Last Updated Wed, 07/09/2025 - 15:12
FAQ
… Documents such as NFPA 2, Hydrogen Technologies Code, and the International Fire Code … especially for systems that have the potential to release hydrogen into a confined or unvented space. Good engineering … regardless of the size of system. Also, the quantity of hydrogen connected to the system from outdoor storage must be …
Last Updated Fri, 11/29/2024 - 19:46
Fuel Cell Codes and Standards
… … ISO/TR 15916:2015 provides guidelines for the use of hydrogen in its gaseous and liquid forms. It identifies the basic safety concerns and risks, and describe the properties of hydrogen that are relevant to safety. Detailed safety …
Last Updated Tue, 06/24/2025 - 19:06
FAQ
… (PSM) requirements. When asked about the applicability for hydrogen storage larger than 10,000 lb (4500 kg) being used … in part “…processes containing a threshold quantity of hydrogen used as a fuel must meet all requirements of PSM.” … 849 … 991 … 992 … 872 … 861 … 993 … Are hydrogen systems holding more than 10,000 lb (4500 kg) of …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… Explosion accident while testing liquid water turbo-pump - A fire occurred during testing of a … of the testing building which came from burning cables. Hydrogen gas discharged from the vent stack on a liquid hydrogen tank also caught fire. … Explosion at a …
Last Updated Mon, 06/03/2024 - 17:56
Basic page
… Hydrogen leak detection systems may be required by the … safety. Leak detection can be achieved by providing hydrogen (or flammable gas) detectors in a room or enclosure, … in close proximity to the exterior piping or locating hydrogen piping within another pipe and monitoring the …
Last Updated Wed, 06/19/2024 - 06:50
Basic page
… Extensive industrial experience has shown that hydrogen degrades the mechanical properties of structural … metals under certain conditions through a process called "hydrogen embrittlement", enabling the initiation and … of components, piping, and other equipment containing hydrogen is a critical safety issue, since such failures can …
Last Updated Wed, 07/16/2025 - 14:38
FAQ
… be installed for the relief valves on backup cylinders of hydrogen gas in an outdoor storage/use area, as is done for the hydrogen venting system indoors? … Hydrogen Venting System …
Last Updated Mon, 06/02/2025 - 21:35
Document Library
… was originally prepared as an Annex on the topic of Hydrogen Embrittlement for the AIAA Guide to Safety of Hydrogen and Hydrogen Systems (G-095-2004), then in revision [1]. The …
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 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 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, 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, 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 - 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 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 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 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 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 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 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 …
