Last Updated Fri, 12/13/2024 - 21:10
Fuel Cell Codes and Standards
… defining performance targets and safety limits to enable hydrogen as an accessible fuel for various commercial … aircrafts. Considering the wide range of aircraft with hydrogen storage sizes, SAE AIR8466 and EUROCAE ER-034 also … Process Parameter definitions for gaseous hydrogen and liquid hydrogen fueling of aircraft at airports and mobile …
Last Updated Thu, 11/14/2024 - 18:54
Fuel Cell Codes and Standards
… This document applies to Compressed Hydrogen Storage Systems (CHSS) installed onboard rolling … as defined in IEC 62864-1. This document applies to hydrogen storage in gaseous form, being the technology … currently used for land transport vehicles. Therefore, liquid hydrogen storage systems are not treated in the …
Last Updated Thu, 11/14/2024 - 14:23
Fuel Cell Codes and Standards
… (PEM), fuel Cell Systems (FCS), fuel (considered to be liquid and compressed hydrogen storage types only), fuel storage, fuel distribution … … SAE AIR 6464 EUROCAE Working Group 80 / SAE AE-7AFC Hydrogen Fuel Cells Aircraft Fuel Cell Safety Guidelines …
Last Updated Wed, 06/18/2025 - 16:46
FAQ
… for most other fuels and need to be certified for use with hydrogen. They are commercially available, and NFPA 69 has a … arresters. Some companies and universities are working on hydrogen diffusion flame burners for turbines. The issue in this case is the stability of the hydrogen diffusion flame on the particular burner …
Last Updated Mon, 06/30/2025 - 15:11
FAQ
… The colors of hydrogen are not different hydrogen molecules. The colors represent the different methods to produce hydrogen. The colors are based on how much carbon is produced …
Last Updated Mon, 06/02/2025 - 21:32
Document Library
… containers work Condensation/Stratification Evaporation Liquid Growth Cryogenic Tanks Insulation Methods … Intro to …
Last Updated Mon, 07/21/2025 - 14:35
FAQ
… A best practice, even for small hydrogen vents, is to vent to a dedicated vent system outside … their required standards are followed. In the U.S. NFPA 2, Hydrogen Technologies Code, has information in Section 13.3 … is lost. Increasing ventilation to dilute the venting hydrogen can be one method to resolve the situation, but …
Last Updated Thu, 01/23/2025 - 14:59
Fuel Cell Codes and Standards
… and transportation, and safety requirements for pure hydrogen, high pure hydrogen and ultrapure hydrogen. This Part is applicable to hydrogen produced by …
Last Updated Tue, 07/15/2025 - 15:45
FAQ
… Explosion testing with hydrogen should be utilized only where there is not an … by personnel experienced in such testing. Testing with hydrogen is always a challenge and needs to be approached … due to significant differences in properties between hydrogen and propane. Hydrogen can develop significantly …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… most plausible explanation is that the flammable mixture (hydrogen) has been generated by the run-away of a chemical … of foam, typically induced by bulk production of hydrogen in viscous liquids. This emulsion is made of silane … the raw materials used to make this emulsion is a methyl-hydrogen polysiloxane copolymer, which is a SiH compound. All …
Last Updated Wed, 07/16/2025 - 15:13
FAQ
… Regarding the concept of introducing hydrogen gas into natural gas pipelines, this is indeed a hot … driven by pressure cycling and potentially accelerated by hydrogen. Some analysis has shown that it can be acceptable to operate natural gas pipelines with a hydrogen blend. However, this is highly dependent upon the …
Last Updated Wed, 06/18/2025 - 15:57
FAQ
… The Panel is not aware of any standard for hydrogen detectors for onboard vehicle applications. Some … Report: TIR J3089 Characterization of On-Board Vehicular Hydrogen Sensors, which was published in 2018. … 795 … 873 … … for sensors (detection) for mobile applications such as hydrogen road transportation, similar to the ISO 26142:2010 …
Last Updated Wed, 07/09/2025 - 14:35
FAQ
… While hydrogen gas detectors are less effective outdoors, they can be an important safeguard as part of an overall hydrogen system design. They have been used in many cases to automatically shut down equipment and isolate hydrogen supply. Location and type of detectors depend on the …
Last Updated Wed, 07/16/2025 - 15:20
FAQ
… include the HSP Best Practices online resource and the DOE Hydrogen Safety Training for Researchers, the AIChE Laboratory Safety Course . NFPA 2, Hydrogen Technologies Code, and NFPA 45, Standard on Fire … … 892 … Are there generic best practices for connecting hydrogen cylinders to research equipment? The project in …
Last Updated Tue, 07/01/2025 - 16:31
FAQ
… Hydrogen vent stack fires can create NOx. While not typical, … will require air permits to address the emissions from hydrogen flare systems, and even from intermittent ignition … on the location and interpretation of regulations. A hydrogen flare system is much more likely to require an air …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… hydrocracker unit of the refinery. A control valve on the liquid line between the high- and the low-pressure separators was opened in error and the liquid allowed to drain. High pressure hydrogen passed uncontrolled into the closed LP Separator …
Last Updated Wed, 10/23/2024 - 11:35
Fuel Cell Codes and Standards
… information on the physical and chemical properties of hydrogen and proper handling and use. It is intended to … involved in the manufacture, distribution, and use of hydrogen. Additional technical information can be obtained from hydrogen gas manufacturers. … The 9th edition was published …
Last Updated Mon, 07/21/2025 - 14:51
FAQ
… FCEVs usually contain only a minimal amount of hydrogen fuel pressure (several Mpa) to support getting the … and off car carriers. Panel members are not aware of any hydrogen release incidents during vehicle loading and don’t … allowable discharge (non-accident) from the compressed hydrogen storage system for passenger vehicles is A*150 …
Last Updated Mon, 08/05/2024 - 23:46
Team
… options, before leaving the Marines, Aaron stumbled onto hydrogen fuel cells and became enamored with the technology. The potential for hydrogen to serve both environmental and national security … Laboratories. Aaron is currently the Technical Director of Hydrogen Energy at Air Liquide Advanced Technologies US in …
Last Updated Mon, 07/21/2025 - 14:37
FAQ
… point and that there are no pockets that can capture hydrogen (restrict flow to the exhaust inlet). Information on … repair garage approach is available at Toyota Mirai Hydrogen Fuel Cell EV- Repair Garage Design & Safety . CFD … could also be used to anticipate the flow of released hydrogen based on either natural or forced ventilation. … 830 …
