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Clean Hydrogen Partnership

Explosion at a hydrogen production plant

Event

Event ID
1039
Quality
Description

An explosion of unknown cause occurred at a hydrogen manufacturing plant. The explosion occurred on the second floor of the building, used by employees as a cafeteria and offices. The company where the accident occurred mainly produces industrial hydrogen gas and supplies it in cylinders and trailers, as well as through pipeline. The building was damaged and three people were seriously injured. The explosion shook the ground and caused nearby workers to evacuate. The reports claims that there was not fire.

Event Initiating system
Classification of the physical effects
Hydrogen Release and Ignition
Nature of the consequences
Macro-region
Asia
Country
South Korea
Date
Component involved
unknown
Failure mode
rupture & ignition
Initiating cause
unknown
Root causes
Unknown
Date entry in HIAD
01/07/2024

Facility

Application
Chemical industry
Sub-application
industrial gases production
Hydrogen supply chain stage
All components affected

uknown

Process temperature range [C]
ambient temperature (-50°C to +50°C)
Location type
Confined
Location
industrial area
Operational condition
UNKNOWN

Emergency & Consequences

Number of fatalities
0
Number of injured persons
3
Post-event summary

The building was damaged and three people were seriously injured.

In-depth data

Release type
gas
Involved substances (% vol)
H2 100%
Release temperature [°C]
25
Probable IGNITION SOURCE
Explosion type

References

Sources categories
Scientific article
Reference & weblink

Y. Lee et al., Evaluating hydrogen risk management policy PR: Lessons learned from three hydrogen accidents in South Korea, Int. J. of Hydrogen Energy, 48 (2023) 24536-24547, https://doi.org/10.1016/j.ijhydene.2023.03.142