Cracks found in nuclear reactors !
Discussion
Okay folks, it's not THAT serious
British Energy found cracks in the graphite bricks at one of the two of the country's ageing advanced gas-cooled reactors (AGRs) in Hartlepool, County Durham. Cracking is now suspected in six other reactors at Heysham in Lancashire, Hinkley Point in Somerset and Hunterston in Ayrshire. The UK's 14 AGRs provide nearly a fifth of the country's electricity. The graphite bricks that form part of their core help sustain the nuclear reaction by slowing down fast-moving neutrons. They also play a vital part in maintaining the core's structural integrity.
Widespread cracks in these bricks could cause the core to distort, overheat and leak radiation. To ensure this does not happen, the NII has asked British Energy to conduct more inspections of the bricks. This means that reactors may have to be closed down for maintenance more frequently and for longer, at a cost in lost income of £250,000 a day for each reactor that is shut down.
British Energy found cracks in the graphite bricks at one of the two of the country's ageing advanced gas-cooled reactors (AGRs) in Hartlepool, County Durham. Cracking is now suspected in six other reactors at Heysham in Lancashire, Hinkley Point in Somerset and Hunterston in Ayrshire. The UK's 14 AGRs provide nearly a fifth of the country's electricity. The graphite bricks that form part of their core help sustain the nuclear reaction by slowing down fast-moving neutrons. They also play a vital part in maintaining the core's structural integrity.
Widespread cracks in these bricks could cause the core to distort, overheat and leak radiation. To ensure this does not happen, the NII has asked British Energy to conduct more inspections of the bricks. This means that reactors may have to be closed down for maintenance more frequently and for longer, at a cost in lost income of £250,000 a day for each reactor that is shut down.
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"What crack chief?
