Last Updated Fri, 07/18/2025 - 21:01
AWST Protocol
… of the electrochemical reaction, low gas permeation of hydrogen and oxygen through the membrane is crucial to run …
Last Updated Mon, 06/30/2025 - 16:01
FAQ
… Understand any reactions the hydrogen can add to what is being vented. For instance, O2/H2 … parameters of the streams to ensure no back flow into the hydrogen system or vice versa. Ensure the venting/flaring system can handle the hydrogen flow parameters. … 894 … 914 … In a plant where …
Last Updated Mon, 06/30/2025 - 16:13
FAQ
… Low-pressure vents at mostly low hydrogen purity are not as large safety risk as high-pressure pure hydrogen vents. These vents should still go to a vent stack, … the reaction forces of the flow exiting and the hydrogen cloud should be modeled based on NFPA 2 to ensure …
Last Updated Thu, 07/03/2025 - 14:44
FAQ
… frozen air (which contains oxygen) has built up within a hydrogen process or vent system. These incidents with vent … cold and allows air into the system in contact with a cold hydrogen stream. Vent systems are at risk since they are … might result in the aspiration of air into a cold hydrogen flow which then leads to the freezing of the air. A …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… of a flammable cloud (isobutane, ethylene, hexane and hydrogen) escaped from a reactor during maintenance caused 23 …
Last Updated Tue, 05/28/2024 - 17:57
Basic page
… relief is an essential element of both gaseous and liquid hydrogen storage systems to guard against excessive pressure … contents. Some of the most serious incidents within the hydrogen industry have been associated with pressure-relief …
Last Updated Thu, 06/19/2025 - 16:02
FAQ
… Catalytic recombiners are effective at preventing flammable hydrogen mixtures and also sometimes useful to monitor hydrogen concentrations through heat evolution when an … can be catalytically converted, above which combustible hydrogen mixtures are still possible. In a fully enclosed …
Last Updated Mon, 06/30/2025 - 16:09
FAQ
… Delayed ignition is a significant hazard for hydrogen releases, either intended or unintended. The primary … vapor cloud which could contain a significant quantity of hydrogen. The H2Tools Incidents database contains a number of …
Last Updated Thu, 06/06/2024 - 23:54
HyARC Data Page
Last Updated Fri, 10/18/2024 - 20:32
Fuel Cell Codes and Standards
… streams. It specifically applies to large volume hydrogen production plants, defined for this publication as a …
Last Updated Wed, 10/16/2024 - 18:43
Fuel Cell Codes and Standards
… and maintenance of site-built and modular gaseous hydrogen fueling stations (HFS) for light duty vehicles, …
Last Updated Mon, 08/05/2024 - 23:47
Team
… has conducted in-depth research on topics related to hydrogen safety, including deflagration venting, vapor cloud …
Last Updated Mon, 08/05/2024 - 23:43
Team
… own consulting firm to advance the safe implementation of hydrogen fuel cell and supply chain technologies. … Rick …
Last Updated Tue, 07/29/2025 - 21:17
AWST Protocol
… The increasing demand for efficient and sustainable hydrogen production has driven significant advancements in …
Last Updated Thu, 06/19/2025 - 16:05
FAQ
… the best practice is to use a dedicated vent line for hydrogen which vents hydrogen to a safe location outside. This is especially …
Last Updated Tue, 06/17/2025 - 19:27
FAQ
… pressure (if any) for leak checking newly assembled hydrogen piping systems? It is unclear what pressure is … how does it apply to other types of connections from hydrogen fueling stations like double ferrule compression …
Last Updated Fri, 10/18/2024 - 20:30
Fuel Cell Codes and Standards
… streams. It specifically applies to large volume hydrogen production plants, defined for this publication as a …
Last Updated Fri, 10/25/2024 - 19:53
Fuel Cell Codes and Standards
… operating of bulk storage systems (argon, carbon dioxide, hydrogen, nitrogen, nitrous oxide, and oxygen) in courts or …
Last Updated Tue, 07/01/2025 - 16:45
FAQ
… There are many potential sources of delayed ignition. Hydrogen is easily ignited, and the larger the cloud, the … mix in the air creating a static charge which ignites the hydrogen. Similarly, the force of the release can cause …
Last Updated Fri, 10/04/2024 - 18:41
Fuel Cell Codes and Standards
… use. The document applies only to compressed gaseous hydrogen-fuelled fuel cell power systems. The document does …
