Last Updated Mon, 06/02/2025 - 21:35
Document Library
… This Technical Memorandum was originally prepared as an Annex on the topic of Hydrogen Embrittlement for the AIAA Guide to Safety of … revision proved too long for an annex to the Guide, and was deemed better suited as a separate publication. While …
Last Updated Wed, 07/09/2025 - 16:22
FAQ
… gas pipelines are frequently evaluated for conversion to hydrogen, hydrogen-natural gas blend, and other fluid services. The … and networks that their owners wish to repurpose for hydrogen service? … Repurposing natural gas pipelines for …
Last Updated Wed, 06/18/2025 - 17:11
FAQ
… … 808 … 796 … 853 … 882 … Are the pockets of 20-35% of hydrogen in air potentially ignitable mixtures? The project … in question is concerned with predicting the outcome of hydrogen air mixing in a small area (6 inches) of pipe. … Process gas flows at a max of 21 scfm and consists of hydrogen primarily and some hydrocarbons that need to be …
Last Updated Wed, 07/09/2025 - 14:40
FAQ
… location, and probability of leaks. For example, hydrogen refueling stations are required by code to be … … 2089 … 819 … What are leak detector requirements for hydrogen refueling stations, production assets, pipelines, etc.? … Leak detector requirements for hydrogen systems …
Last Updated Wed, 07/09/2025 - 15:56
FAQ
… safely by meeting the requirements prescribed in NFPA 2, Hydrogen Technologies Code, and NFPA 45, Standard on Fire … … What are some of the safety considerations for use of hydrogen cylinders within a laboratory? … Safe use of hydrogen cylinders in laboratories …
Last Updated Sat, 11/09/2024 - 18:38
Fuel Cell Codes and Standards
… by US Weights and Measures jurisdictions for regulating hydrogen refueling equipment at commercial service stations. … or http://dx.doi.org/10.6028.NIST.HB.44-2020 … Hydrogen Gas - Measuring Devices Hydrogen Gas - Measuring Devices …
Last Updated Thu, 06/19/2025 - 14:36
FAQ
… considering the following design features? (1) Cold hydrogen at the pump discharge is directed along two paths. One path uses ambient heat to warm the hydrogen, while the other path bypasses the heater to remain … stream then adjust the flow split to achieve a controlled hydrogen mix temperature when the streams are recombined. The …
Last Updated Wed, 06/18/2025 - 15:52
FAQ
… et al: Spatial and radiative properties of an open-flame hydrogen plume, Intl J. Hydrogen Energy, 31 (2006): 1332-1340. Information on this … from the author of this paper and other papers reporting hydrogen flame spectral distributions. Of course, hydrogen …
Last Updated Wed, 07/16/2025 - 15:03
FAQ
… It is possible to store large quantities of gaseous hydrogen above ground, but it will likely require a large … follows: Materials of construction: Material science for hydrogen pressure vessels is well established and would … large relief devices. Permitting: Large quantities of hydrogen need to meet additional regulatory requirements and …
Last Updated Wed, 06/18/2025 - 16:56
FAQ
… and limitations of the listing, particularly its use with hydrogen. … 850 … 887 … Are there generic recommendations for setting up an oxygen/hydrogen torch assembly, for example, to fuse quartz tubes? … valves, excess flow control valves, and flash arrestors. … Hydrogen Torch Assembly Components …
Last Updated Sun, 12/01/2024 - 21:17
Fuel Cell Codes and Standards
… the protocol for ensuring the quality of the gaseous hydrogen quality at hydrogen distribution bases and hydrogen fueling stations for proton exchange membrane (PEM) …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… of the adiponitrile [(CH2)4(CN)2]A jet fire of hydrogen was generated during shutdown of the hydrogenation … and a gamma-radiography technique.A sudden increase of the signal indicating the level of liquid in in the exit tank …
Last Updated Mon, 06/02/2025 - 21:21
Document Library
… The adoption of hydrogen (H²) as a clean, zero-carbon renewable energy source … explores the opportunities and implications of an emerging hydrogen society. MSA Safety examines workplace safety risks … and detection technologies. … Working Safely with Hydrogen …
Last Updated Mon, 07/07/2025 - 16:18
FAQ
… considerations. Facilities handling large amounts of hydrogen such as production plants will often have a flare … 2077 … 2078 … What are the guidelines on where to route a hydrogen stream from a PSV (Pressure Safety Valve) release or depressure system? … Guidelines on routing hydrogen from PSVs …
Last Updated Tue, 06/24/2025 - 19:12
FAQ
… of any public data on incidents or investigations where a hydrogen fired steam boiler exploded. 2. The potential for … tube would depend on both the equivalence ratio of the hydrogen present and the diameter of the boiler tube. a. … is a hydrogen air mixture being fed to the boiler that was not ignited until the mixture contacted an oxygen …
Last Updated Mon, 07/07/2025 - 16:21
FAQ
… vent system design. Flare systems are often used at large hydrogen production facilities as one means to prevent a … … 906 … 2079 … 2078 … 936 … Is there a maximum hydrogen flow rate that can be vented to the atmosphere? For … be necessary to route these streams to a flare system. … Hydrogen venting flow rate considerations …
Last Updated Wed, 07/09/2025 - 14:57
FAQ
… a common or preferred approach. Isolating the source of hydrogen is the best safety practice. Water systems could … a water deluge a common active fire protection system in hydrogen facilities? … Fire water deluge systems in hydrogen facilities …
Last Updated Tue, 07/15/2025 - 15:55
FAQ
… when using foam and mesh technology to help prevent hydrogen explosions relative to other flammable gases? … Hydrogen Explosion Prevention …
Last Updated Tue, 07/15/2025 - 15:31
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 Mon, 07/07/2025 - 15:04
FAQ
… The key concern with any hydrogen release is the risk of creating a flammable mixture. … should be no environmental issues if you properly vent hydrogen to a safe area where it is diluted in air below the … contacting an ignition source. Very small quantities of hydrogen are frequently releasing into a fume hood. Releases …
