Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Urmas Ross"'
Publikováno v:
Journal of Fluids and Structures. 20:1127-1143
The vibration response of a structure excited by a turbulent boundary layer is investigated experimentally and numerically. First, the wall pressure in a high speed acoustic wind tunnel is characterized and the cross-spectral density is approximated
Autor:
Urmas Ross, Anders Nilsson
Publikováno v:
The Journal of the Acoustical Society of America. 105:1057-1057
Rail and wheel surface irregularities are the main source of rolling noise. One of the main causes for wheel surface roughness is tread braking. Wheels braked by the most common tread brakes—cast iron blocks—have high roughness levels and, as usu