Event
- Event ID
- 827
- Quality
- Description
- In a petrochemical plant, a fire occurred on the methanation unit (95% H2 + 5% CO -> CH4 + H2 + H2O) of a steam cracker.
A seal break on a flange of the circuit caused of the accident.
No casualties were reported.
The internal operational plan was started. - 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
- France
- Date
- Main component involved?
- Flange (Gasket)
- How was it involved?
- Leak & Formation Of A Flammable H2-Ch4-Mixture
- Initiating cause
- Unknown
- Root causes
- Unknown (No additional details provided)
- Root CAUSE analysis
- INITIATING CAUSE: a seal break on a flange of the circuit.
Facility
- Application
- Petrochemical Industry
- Sub-application
- Methanation process
- Hydrogen supply chain stage
- All components affected
- methanation unit
- Location type
- Open
- Location description
- Industrial Area
- Operational condition
Emergency & Consequences
- Number of injured persons
- 0
- Number of fatalities
- 0
- Post-event summary
- No casualties were reported.
Event Nature
- Release type
- gas mixture
- Involved substances (% vol)
- H2
CO
CH4 - Presumed ignition source
- Not reported
References
- Reference & weblink
ARIA data base <br />
event no. 2174
JRC assessment
- Sources categories
- ARIA
