Filtern
Erscheinungsjahr
- 2019 (1)
Dokumenttyp
- Zeitschriftenartikel (1) (entfernen)
Sprache
- Englisch (1) (entfernen)
Referierte Publikation
- nein (1)
Schlagworte
- Components of excitation (1) (entfernen)
Organisationseinheit der BAM
- 7.2 Ingenieurbau (1) (entfernen)
Three measurement campaigns of train-induced ground vibrations are evaluated for the vehicle-track-soil interaction. Ground vibrations, track vibrations and vehicle vibrations have been measured for train passages and impulse excitation and compared with theoretical results.
The soil and the track-soil system are calculated by wavenumber integrals. The influence of the vehicle is introduced by a substructure method. By comparing theory and measurement the different components of excitation force and ground vibration can be analysed, the quasi-static excitation, track-alignment errors, the out-of-roundness of wheels, the wheel and rail roughness, and moreover, scattered axle impulses and ineffective high-frequency parts of the wheelset accelerations and forces.