| Friday, 12 September 2025 |
| 8h30 – 9h15 |
Introduction to numerical acoustics |
| Concepts of numerical (flow) acoustics, overview of solution methods for interior/exterior problems. |
| E. Deckers, KU Leuven, Belgium |
| 9h15 – 10h15 |
Acoustic finite elements |
| Finite element formulation, application field, coupled versus uncoupled problems, example. |
| D. Vandepitte, KU Leuven, Belgium |
| 10h15 – 10h45 |
Coffee break |
| 10h45 – 11h45 |
Acoustic boundary elements |
| Boundary integral formulations, application field, solution schemes, coupled versus uncoupled problems, modelling considerations. |
| B. Pluymers, KU Leuven, Belgium |
| 11h45 – 12h30 |
Mid- and high-frequency techniques |
| Theoretical background, principles, assumptions and applications of Statistical Energy Analysis (SEA). Overview of some alternative modelling techniques. |
| E. Deckers, KU Leuven, Belgium |
| 12h30 – 13h30 |
Lunch |
| 13h30 – 14h15 |
Novel technologies for advanced NVH simulation |
| Higher-order methods for efficient vibro-acoustic simulation. PML methods for efficient acoustic radiation simulation. Advanced meshing procedures and load modelling. |
| H. Beriot, Siemens Digital Industries Software, Belgium |
| 14h15 – 15h15 |
Aero-acoustic modelling and testing |
| Basic concepts of aero-acoustic source characterization. Process flow in hybrid aero-acoustic simulation. Two-port methods for flow-acoustic characterization. |
| W. De Roeck, KU Leuven, Belgium |
| 15h15 – 15h45 |
Coffee break |
| 15h45 – 17h00 |
Integrated application cases |
| Application of the measurement, modelling and analysis techniques for the NVH investigation of electric drivetrains and for Advanced Pass-by noise evaluation. |
| S. Dom, Siemens Digital Industries Software, Belgium |