Last Updated Sat, 10/26/2024 - 18:37
Fuel Cell Codes and Standards
… and tanks. … Latest edition 2023. All references to hydrogen are being withdrawn and transferred to NFPA 2. … … Compressed Gases and Cryogenic Fluids Code Chapter 10: Gas Hydrogen Systems …
Last Updated Tue, 09/17/2024 - 00:37
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
… 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 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 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
… Saturation of a liquid with gas before perfusing a tissue or cellular … pressure can be achieved by bubbling the gas through the liquid. A container for this purpose that is housed in the … to the preparation. A special application in the case of hydrogen gas is described, where this system has added safety …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… scattered off the unpolarized electrons in a 1.5 m long liquid hydrogen target. The total volume of liquid hydrogen in the system is 471. The beam can deposit as …
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
… 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 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
… Hydrogen is widely recognized as an attractive energy carrier … of hydrogen is stored and transported as a cryogenic liquid. Therefore, loss of hydrogen containments may lead to … of storage systems require a proper prediction of the liquid hydrogen pool evaporation and spreading. A new pool …
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 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
… 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 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
… will store CO2 generated during the process for producing hydrogen from brown coal in a project (Carbon Net) that the … Government is promoting. Thus, Japan can import CO2-free hydrogen. The supply chain consists of the hydrogen … the approach to safety design for especially the related liquid hydrogen facilities. … 1085 … CO2-Free Hydrogen Supply …
Last Updated Fri, 10/04/2024 - 18:56
Fuel Cell Codes and Standards
… marking, and testing of serially produced, refillable hydrogen fuel storage containers intended only for the storage of compressed hydrogen gas or liquid hydrogen fuel for aviation applications. Excludes …
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 Sat, 11/04/2017 - 04:27
Bibliography Entry
… for removing nuclear heating and maintaining the stable liquid level in the moderator cell was adopted for the cold … China advanced research reactor (CARR). The moderator is liquid hydrogen. The two-phase thermo-siphon loop consists of the …
