Prof. Peter Mustermann | Institut xxxxx | Seite 1 Sevan DRAPEAU-MARTIN | Institut für Fluiddynamik | Numerical simulation of multi-layer deposition in a turbulent flow Sevan DRAPEAU-MARTIN
Mitglied der Helmholtz-Gemeinschaft Seite 2 Sevan DRAPEAU-MARTIN | Institut für Fluiddynamik | Numerical simulation of multi-layer deposition in a turbulent flow About me : Sevan DRAPEAU-MARTIN Senior student at the Ecole Centrale Paris : Engineering school training all-round students. Special affinity with Applied Mathematics and Computer Science Speak German (not well), English and French 6-month internship from until
Mitglied der Helmholtz-Gemeinschaft Seite 3 Sevan DRAPEAU-MARTIN | Institut für Fluiddynamik | Numerical simulation of multi-layer deposition in a turbulent flow estimated total dust amount for the HTR in Juelich ( ): 100 to 200 kg [Moorman, 2008] corresponding dust production rate: 5 to 10 kg/year crack on pebble surface (erosion / abrasion / friction / oxydation) Schlögl (2009) AVR (FZ Jülich) Moormann (2008) Dust deposition
Mitglied der Helmholtz-Gemeinschaft Seite 4 Sevan DRAPEAU-MARTIN | Institut für Fluiddynamik | Development of a dynamic mesh to simulate multi-layer deposition Recreating a periodic steps geometry 3D rendering of the geometry (CAD)Photograph of the multilayer deposition experiment
Mitglied der Helmholtz-Gemeinschaft Seite 5 Sevan DRAPEAU-MARTIN | Institut für Fluiddynamik | Development of a dynamic mesh to simulate multi-layer deposition Meshing around a deposition surface Meshing around a dummy deposition following the equation : y=cos(omega*x)*exp(-x/x 0 )
Mitglied der Helmholtz-Gemeinschaft Seite 6 Sevan DRAPEAU-MARTIN | Institut für Fluiddynamik | Development of a dynamic mesh to simulate multi-layer deposition Meshing around a deposition surface Meshing around deposition following experimental data (after 0, 1, 2, 3, and 4 hours)
Mitglied der Helmholtz-Gemeinschaft Seite 7 Sevan DRAPEAU-MARTIN | Institut für Fluiddynamik | Development of a dynamic mesh to simulate multi-layer deposition Flow simulation Flow simulation in initial geometry Flow simulation with deposition following the experimental data after 2 hours Flow simulation with deposition following the experimental data after 4 hours