Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… The anticipated entrance to the hydrogen economy has raised many concerns as regards its safe … excluding environmental concerns. Although it is true that hydrogen has been safely used for many decades, this has … a layman handles a potentially hazardous material such as liquid hydrogen to refuel our cars. Such thoughts are …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… the arrival of MgB2 for low-cost superconducting magnets, hydrogen cooling has become an interesting alternative to costly liquid helium. Hydrogen is generally regarded as the most efficient coolant …
Last Updated Thu, 12/01/2022 - 16:14
Fuel Cell Codes and Standards
… and performance requirements of modular or factory-matched hydrogen gas generation appliances, herein referred to as hydrogen generators, using electrochemical reactions to electrolyze water to produce hydrogen. This document is applicable to hydrogen generators …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… the appropriateness of specifying the allowable amount of hydrogen leakage upon collision based on the amount of … ignites. Our results confirm that the flame lengths for hydrogen and methane are almost equal, and there is no … heat flux from the mixed burning of hydrogen flame with liquid flammable materials is almost equal to that of the …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… R&D projects for establishing hydrogen supply chain have already been started in Japan in … subjects of the project is development of liquefied hydrogen tankers, i.e., ships carrying liquefied hydrogen in … safety requirements taking into account the properties of liquid and gaseous hydrogen. In this paper, we provide safety …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… For the general public to use hydrogen as a vehicle fuel, they must be able to handle hydrogen with the same degree of confidence as conventional liquid and gaseous fuels. The hazards associated with jet …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… on the concentration and temperature fields of cryogenic hydrogen jets. Images of spontaneous Raman scattering from a … varied releases. Jets with up to 5 bar pressure, with near-liquid temperatures at the release point, were characterized … unintended leaks from piping connected to cryogenic hydrogen storage tanks, such as might be encountered at a …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… The use of hydrogen as fuel should always be accompanied by a safety … the CFD code, ADREA-HF, is used to simulate the liquefied hydrogen (LH2) spill experiments (test 5, 6, 7) conducted by … the slip effect of droplets formed by both the cryogenic liquid and the condensation of air humidity. The numerical …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… release and ignition experiments with horizontal cryogenic hydrogen jets at temperatures of 35 to 65 K and pressures … conditions with constant temperature and pressure in the hydrogen reservoir. In distribution experiments the … information on the hazard potential arising from leaks in liquid hydrogen reservoirs. … 1085 … Ignition and Heat …
Last Updated Sat, 06/01/2024 - 07:34
Basic page
… This is a list of acronyms and terms used in the Hydrogen Analysis Resource Center. A full glossary of … fuel it takes to equal the energy content of one liquid gallon of gasoline. GM - General Motors Corporation … Airport Liquefied Hydrogen (LH 2 ) - hydrogen in liquid form. Hydrogen can exist in a liquid state, but only …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… safety concerns. Most data for diffusion and permeation of hydrogen in metals so far available have been limited for … room temperature (RT). We have tried to observe gaseous hydrogen permeation through metals near RT applying a tritium … to detect quite small amount of hydrogen (tritium) by a liquid scintillation counting (LSC) method. After confirming …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… This paper introduces a risk-based methodology for hydrogen refueling stations. Momentarily, four stations are … distances are determined for three different kinds of hydrogen refueling stations, distinguished by the supply … especially for stations with a supply and storage of liquid hydrogen. The research was overseen by an advisory …
Last Updated Thu, 01/12/2023 - 21:43
Fuel Cell Codes and Standards
… and non-public fueling stations that dispense gaseous hydrogen to light duty road vehicles (e.g. fuel cell electric … of hydrogen by pipeline, trucked in gaseous and/or liquid hydrogen, or metal hydride storage trailers; — on-site … hydrogen generators using fuel processing technologies; — liquid hydrogen storage; — hydrogen purification systems, as …
Last Updated Wed, 08/09/2023 - 22:39
Fuel Cell Codes and Standards
… recommended for piping systems for gaseous (Type I) or liquid (Type II) hydrogen. The standard addresses both low and high pressure hydrogen piping systems onsite from the point where hydrogen …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… from, such as methanol, diesel, gasoline, natural gas, hydrogen (gaseous or liquid) and other alternative fuels. This variety of fuels … fact that proton exchange membrane (PEM) fuel cells need hydrogen, which can be generated onboard the vehicle from …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… paper is to give an historical and technical overview of hydrogen storage vessels and to detail the specific issues and constraints of hydrogen energy uses. Hydrogen, as an industrial gas, is … high pressure are depicted. Hydrogen can also be stored in liquid form (refrigerated liquefied gases). The first …
Last Updated Wed, 02/24/2021 - 18:51
Fuel Cell Codes and Standards
… 15 psig. … Published and available through ASME. For hydrogen applications see reference to “Project Team on Hydrogen Tanks” in Sections VIII, Division 3, X and XII …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… At the Neunburg vorm Wald solar hydrogen facility, the electrical energy of photo-voltaically … is converted into chemical energy in the form of hydrogen, which is stored to be used subsequently for … at which various systems for fuelling vehicles with liquid hydrogen are undergoing testing, and a indoor filling …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… Hydrogen as a new and ecologic energy source is tempting, … it creates the challenge of ensuring the safe use of hydrogen for all future consumers. Making sure that a hydrogen vehicle can be simply and safely used by anyone …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… Transport by pipe is one the most usual way to carry liquid or gaseous energies from their extraction point until … to know the mechanical properties of the pipes steels. Hydrogen is considered to day as a new energy vector, and its … been proposed to transport a mixture of natural gas and hydrogen. 39 European partners have combined their efforts to …
