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Clean Hydrogen Partnership

Continuous release in partially confined atmosphere

Event

Event ID
27
Quality
Description

Damage of shipping containers of a ship, due to the reaction of phosphor pentoxide with wine, which lead to the production of phosphoric acid and hydrogen. The overpressure was successfully eliminated by ventilating the storage space.

Event Initiating system
Classification of the physical effects
Unignited Hydrogen Release
Nature of the consequences
leak no ignition
Macro-region
North America
Country
Canada
Date
Component involved
ship
Failure mode
internal explosion
Initiating cause
run-away reaction
Root CAUSE analysis

The INITIATING CAUSE was a chemical reaction having hydrogen as product, which ignited.
The ROOT CAUSE could be tentatively assigned to an inadequate risk assessment, able to identify this accidental scenario.

Root causes
Date entry in HIAD
28/02/2009

Facility

Application
Non-road vehicles
Sub-application
Maritime goods transport
Hydrogen supply chain stage
All components affected

high pressure spherical vessel, leakage along the weld

Process temperature range [C]
ambient temperature (-50°C to +50°C)
Location type
Unknown
Location
harbour or waterborne
Operational condition

Emergency & Consequences

Number of fatalities
0
Number of injured persons
0

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

Kier and Müller, 1983; A.M. Kreiser, G. Fröhlich, H. Eichert, A.Schatz, IKE Universität Stuttgart ISSN 0173-6892, April 1994Analyse von Störfällen mit Wasserstoff in bisherigen Anwendungsbereichen mit besonderer Berücksichtigung von LH2

Bockholts and Koehorst, 1992