Advection treatment (presentation, 2002)
Presentation of Petra Smolikova during the ALATNET training course on Numerical Analysis in Kranjska Gora, 29-31 May 2002.
- Eurelian approach (CFL criterion)
- Lagrangian approach: semi-Lagrangian scheme
- two or three time levels ?
- how to find the origin points ?
- Comparison of Eulerian versus SL scheme
Appendix 1 : Problem of Orographic resonance
- External resonance
- 1D linear shallow water system
- SL-SI treatment
- Decenterng of SI-scheme
- Tanguay-Ritchie method
- Spatial averaging of higher order
- Internal resonance
- SL spatial averaging of higher order
Appendix 2 : Links between different choices in the dynamics