Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… A two-layer, reduced order model of high pressure hydrogen jets was developed which includes partitioning of … air. This flow structure significantly affects the hydrogen concentration profiles downstream. The predictions … compared to previous experimental data for high pressure hydrogen jets up to 20 MPa and to notional nozzle models and …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Composite pressure vessels for transporting hydrogen on roads are a promising and efficient solution for … of full-scale pressure vessels. Copyright (C) 2014, Hydrogen Energy Publications, LLC. Published by Elsevier Ltd. … for composite pressure vessels for road transport of hydrogen. Part 2: Safety factors and test requirements …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… which, if fired, do not involve carbon dioxide emissions. Hydrogen is one of such fuels with this future potential … that the two gases mentioned above - carbon dioxide and hydrogen will be produced in large quantities in future, … risk level for pipelines transporting carbon dioxide and hydrogen by means of optimal safety valves spacing …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Hydrogen safety has attracted extensive concern in severe … with the computational fluid dynamic code GASFLOW. The hydrogen risk is analyzed with the assessment of efficiency … flame acceleration (FA) and local detonation caused by hydrogen combustion if no hydrogen mitigation system (HMS) is …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… are a number of hazards associated with small stationary hydrogen and fuel cell applications. In order to reduce the … permitting guidelines (IPG) for small stationary hydrogen and fuel cell systems is discussed. A key aim of the … generate new scientific data and knowledge in the field of hydrogen safety, and, where possible, use this data as a …
Last Updated Wed, 08/09/2023 - 22:20
Fuel Cell Codes and Standards
… addresses those vehicles under test using compressed hydrogen gas supplied by an off-board source or stored and … of Fuel Cell Powered Electric Vehicles Using Compressed Hydrogen …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… in high pressure use and especially in mobile use of hydrogen rely on composite vessels for dangerous goods … origins of different regulations for the storage of Hydrogen as dangerous good and as propellant for vehicles … explained. … 1085 … Regulations and Research on RC&S for Hydrogen Storage Relevant to Transport and Vehicle Issues …
Last Updated Fri, 02/23/2024 - 23:05
FAQ
… in a process plant that has the potential for flammable liquid pool fires that might expose a gas storage vessel to … depressurization of a vessel containing high pressure hydrogen can lead to cold temperatures at the nozzle of the … selecting and installing relief devices for high pressure hydrogen storage blowdown? … Selecting and Installing …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… on the thermochemical copper-chlorine (Cu-Cl) cycle of hydrogen production. It specifically focuses on simulations, … are presented. Modeling of the linkage between nuclear and hydrogen plants demonstrates how the Cu-Cl cycle would be … thermo-chemical copper chlorine cycle. Copyright (C) 2011, Hydrogen Energy Publications, LLC. Published by Elsevier Ltd. …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… risk assessment tools to predict releases from the various hydrogen storage types are important to support risk informed … gas EOS. This paper compares a number of EOS to predict hydrogen properties typical in different storage types. The … calculations. … 1085 … Uncertainties in Risk Assessment of Hydrogen Discharges From Pressurized Storage Vessels Ranging …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… paper, CFD techniques were applied to the simulations of hydrogen release from a 400-bar tank to ambient through a … the PHOENICS software package predicted extents of various hydrogen concentration envelopes as well as the velocities of … to accurately predict the real gas properties for hydrogen release and dispersion under high pressures. The …
Last Updated Tue, 05/14/2024 - 01:50
FAQ
… area. Several concerns with glycols are: 1) Freezing in a liquid hydrogen system that could lead to safety issues such as … lead to blockage of lines and instrumentation. 3) Off-spec hydrogen if not well cleaned from the lines, vessels, …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… (ITER) and describes the experiment on the measurement of hydrogen generation rate in case of Ingress of Coolant Event … a facility; the active spectroscopy was used to define the hydrogen content by the dynamics of oxidant concentration at a sampling frequency up to 10 Hz. Hydrogen release in time at temperatures of 500-900 degrees C …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Two hydrogen production processes, both powered by Next … licensing mandates prudently dictate that the NGNP and the hydrogen production facility be physically isolated, perhaps … for the purpose of transferring NGNP thermal energy to a hydrogen plant …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… Flame acceleration (FA) and explosion of hydrogen/air mixtures remain key issues for severe accident … mechanisms was experimentally investigated. Premixed hydrogen/air mixtures with H 2 close to 11% were … combustion. … 1085 … Influence of initial pressure in hydrogen/air flame acceleration during severe accident in …
Last Updated Tue, 09/12/2023 - 20:09
Fuel Cell Codes and Standards
… (natural gas, liquefied petroleum gas, propane, butane, hydrogen etc.) or liquid fuel (kerosene, methanol etc.); • oxidant: air. …
Last Updated Mon, 05/13/2024 - 23:05
FAQ
… information. Specific recommendations follow. Hydrogen: Hydrogen material compatibility information can be found at … or sodium chloride solutions. The pumps, piping, gas/liquid separators, and other components must be compatible. …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… to the short and long term mixing and distribution of hydrogen releases in confined spaces. The experiment … InsHyde project by INERIS, consisting of a 1 g/s vertical hydrogen release for 240 s from an orifice of 20 mm diameter … room assured constant pressure conditions. During the test hydrogen concentration time histories were measured at 12 …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… has already proven to be a powerful tool to study the hydrogen dispersion and help in the hydrogen safety assessment. In this work, the Large Eddy … (HySafe SBEP-V3). The short-term evolution of the hydrogen concentrations in this confined space is examined …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… overpressures and positive impulses resulting from hydrogen-air explosions. With these two methods, positive … Estimating the Overpressure and Impulse Resulting From a Hydrogen Explosion in a Confined-Obstructed Volume …
