Last Updated Fri, 06/07/2024 - 00:04
HyARC Data Page
… Presents hydrogen fuel specifications currently prescribed by the State of California. Updated July, 2019. … Hydrogen Fuel Quality Standards …
Last Updated Mon, 06/02/2025 - 21:18
Document Library
… Contents 1 Climate Change Policy Objective 2 Hydrogen Flexibility 3 Hydrogen Production and Sources 4 Hydrogen Properties 5 Hydrogen Safety Codes and Standards …
Last Updated Mon, 07/21/2025 - 16:51
FAQ
… per mole oxygen is twice the heat of combustion per mole hydrogen, i.e., it is 286*2 kJ per mole O2. You should be … and 3:1 and 5:1 mixture ratios. … Heat of Combustion of Hydrogen …
Last Updated Thu, 01/15/2015 - 23:22
Lesson Learned
… Hydrogen Fire at a Hydrogen Storage Facility …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… (see references) does not mention it, the unit affected was very probably the oil desulfurisation unit. The release … to the atmosphere in 11 minutes, consisting in 80% of hydrogen, 5% of hydrogen sulfide (H2S) and 4% of water and hydrocarbons. The mixture was both toxic and flammable. H2S detector and explosimeters …
Last Updated Tue, 06/24/2025 - 19:47
FAQ
… B31.1, Power Piping ASME B31.3, Process Piping ASME B31.12 Hydrogen Piping and Pipelines Considerations for code … All three codes are suitable for liquid and gaseous hydrogen at pressures 15,000 psi (100 MPa) and higher. For … Which ASME B31 Code should be used for the construction of hydrogen piping systems? … Construction of Hydrogen Piping …
Last Updated Wed, 04/23/2025 - 20:19
Document Library
… this guide is to provide basic background information on hydrogen technologies. It is not intended to be a comprehensive collection of hydrogen technologies safety information. It is intended to … parties the background information to be able to put hydrogen safety in context. For example, code officials …
Last Updated Thu, 10/17/2024 - 18:37
Fuel Cell Codes and Standards
… the current commodity specification for gaseous and liquid hydrogen including hydrogen for fuel cell applications. The document also … as supplemental graphs and data tables. … The 8th edition was published in 2021, and is available at www.cganet.com … …
Last Updated Mon, 06/02/2025 - 21:19
Document Library
… its potential for use in a broad range of applications, hydrogen is gaining in popularity, and natural gas providers … networks. To better understand the impacts of blending hydrogen in the natural gas system on household appliances, … with subject matter experts and market stakeholders. Hydrogen integration initiatives are happening all over the …
Last Updated Fri, 05/24/2024 - 20:40
Basic page
… Hydrogen is unlike conventional fuels such as gasoline or … heavier than air and tend to accumulate at ground level. Hydrogen is lighter than air and will accumulate near the … or in pockets at these locations. When the buoyancy of hydrogen is not properly taken into account in the design of …
Last Updated Mon, 10/07/2024 - 20:32
Basic page
… The Hydrogen Analysis Resource Center (HyARC) provides … well-documented, reliable data for use in evaluating hydrogen-related technologies. These data can serve as the … also provides guidelines and assumptions for use in DOE Hydrogen Program analysis projects. In addition, the website …
Last Updated Mon, 07/07/2025 - 17:03
FAQ
… effective devices and protocols that can be used to detect hydrogen? … Hydrogen leak detection devices and protocols …
Last Updated Mon, 06/02/2025 - 21:33
Document Library
… Summary report of the Clean Hydrogen Joint Undertaking Expert Workshop on the Environmental Impacts of Hydrogen … JRC Technical Report - Hydrogen emissions from a hydrogen economy and their …
Last Updated Fri, 06/27/2025 - 07:42
Event
… The 2025 Hydrogen Innovation and Technology (HIT) Conference invites leaders from across the hydrogen sector to gather for an in-depth exploration of real-world hydrogen solutions, emerging technologies, and global project …
Last Updated Mon, 06/02/2025 - 21:21
Document Library
… Large-scale deflagration and detonation experiments of hydrogen and air mixtures provide fundamental data needed to … that confined the mixture within a thin plastic tent that was cut prior to initiation of a deflagration. Initial … from 15% to 30% . An array of large cylindrical obstacles was placed within the mixture for some experiments to explore …
Last Updated Sat, 06/01/2024 - 08:06
Basic page
… Hydrogen Infrastructure and Vehicle Safety Hydrogen is not new, it's been in widespread industrial use … can be hazardous if handled improperly. Like other fuels, hydrogen must be used with care in systems designed around …
Last Updated Mon, 07/14/2025 - 16:50
FAQ
… address the electrical classification zone around a liquid hydrogen system. The existing requirements specify 3' around … very large release from a pressure relief device. TIA 1783 was correctly noting that since relief devices are of known … impact on venting and plume dispersion. I understand this was rejected by the NFPA 2 committee, but I wanted to engage …
Last Updated Mon, 07/07/2025 - 16:15
FAQ
… toroidal rings can reduce static buildup and ignition of hydrogen from a vent. However, while toroidal rings may help … Are there effective methods to prevent ignition of vented hydrogen streams from vents using toroidal ring designs? … Toroidal rings to reduce ignition risks in hydrogen vents …
Last Updated Tue, 06/24/2025 - 19:27
FAQ
… 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 Hydrogen Pressure Relief Devices …
Last Updated Thu, 06/26/2025 - 16:20
FAQ
… used successfully and safely on nearly all liquid hydrogen road tankers as well as a supplemental means to vent … Could you provide the standard that specifies this? … Hydrogen Vent Flappers …
