Last Updated Fri, 05/24/2024 - 23:46
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… Hydrogen has potential applications that require larger-scale … cell applications. These potential applications include hydrogen generation and storage systems that would support … potential RCS gaps. This analysis considers large-scale hydrogen technologies that are currently being employed in …
Last Updated Sat, 11/04/2017 - 04:27
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… Possibilites of application the hydrogen in quality perspective energy of different … are determined by technical economic aspects of hydrogen storage problem decision. Selection of hydrogen storage systems make up basic criteria: the weight, …
Last Updated Fri, 05/24/2024 - 23:46
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… of 5.11 M3 liquefied (LH2) in open atmosphere and gaseous hydrogen (GH2) in 20-m3 closed vessel. The simulations of a spill of liquefied hydrogen confirmed the advantage of LES application to reproduce experimentally observed eddy structure of hydrogen-air cloud. … 1085 … On Numerical Simulation of …
Last Updated Fri, 05/24/2024 - 23:46
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… Safety is an essential element for realizing the ?hydrogen economy? ? safe operation in all of its aspects … demonstration of the U.S Department of Energy?s (DOE) Hydrogen, Fuel Cells and InfrastructureTechnologies (HFCIT) … in novelhydrogen storage materials to demonstrations of hydrogen refueling stations and vehicles. Recognizing …
Last Updated Fri, 05/24/2024 - 23:46
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… on the fire prevention safety issues in the field of the hydrogen transport in pipelines. From the theoretical point … integrated with the instructions suitable to the use with hydrogen gas. From the experimental point of view a suitable … of Pisa; this apparatus will allow the simulation of hydrogen releases from a pipeline with or without ignition of …
Last Updated Fri, 05/31/2024 - 05:09
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… 1.0 Lower Heating Value: Btu Higher Heating Value: Btu … Hydrogen Heating Values on Mass Basis …
Last Updated Fri, 05/24/2024 - 23:46
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… system for use in flow visualization relating to hydrogen safety. Previous large-scale shadowgraph and … system to complex phenomena and current issues in hydrogen safety including DDT in long channels, jet releases, … … 1085 … Implementation of Large Scale Shadowgraphy in Hydrogen Safety Phenomena …
Last Updated Fri, 05/24/2024 - 23:46
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… made of amorphous PVA and elastomer resin showed good hydrogen resistance. Even after its polymer alloy were repeatedly exposed to 70MPa hydrogen gas, the influence on higher-order structure in … in negligible level. … 1085 … Development of High-Pressure Hydrogen Gas Barrier Materials …
Last Updated Fri, 05/24/2024 - 23:46
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… the re-fueling process of vehicle tanks with compressed hydrogen, and consequently high temperatures are generated in … distribution. In this framework, CFD simulations of hydrogen fast filling at different working conditions are … Practice Guidelines. … 1085 … Validation of CFD Models for Hydrogen Fast Filling Simulations …
Last Updated Sat, 11/04/2017 - 04:27
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… it is necessary to perform a controlled oxidation of hydrogen. Apart from the safety-relevant aspect, it can be … in dependence of the reaction parameters. Conversions of hydrogen were in the range of 98 %2when stoechiometric … on the flow directions and parameters. … Controlled hydrogen oxidation in a microstructured mixer-reactor module …
Last Updated Fri, 05/24/2024 - 23:46
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… natural gas infrastructures to transport and distribute hydrogen, as a mixture of natural gas and hydrogen, from the point of hydrogen production to the point of use. Since hydrogen has …
Last Updated Sat, 11/04/2017 - 04:27
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… Autoignition suppression of hydrogen/air premixed mixtures by CF3CHFCF3(HFP) was … 93 species and 817 reaction mechanism was introduced for hydrogen/air/HFP mixtures. The result of pure hydrogen/air mixture show that the resulting value of …
Last Updated Fri, 05/24/2024 - 23:46
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… modeling of the processes of formation of the hydrogen-air mixture in the atmosphere, its explosion (taking … failures at the industrial enterprises which store and use hydrogen. The computational modeling of an explosion of the gas hydrogen cloud appearing as a result of instantaneous …
Last Updated Sat, 11/04/2017 - 04:27
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… The viability and public acceptance of Hydrogen and Fuel Cell (H2FC) systems and infrastructure … be provided only through building up and maturity of the Hydrogen Safety Engineering (H2SE) profession. H2SE is … from adverse effects of incidents/accidents involving hydrogen. This paper describes a design framework and …
Last Updated Sat, 11/04/2017 - 04:27
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… conducted into the nature of catalytic ignition of leaked hydrogen gas within an enclosure, and the nature of hydrogen dispersion under varied venting conditions. Using a … tested, catalytic ignition is observed after the leaked hydrogen comes in contact with the catalytic surface, which …
Last Updated Fri, 05/24/2024 - 23:46
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… presents results from an experimental study of vented hydrogen deflagrations in 20-foot ISO containers. The … openings in the roof. The parameters investigated include hydrogen concentration, vent area, type of venting device, … All tests involved homogeneous and initially quiescent hydrogen-air mixtures. The results demonstrate the strong …
Last Updated Fri, 05/24/2024 - 23:46
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… Fast response and high durability hydrogen sensor is required in the safety management of hydrogen station and fuel cell vehicle. We had developed the catalytic combustion type hydrogen sensor in the shape of the miniature beads. It is …
Last Updated Fri, 05/24/2024 - 23:46
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… deflagration experiments with lean non-uniform and layered hydrogen-air mixtures performed in Health and Safety … (Germany). … 1085 … Venting Deflagrations of Local Hydrogen-Air Mixture …
Last Updated Fri, 05/24/2024 - 23:46
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… Hydrogen - Potential role in the energy chain Helps … FC cars) … 1085 … 5th International Conference on Hydrogen Safety …
Last Updated Fri, 05/24/2024 - 23:46
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… The numerical simulation for the hydrogen jet experiments performed by Schefer et al., is … the preconditioning method. The simulated results for the hydrogen jet agree with the theoretical results of Tollmien. … fluctuation. … 1085 … Numerical Simulation on Low-Speed Hydrogen Jet Diffusion …
