Acoustic roughness r(x)
Acoustic roughness r(x)
Variation of the height of the rail running surface associated with rolling noise excitation, expressed as a function of distance x along the rail.
- Document
- ISO
- Context
- International Standard
- Origin document
ISO 3381:2021(en) Railway applications — Acoustics — Noise measurement inside railbound vehicles
- Reference Link
- https://www.iso.org/obp/ui/en/Release