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Clean Hydrogen Partnership

Fire on a hydrogen production unit

Event

Event ID
108
Quality
Description

This event involved a water electrolyser system of a subcontractor, in a plant producing metallic wire. During the night, its malfunctioning caused a fire. The production was stopped for 17 hours.

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
electrolytic cell
Failure mode
fire (generic)
Initiating cause
unknown
Root CAUSE analysis

The INITIATING CAUSE was a fire was due to a malfunctioning of the electrolyser.

Root causes
Date entry in HIAD
28/02/2009

Facility

Application
Steel and metals industry
Sub-application
generic metal processing
Hydrogen supply chain stage
Process temperature range [C]
unknown
Process pressure range [MPa]
unknown
Location type
Confined
Location
industrial area
Operational condition

Emergency & Consequences

Number of fatalities
0
Number of injured persons
0
Post-event summary

The electrolyser experienced an emergency shut-down and the factory production was stopped for 17 hours.

Official legal action

Restarting of installations was authorised only after the submission of a report proposing technical/organisational improvement to avoid such incident.

Lesson Learnt

Corrective Measures

A report investigating the circumstances of the accident and proposing technical/organizational modifications aiming at reducing the probability of its renewal was produced. Unfortunately, the report has not been made public.

In-depth data

Release type
gas
Involved substances (% vol)
H2 100%
Probable IGNITION SOURCE
Flame type

References

Sources categories
ARIA
Reference & weblink

Event no. 28737 of the French database ARIA https://www.aria.developpement-durable.gouv.fr/accident/28737/ (accessed December 2020)