Flamanville (France)

Map of Flamanville

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2 * 1300 MW PWR constructed by Framatome. operation started 1985/86

The Flamanville-3 reactor, an EPR, is currently under construction (start of construction: 2007, planned end: 2012)

Facilities in Flamanville

plantreactor typconstruction startoperation startshut down
Flamanville-1PWR19791985
Flamanville-2PWR19801986
Flamanville-3PWR20072012
1993-01-20

Leak on a PRZ spray valve

1991-07-25

One of the 2 pumps of the RHR system had to be stopped for 90 minutes due to passage of an air pocket through the pump. The pocket had been entrained from a pipe into the pump when a valve was opened.

1990-03-09

During refueling outage it was discovered that 2 sound SG tubes had been plugged during the 1988 outage by mistake instead of to others that were remarked for preventive plugging.

1989-10-23

Maintenance staff dried out a pressurizer faster, disabling 4 out of 5 water level indicators. Operators did not recognize that the PRZ water level was dropping, even though the fifth indicator showed the level was dangerously low. -> 61 of the PRZ's heating elements were destroyed from overheating.

1989-09-01

Inspections of Inconel-600 PRZ instrumentation penetrations on french 1300MW PWRs have revealed more IGSCC. 57 cracked instrumentation sleeves out of 11 discovered. PRZ nozzle cracking was found to be a generic defect, the cracks could lead to RCS leaks.

1989-06-06

Fire in the building housing the auxiliary equipment, in the solid waste conditioning room, caused by explosion of a 30 l bottle of catalyzer.

1988-12-20

Defective software controlling I&C system, false signals were sent to the control room

1988-12-20

Defective software controlling I&C system, false signals were sent to the control room