GDES France was engaged in 2018 to eliminate deposits from the Residual Heat Removal (RHR) System exchangers of the Primary Circuit cooling system at the BLAYAIS Nuclear Power Plant – Unit 2. The work, executed in March 2019, was a crucial milestone for GDES France. Not only because of the pioneering nature of this service, but also because it introduces GDES France to EDF as a service provider for works in controlled areas. The goal of this project was to develop and certify a process that will remove iron oxide and silicon fouling from the visible parts of the tube plate.

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