технологических плат- форм в рамках развития кластера, то второй уполно- мочен [r] ...
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Import substitution and food safety provision in EU countries
... Scienti fi c novelty: economic-mathematical methods were applied for risk assessment in the sphere of providing the population with food products, budget expenditures on agriculture su[r] ...
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Mat. Res. vol.16 número6
... The hydrogen absorption kinetics under both pressures was very fast at the beginning and it seems that the reaction is terminated after only a few ...higher hydrogen pressure slightly accelerated the ...
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