Last Updated Wed, 02/24/2021 - 18:51
Fuel Cell Codes and Standards
… and operation of pressure swing adsorption systems for hydrogen separation and purification. It applies to hydrogen pressure swing adsorption systems that process all kinds of impure hydrogen streams as feed, including both stationary and …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Merits and demerits of existing methods of hydrogen storage are discussed. Special attention is given a … compounds, and alloys for reversible reaction with hydrogen. It is noted that the basic advantages of metal hydrides are a high volumetric hydrogen content, operational safety, technological …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… Due to the nonideality of a high pressure hydrogen release the possibility of a two-phase flow and its … of a cryogenic fluid through a small break. Gaseous and liquid nitrogen were planned to were used as a surrogate for … for nitrogen also assures the equation of state for hydrogen, which is based on the same methodology. … 1085 … …
Last Updated Fri, 01/19/2024 - 17:38
Fuel Cell Codes and Standards
… the protocol for ensuring the quality of the gaseous hydrogen at hydrogen distribution facilities and hydrogen fuelling stations for proton exchange membrane (PEM) …
Last Updated Thu, 12/22/2022 - 22:01
Fuel Cell Codes and Standards
… containers intended only for the storage of compressed hydrogen gas for land vehicle operation. These containers a) … is limited to fuel containers containing fuel cell grade hydrogen according to ISO 14687 for fuel cell land vehicles and Grade A or better hydrogen as per ISO 14687 for internal combustion engine land …
Last Updated Tue, 01/22/2019 - 02:05
Bibliography Entry
… over the ground in an open atmosphere from the leakage of hydrogen stored at different temperatures are studied. The dispersion of hydrogen in the stable and unstable atmospheric conditions is … using the Gaussian dispersion model. The efflux of hydrogen from the storage vessel is considered at velocities …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… motorcycles may fall while parked or running. We conducted hydrogen concentration measurement and ignition tests to evaluate the feasibility of detecting leaks when hydrogen gas leaked from a fuel-cell motorcycle, as well as the risk of ignition. We found that the installation of hydrogen leak detectors is effective because it is possible …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… In generators operation, the hydrogen purity is an important monitoring indictor. The … of the purity affects unit safety operation directly. Hydrogen purity of one #2 generator unit drop quickly. … Primarily, it was analyzed that the main reason of hydrogen purity decrease was the air enter the sealing oil …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Methods for obtaining hydrogen and using hydrogen in power engineering, transportation, and industry, and methods for handling hydrogen (storage and safety) are examined. The concept of …
Last Updated Thu, 01/12/2023 - 21:07
Fuel Cell Codes and Standards
… rigid fuel line in stainless steel, a compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blend fuel system component intended for … CGH2 in accordance with ISO 14687-1 or ISO 14687-2 and hydrogen/natural gas blend using natural gas in accordance …
Last Updated Mon, 05/02/2022 - 19:56
Fuel Cell Codes and Standards
… criteria, and apparatus to evaluate a field installed hydrogen fueling station dispensing system (hereinafter … J2601 Standard, Fueling Protocols for Light Duty Gaseous Hydrogen Surface Vehicles, and the SAE J2799 Standard, Hydrogen Surface Vehicle to Station Communications Hardware …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… through self-radiolysis, to the formation of molecular hydrogen and oxygen. For safety management of tritiated water … that take place in self-radiolysis of chemically pure liquid tritiated water. The evolution of the concentration of hydrogen and oxygen in the gas phase of closed vessels …
Last Updated Thu, 12/22/2022 - 21:58
Fuel Cell Codes and Standards
… hoses and hose assemblies suitable for dispensing hydrogen up to 70 MPa nominal working pressure, in the … for material, design, manufacture and testing of gaseous hydrogen hose and hose assemblies for hydrogen fueling stations. Hoses and hose assemblies excluded …
Last Updated Fri, 01/06/2023 - 20:41
Fuel Cell Codes and Standards
… applies to packaged, self-contained or factory matched hydrogen generation systems with a capacity less than 400 … (normal cubic meters per hour) that convert a fuel to a hydrogen rich stream of composition and condition suitable for the type of device using hydrogen (e.g. a fuel cell power system or a hydrogen …
Last Updated Wed, 02/24/2021 - 18:51
Fuel Cell Codes and Standards
… packaging of water electrolyte system for producing hydrogen. This standard applies to industrial, commercial stationary, mobile water electrolysis hydrogen production systems. … Published. Available from … Specification of water electrolyte system for producing hydrogen …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… The materials sensitivity to hydrogen is studied and measured in this work using the disk … with metallic membranes tested similarly under helium and hydrogen Such technique allows various studies and reveals … and heat treatments, type of microstructure.) on the hydrogen embrittlement of ferrous and nonferrous alloys There …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Detection of hydrogen gas is a crucial task for establishing safety and … technology for the environment and our society. However, hydrogen is difficult to detect and various hydrogen sensors have many drawbacks. Here we report a novel …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… the conceptual design of a scalable and reproducible hydrogen fueling station at Santa Monica, California. Hydrogen production using renewable energy sources such as … 300 fuel cell for on-site generation of 136 kg/day of hydrogen and 300 kW of electric power, five hydrogen storage …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… impacts, safety, regulation, and lifecycle costs of hydrogen as a fuel for motor vehicles. We find that: (1) … of natural gas is the most economical means of producing hydrogen, but renewable sources may become cost competitive … (2) given the difficulties in constructing a dedicated hydrogen infrastructure, small-scale, decentralized …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… following is the presentation of a simplification of the Hydrogen Risk Assessment Method previously developed at the … of Miami. It has been found that for simple enclosures, hydrogen leaks can be simulated with helium leaks to predict the concentrations of hydrogen gas produced. The highest concentrations of hydrogen …
