>> These slides were presented (in french) at SiriusCon Paris 2016, on November 15th, by Ludovic LOUIS-SIDNEY 'EDF) and Ludovic CHAMPEAU (EDF) EDF nuclear Engineering is involved in a PLM approach partly based on the implementation of a data centric process. This approach requires to control an important volume of technical data during the whole lifecycle of the nuclear power plant. Usage of a collaborative modeling platform, aiming at processes and technical data elucidation, is a performance lever for Business analyst and Developers (improve functional specifications consistency, facilitate information system configuration).