A dark scenario is taking shape for EDF's nuclear fleet.
Some of the reactors of the 900 megawatt (MW) model, which is the oldest and most widespread in its nuclear fleet, would be affected by a series defect already observed on other more recent models.
After a targeted check carried out during a ten-year shutdown, a reactor at the Chinon power plant belonging to this category presents
“indications”
according to which it would be affected by the phenomenon of
“corrosion under tension”
, indicates the electrician.
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From now on, it is therefore the entire fleet that presents a potential risk of being affected by the series defect.
The operator had already indicated in January that the levels of 1300 MW and 1100 MW were affected.
In detail, the problem had been identified on five of these reactors
.
Seven others are under review.
EDF has decided, together with the ASN (Nuclear Safety Authority)
,
to monitor its entire fleet over maintenance stops, until…
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