Event
- Event ID
- 823
- Quality
- Description
In a hydrodesulphurisation 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
- Macro-region
- Europe
- Country
- United Kingdom
- Date
- Component involved
- pipe (generic)
- Failure mode
- rupture & ignition
- Initiating cause
- material degradation (generic)
- Root causes
- Unknown
- Date entry in HIAD
- 01/01/2020
Facility
- Application
- Petrochemical industry
- Sub-application
- Hydrodesulphurisation process
- Hydrogen supply chain stage
- All components affected
hydrogen line, hydrodesulphurization reactor
- Process pressure range [MPa]
- medium to high pressure (10 to 50 MPa)
- Location type
- Open
- Location
- industrial area
- Operational condition
Emergency & Consequences
- Number of fatalities
- 0
- Number of injured persons
- 0
- Emergency action
The fire was located and did not destroy vital lines.
Toxicity hazard feared but apparently not occurred.
In-depth data
- Release type
- gas
- Involved substances (% vol)
- H2 100%
- Probable IGNITION SOURCE
References
- Sources categories
- ARIA
- Reference & weblink
ARIA data base
event no. 23137
