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Safety problem at Areva’s Olkiluoto nuclear reactor in Finland

WSAU 22nd Feb 2019  Safety problem found at Areva’s Finnish reactor before start-up –
regulator. Finland’s nuclear regulator has identified a safety issue at
Olkiluoto 3, a 1.6-gigawatt reactor built by France’s Areva, now renamed
Orano, and the problem needs to be fixed before the unit can receive a
permit to operate, the regulator told Reuters. The reactor is due to start
producing electricity in January next year after a decade-long delay. Part
of the pressuriser, a primary circuit component of the reactor, is
vibrating at levels that exceed safety limits, said Pekka Valikangas, the
regulator’s section head for nuclear reactor regulation, ahead of an
important assessment which is due to be published on Monday. “The test
results show that these vibrations are not approved,” Valikangas said in an

February 25, 2019 - Posted by | Finland, safety

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