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Clean Hydrogen Partnership

Fire on a desulphurisation unit of a refinery

Event

Event ID
518
Quality
Description

A gasket leak on the hydrogen recycle gas line caused the release of processed hydrogen, which autoignited. The fire caused the rupture of an adjacent line.

Event Initiating system
Classification of the physical effects
Hydrogen Release and Ignition
Nature of the consequences
fire
Macro-region
North America
Country
United States
Date
Component involved
flange (gasket)
Failure mode
leak & ignition
Initiating cause
material degradation (generic)
Root causes
Unknown
Date entry in HIAD
28/01/2026

Facility

Application
Petrochemical industry
Sub-application
Hydrodesulphurisation process
Hydrogen supply chain stage
Process temperature range [C]
High temperature (100°C to 500°C)
Location type
Open
Location
industrial area
Operational condition
UNKNOWN

Emergency & Consequences

Number of fatalities
0
Number of injured persons
0
Currency
US$
Property loss (onsite)
0

In-depth data

Probable IGNITION SOURCE

References

Sources categories
Zalosh
Reference & weblink

Table II - Industrial Incidents of Appendix A of Zalosh and Short
COMPARATIVE ANALYSIS OF HYDROGEN FIRE AND EXPLOSION INCIDENTS
Quarterly Report No. 2 for Period December 1, 1977 - February 28, 1978
https://www.osti.gov/biblio/6566131
(accessed September 2020)