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Quality control deviations on fuel assembly rods: no operating impact on the French nuclear fleet... Areva notified the EDF Group of quality control deviations on certain rods used to manufacture fuel assemblies... *A nuclear reactor of 1300 MW contains 193 fuel assemblies, consisting of 264 assembly rods each.

Following the detection of unsealed assembly rods in reactor No . 1 of the Taishan power plant, EDF teams, who contribute their expertise and skills, analysed the data provided by the operator, particularly the data relating to the chemical composition of the primary circuit water, and assessed its consequences particularly in relation to the evolving nature of the situation.

The wall of tubes ("rods") containing the enriched uranium pellets in each fuel assembly. The steel envelope that constitutes the primary circuit of the power plant (the fluids flowing in it are radioactive.