Event
- Event ID
- 909
- Quality
- Description
The accident starts with a leak of a hydrogen-nitrogen mixture at the suction
flange of a compressor. The mixture ignites on contact with air and the fire spreads to an oil bath- Event Initiating system
- Classification of the physical effects
- Hydrogen Release and Ignition
- Nature of the consequences
- fire
- Macro-region
- Europe
- Country
- France
- Date
- Component involved
- compressor / booster / pump (flange)
- Failure mode
- rupture
- Initiating cause
- unknown
- Root CAUSE analysis
INITIATING cause is the failure of valve on a hydrogen compressor.
- Root causes
- Date entry in HIAD
- 01/01/2018
Facility
- Application
- Chemical industry
- Sub-application
- ammonia and derivates production
- Hydrogen supply chain stage
- All components affected
H2 compressor
- Process temperature range [C]
- ambient temperature (-50°C to +50°C)
- Process pressure range [MPa]
- low to medium pressure (below 2 MPa)
- Location type
- Unknown
- Location
- industrial area
- Operational condition
- UNKNOWN
Emergency & Consequences
- Number of fatalities
- 0
- Number of injured persons
- 0
- Post-event summary
The damage is limited to the compressor building.
- Emergency action
The fire brigade was able to control and extinguish the fire.
In-depth data
- Release type
- gas mixture
- Involved substances (% vol)
- H2,
N2 - Release temperature [°C]
- 25
- Probable IGNITION SOURCE
- Flame type
References
- Sources categories
- ARIA
- Reference & weblink
Event description in French database ARIA
https://www.aria.developpement-durable.gouv.fr/accident/3001/
(accessed September 2020)
