Last Updated Wed, 05/08/2024 - 21:24
FAQ
… If liquid hydrogen usage is sufficiently high at the fueling station, … through system design, but where needed, the boil-off hydrogen along with any other hydrogen released must be vented through a local vent stack …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… equations for multiple gas species in a dispersed liquid water two-phase medium, The fluid-dynamics algorithm … occurs. Current developments of GASFLOW-II are focused on hydrogen distribution, mitigation measures including carbon …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… A prototype hydrogen detection system using the micro-thermoelectric hydrogen sensor (micro-THS) was developed for the safety of hydrogen infrastructure systems, such as hydrogen stations. …
Last Updated Wed, 10/30/2024 - 19:31
Fuel Cell Codes and Standards
… by D03.07 subcommittee; being used to measure helium in hydrogen … ASTM D1945-14 (2019) Standard Test Method for …
Last Updated Mon, 08/05/2024 - 23:44
Team
… and components in hypergolic propellants. He began his hydrogen career working as a project manager for re-certification of the space shuttle’s Liquid Hydrogen Recirculation Pumps (LHRPs) from 2000 to 2005 and …
Last Updated Thu, 05/09/2024 - 00:10
FAQ
… Gaseous hydrogen can be stored forever as long as the system integrity is maintained. However, liquid hydrogen is “use it or lose it” and will boil from … for a pump, but again, if usage is sufficient, then the liquid being removed from the tank can minimize or eliminate …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Hypothetical accident scenarios in a chemical plant for hydrogen production coupled to a nuclear power plant are … of a flammable cloud due to a hypothetical accidental hydrogen release and of a toxic cloud due to the release of hydrogen chloride in different wind conditions. The …
Last Updated Wed, 11/20/2024 - 19:07
Document Library
… The information presented is intended as a reference to hydrogen design and practice and not as an authorizing … or that which is advised but not mandatory. Guidelines for Hydrogen System Design, Materials Selection, Operations, … Storage, and Transportation. … Safety Standard for Hydrogen and Hydrogen Systems …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… a critical problem to keep the void fraction of two-phase hydrogen in the moderator cell to a specified range. Many … proper design of CARR. However, it is impossible to use hydrogen as test fluid because of the safety and economy … proved that the ratio of surface tension to density of liquid phase has great influence on void fraction, the larger …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Today, it is generally considered as a fact that hydrogen will play a decisive role in a future energy system, … because of ecological reasons. Moreover, it is likely that hydrogen will be applied first and mainly for transportation … vehicles, in particular if it is stored as cryogenic liquid. (C) 1998 Published by Elsevier Science Ltd on behalf …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… present study, a numerical simulation for the diffusion of hydrogen leakage of FCV(Fuel Cell Vehicle) in a tunnel was … accident. The temporal and spatial distributions of the hydrogen concentration around FCV are predicted from the … present results. Factors influencing the diffusion of the hydrogen jet were examined to evaluate the effectiveness of …
Last Updated Thu, 05/02/2024 - 20:22
Video
… This video explains some of hydrogen's unique properties and compares hydrogen and propane flames. … Characteristics of Hydrogen …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… In this study, the spread of cryogenic liquid due to a limited period of release is investigated for …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… are arguably the greatest challenge facing our planet. Hydrogen is now widely regarded as one key element of a … emissions, sustainability and energy security. Hydrogen has the potential to provide for energy in … from a carbon-based (fossil fuel) energy system to a hydrogen-based economy involves significant scientific, …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… The BMW Hydrogen 7 is the world's first premium sedan with a … driving pleasure. During development, the features of the hydrogen energy source were emphasized. Engine, tank system … developed as integral parts of the vehicle for use with hydrogen. The safety-oriented development process established …
Last Updated Wed, 10/16/2024 - 18:44
Fuel Cell Codes and Standards
… for the testing and performance evaluation, including hydrogen compatibility, of fittings to be used with compressed hydrogen gas. The scope of the document indicates the term … … CSA HGV4.10 Performance of Fittings for Compressed Hydrogen Gas and Hydrogen Rich Gas Mixtures …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… capability and safety systems required to perform R&D on liquid hydrogen targets. However, parallel future experiments are …
Last Updated Wed, 10/23/2024 - 11:40
Fuel Cell Codes and Standards
… of the technologies and terminology as they apply to hydrogen fuel production, storage, transport, and use. This … publication is a single source of uniform terminology for hydrogen fuel technologies. This publication will be useful to persons involved with hydrogen production, storage, transport and use technologies, …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… Two key aspects of hydrogen safety are (1) incorporating data and analysis from … of Energy (DOE) is sponsoring to address these aspects of hydrogen safety. For the first, DOE is working with the … scientific basis for requirements that are incorporated in hydrogen codes and standards. The high priority RD&D needs …
Last Updated Thu, 11/28/2024 - 15:57
Fuel Cell Codes and Standards
… § Operating pressure less than 0.1 MPa § Fuel –gaseous or liquid § Oxidant – air … Published in July 2015 and a second …
