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Clean Hydrogen Partnership

Fire In the hydrodesulphurization unit of a refinery

Event

Event ID
823
Quality
Description
In a hydro-desulphurisation unit of a refinery, a leak on a hydrogen line ignited and damaged the surrounding lines, including one with acid gas.
The weather conditions (fog and very little wind) raised fears of poisoning for the personnel of the units. The fire, however, was located and did not destroy vital lines.
Event Initiating system
Classification of the physical effects
Hydrogen Release and Ignition
Nature of the consequences
Fire (No additional details provided)
Macro-region
Europe
Country
United Kingdom
Date
Main component involved?
Pipe
How was it involved?
Leak & Formation Of A Flammable H2-Air Mixture
Initiating cause
Material Degradation (Generic)
Root causes
Unknown (No additional details provided)

Facility

Application
Petrochemical Industry
Sub-application
Hydrodesulphurisation process
Hydrogen supply chain stage
All components affected
hydrogen line, hydrodesulphurization reactor
Location type
Open
Location description
Industrial Area
Operational condition

Emergency & Consequences

Number of injured persons
0
Number of fatalities
0

Event Nature

Release type
gas
Involved substances (% vol)
H2 100%
Presumed ignition source
Not reported

References

Reference & weblink

ARIA data base <br />
event no. 23137

JRC assessment