Last Updated Sat, 11/04/2017 - 04:27
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… The implementation of safety codes and standards for hydrogen-based energy systems will require a scientific basis … safety codes and standards applicable to the future hydrogen infrastructure. The characterization of unintended releases from hydrogen components has been identified as an area of …
Last Updated Sat, 11/04/2017 - 04:27
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… This study is about the qualitative safety assessment for hydrogen gas filling facilities in Korea operating with … FMEA and HAZOP then by referring to P&ID and PFD of hydrogen dispenser, thereby examining the dangerousness of … and problems of the operation. … Safety Assessment for Hydrogen Gas Filling Facilities(One-Bank) …
Last Updated Fri, 05/24/2024 - 23:46
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… from experiments on gas explosions in inhomogeneous hydrogen-air mixtures. The experimental channel is 3 m with a … section of 100 mm by 100 mm and a 0.25 mm ID nozzle for hydrogen release into the channel. The channel is open in one … 1085 … Dynamic Load Analysis of Explosion in Inhomogeneous Hydrogen-air Mixtures …
Last Updated Fri, 05/24/2024 - 23:46
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… Especially during the on-goingintroduction of new hydrogen technologies or applications, as e.g. hydrogen refueling stations, this techniqueis considered a … themethodology and thereafter the use of such diagrams for hydrogen technologies are demonstrated. … 1085 … …
Last Updated Fri, 05/24/2024 - 23:46
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… Abstract Available … 1085 … Molecular Transport Effects of Hydrogen Addition on Turbulent Hydrogen Flame Propagation-Paper …
Last Updated Fri, 05/24/2024 - 23:46
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… The production of hydrogen from renewable sources is essential to develop the … energy source and it can be important in theproduction of hydrogen. The Valencian Community due to its great … This great quantity of biomass can betransformed into a hydrogen-rich gas by different thermochemical conversion …
Last Updated Sat, 11/04/2017 - 04:27
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… Experiments to investigate the effect of hydrogen pressure and test frequency on the fatigue crack … of a Ni-Cr-Mo steel for the storage cylinder of a 70 MPa hydrogen storage station were conducted. Compact tension … storage cylinder. The crack growth properties obtained in hydrogen gas were compared with those obtained in air. Higher …
Last Updated Sat, 11/04/2017 - 04:27
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… The ignition limits of hydrogen/air mixtures in turbulent jets are necessary to establish safety distances based on ignitable hydrogen location for safety codes and standards development. … of ignition probability. Recent studies in turbulent hydrogen jets showed that the envelope of ignitable gas …
Last Updated Fri, 05/24/2024 - 23:46
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… propensity of different compositions of mixtures of hydrogen, propane and methane with air has been evaluated … reveals that while a stoichiometric mixture of hydrogen-air has an ignition delay one and two orders of … magnitude shorter than, respectively, propane and methane, hydrogen also has a parameter smaller by respectively one and …
Last Updated Sat, 11/04/2017 - 04:27
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… materials, such as carbon and low alloy steels, may suffer hydrogen damage and hydrogen embrittlement. Sour service materials must be used … of brittle failure can be increased due to the effect of hydrogen on steel toughness. In this paper the influence of …
Last Updated Fri, 05/24/2024 - 23:46
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… Hydrogen can be used as a buffer for storing intermittent … in Corsica, France, aims to operate and test a large scale hydrogen facility for regulating theelectricity produced by a 560kWp photovoltaic plant.Due to the large quantity of hydrogen and oxygen produced and stored (respectively 333 Kg …
Last Updated Sat, 11/04/2017 - 04:27
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… the complete 8-electron oxidation of borohydride without hydrogen evolution in a potential region negative to reversible hydrogen electrode (RHE). A major obstacle to the development … of direct borohydride fuel cells (DBFC) has been the hydrogen evolution at the negative electrode, which causes …
Last Updated Fri, 05/24/2024 - 23:46
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… Refueling infrastructure for use in gaseous hydrogen powered vehicles requires extensive manifolding for delivering the hydrogen from the stationary fuel storage at the refueling … Therefore, it is important to understand the effects of hydrogen on tubing and tubing welds. This paper provides an …
Last Updated Fri, 05/24/2024 - 23:46
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… Codes and Standards is important input when developing hydrogen systems and applications. This paper presents the … wind) based, full scale energy system with components for hydrogen storage, hydrogen production by electrolysis, and hydrogen consumption …
Last Updated Fri, 05/24/2024 - 23:46
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… Spontaneous ignition processes due to the high-pressure hydrogen releases into air were investigated both … accident scenarios of sudden expansion of pressurized hydrogen into the ambient atmosphere in cases of tube or valve rupture. High-pressure hydrogen releases in the range of initial pressures from 20 …
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 inpipelines. From the theoretical point of … integratedwith the instructions suitable to the use with hydrogen gas. From the experimental point of view asuitable … of Pisa; this apparatus will allowthe simulation of hydrogen releases from a pipeline with or without ignition of …
Last Updated Sat, 11/04/2017 - 04:27
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… For decades, the issue of hydrogen quality specification has been a source of … within the customer-supplier relationship. The rise of new hydrogen technologies, the emergence of new devices like fuel … the standards used today and future developments in hydrogen quality requirements to simplify and facilitate the …
Last Updated Sat, 11/04/2017 - 04:27
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… ability of internal combustion engines, mixtures of hydrogen and methane as fuel allow a substantial reduction of … was adapted for the operation with mixtures of methane and hydrogen and approved for road traffic, necessary technical … storage, distribution, and combustion of mixtures of hydrogen and methane in terms of technical specifications, …
Last Updated Fri, 05/24/2024 - 23:46
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… Experimental data obtained for hydrogen mixtures in a room-size enclosure are presented and … chamber or at the center of the wall opposite the vent. Hydrogen-air mixtures with hydrogen concentrations close 18%2vol., stoichiometric …
Last Updated Fri, 05/24/2024 - 23:46
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… resulting from a finite duration spillage of hydrogen in a quiescent room (80 m3 chamber).Concentration, … allowed the observation and quantification of rich hydrogen layers stratificationeffects. This paper presents … and benchmark CFD tools capabilities. … 1085 … Large-Scale Hydrogen Release in an Isothermal Confined Area-Paper …
