Last Updated Fri, 04/18/2025 - 19:10
FAQ
… common odorants will contaminate fuel cells. Additionally, hydrogen's small molecule and high buoyancy make it … are none currently in use. Like liquefied natural gas, liquid hydrogen also can’t be odorized due to its cryogenic …
Last Updated Fri, 10/04/2024 - 18:56
Fuel Cell Codes and Standards
… marking, and testing of serially produced, refillable hydrogen fuel storage containers intended only for the storage of compressed hydrogen gas or liquid hydrogen fuel for aviation applications. Excludes …
Last Updated Sat, 06/01/2024 - 08:41
Basic page
… B31.1, Power Piping ASME B31.3, Process Piping ASME B31.12 Hydrogen Piping and Pipelines Considerations for code … the most logical choice. All three codes are suitable for liquid and gaseous hydrogen at pressures 15,000 psi (100 MPa) and higher. For …
Last Updated Fri, 10/18/2024 - 15:34
Fuel Cell Codes and Standards
… recommended for piping systems for gaseous (Type I) or liquid (Type II) hydrogen. The standard addresses both low and high pressure hydrogen piping systems onsite from the point where hydrogen …
Last Updated Fri, 04/18/2025 - 19:10
FAQ
… Flame arrestors can be installed on hydrogen gas vents. The purpose of a flame arrestor is to … For example, a flame arrestor on a vent stack serving a liquid hydrogen system might get cold and build up ice, thereby …
Last Updated Sun, 11/03/2024 - 19:37
Fuel Cell Codes and Standards
… and non-public fueling stations that dispense gaseous hydrogen to light duty road vehicles (e.g. fuel cell electric … of hydrogen by pipeline, trucked in gaseous and/or liquid hydrogen, or metal hydride storage trailers; — on-site … hydrogen generators using fuel processing technologies; — liquid hydrogen storage; — hydrogen purification systems, as …
Last Updated Wed, 10/16/2024 - 18:19
Fuel Cell Codes and Standards
… to consider medium and heavy-duty fueling as well as liquid and cryo-compressed. Available at www.shop.csa.ca … … in March 2020. Available at www.shop.csa.ca … CSA HGV4.1 Hydrogen Dispensers …
Last Updated Fri, 04/18/2025 - 19:10
FAQ
… practices (RAGAGEP) for employing a purge into a hydrogen vent stack is that inerting is not generally used. … (carbon or stainless steel pipe). CGA G-5.5, Standard for Hydrogen Vent Systems, Section 6.2 states that “Hydrogen vent … systems within the scope of this publication (gaseous and liquid hydrogen at user sites) are unlikely to sustain …
Last Updated Sun, 03/30/2025 - 15:10
Fuel Cell Codes and Standards
… … Published in 2023 and available through ASME. For hydrogen applications see reference to “Project Team on Hydrogen Tanks” in Sections VIII, Division 3, X and XII …
Last Updated Fri, 11/08/2024 - 16:26
Fuel Cell Codes and Standards
… Contact: Adam Maslowski, ASME … ASME B31.12 Standard on Hydrogen Piping and Pipelines contains requirements for piping in gaseous and liquid hydrogen service and pipelines in gaseous hydrogen … piping. This Code is applicable to piping in gaseous and liquid hydrogen service and to pipelines in gaseous hydrogen …
Last Updated Fri, 04/18/2025 - 19:10
FAQ
… B31.1, Power Piping ASME B31.3, Process Piping ASME B31.12 Hydrogen Piping and Pipelines Considerations for code … the most logical choice. All three codes are suitable for liquid and gaseous hydrogen at pressures 15,000 psi (100 MPa) and higher. For …
Last Updated Sun, 12/01/2024 - 20:28
Fuel Cell Codes and Standards
… and performance requirements of modular or factory-matched hydrogen gas generation appliances, herein referred to as hydrogen generators, using electrochemical reactions to electrolyze water to produce hydrogen. This document is applicable to hydrogen generators …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… experimental nuclear reactor which was using liquid sodium as coolant. The reactor had been shut for many … the alcohol compound probably decomposed, releasing hydrogen and other gasses and eventually rupturing the … and the destruction of a gallery nearby. … Accidental Hydrogen Formation and Explosion at a Nuclear Reactor (510) …
Last Updated Mon, 08/05/2024 - 23:42
Team
… gas systems (nitrogen, oxygen, argon, helium, and hydrogen). Tom has been involved in the installation of … safety training, advanced systems design, managing a liquid hydrogen transfill, and testing the new liquid hydrogen and oxygen system at the Cape Canaveral …
Last Updated Fri, 04/18/2025 - 19:10
FAQ
… Vacuum jacketed piping is double walled and is used in liquid hydrogen service to provide insulation. While not equipped … … 2111 … 2089 … 2112 … Can double pipes be used for hydrogen leak detection? … Double pipes can aid hydrogen leak …
Last Updated Fri, 04/18/2025 - 19:10
FAQ
… Relief device sizing for liquid hydrogen tanks follow recognized standards such as CGA S1.3. … emptying LH2 in x minutes due to a possible BLEVE (boiling liquid expanding vapor explosion) of the LH2 storage tank? … …
Last Updated Fri, 04/18/2025 - 19:10
FAQ
… (19 MPa). See Best Practices: Material Compatibility for hydrogen compatibility with various materials. Always work … helium or other inert gas to remove air before introducing hydrogen. … 853 … 812 … 845 … 884 … What materials are suitable for piping hydrogen and hydrogen mixtures? Are there any guides or …
Last Updated Fri, 04/18/2025 - 19:10
FAQ
… These distances are based primarily on hydrogen piping releases and resultant vapor clouds and jet … analysis or process for determining standoff distances for liquid hydrogen storage that covers issues beyond boiling liquid expanding vapor explosion? Are there other design …
Last Updated Fri, 04/18/2025 - 19:10
FAQ
… and standards/guidelines that describe the properties of hydrogen. There are many other organizations and documents that provide similar information. The Center for Hydrogen Safety within AIChE has training material for the properties and safe handling of hydrogen at the following link: Fundamental Hydrogen Safety …
Last Updated Thu, 06/19/2025 - 14:42
FAQ
… Such a compressor should NOT be used for hydrogen. There are many issues with converting a compressor to hydrogen service. First and most important, this must be … by the manufacturer. Examples of concerns for a non-hydrogen compressor used for hydrogen service include (but …
