Rotor Failure Leads to Hydrogen and Oil Fire in Power Plant
Ejection of rotor wedge material lead to vibration induced failure of components, including hydrogen seals. Serious fire resulted from hydrogen leakage, which subsequently lead to an oil fire. Ignition from metal to metal contact between fractured components.
Event Date
July 15, 1981
Record Quality Indicator
Region / Country
Event Initiating System
Classification of the Physical Effects
Nature of the Consequences
Causes
Facility Information
Application Type
Application
Specific Application Supply Chain Stage
Components Involved
Generator
Storage/Process Medium
Location Type
Location description
Unknown
Operational Condition
Consequences
Number of Injured Persons
1
Currency
Lessons Learned
Lessons Learned
Unknown
Event Nature
Emergency Action
Not stated
Emergency Evaluation
Not known
Ignition Source
Detonation
No
Deflagration
No
High Pressure Explosion
No
High Voltage Explosion
No
Source Category
References
References
Event description provided by HSE, original source confidential