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Clean Hydrogen Partnership

Release from a liquid hydrogen tank

Event

Event ID
260
Quality
Description
A liquid hydrogen leak occurs in a steel plant on a 42000 l tank of liquid hydrogen. A sealing coupling was installed to stop the leak.
Event Initiating system
Classification of the physical effects
Unignited Hydrogen Release
Nature of the consequences
Leak No Ignition (No additional details provided)
Macro-region
Europe
Country
France
Date
Main component involved?
Lh2 Storage Vessel
How was it involved?
Leak
Initiating cause
Unknown
Root causes
Unknown (No additional details provided)

Facility

Application
Steel And Metals Industry
Sub-application
Steel manufacturing
Hydrogen supply chain stage
Hydrogen Storage (No additional details provided)
All components affected
LH2 tank
Location type
Unknown
Location description
Industrial Area
Operational condition

Emergency & Consequences

Number of injured persons
0
Number of fatalities
0

Event Nature

Release type
Liquid
Involved substances (% vol)
H2 100%
Presumed ignition source
No ignition
Deflagration
N
High pressure explosion
N
High voltage explosion
N

References

Reference & weblink

Event description in the French database ARIA<br />
https://www.aria.developpement-durable.gouv.fr/accident/4330/<br />
(accessed December 2020)<br />

JRC assessment