BZ-5939 Rail vehicle moving source beamforming

BZ-5939 Rail vehicle moving source beamforming

Software for noise source location on moving rail vehicles in combination with a portable microphone array

Rail vehicle moving source beamforming BZ-5939

In Measurement Information within Array Acoustics Post-processing, you can view the time signals and cross-spectra between reference and array microphones at selected positions

Rail vehicle moving source beamforming BZ-5939

Calculation Setup in Array Acoustics Post-processing showing position of vehicle on test track and the position of the array to be used when displaying the results

Rail vehicle moving source beamforming BZ-5939

Mapping of sound intensity (upper plot) and pressure contribution (lower plot). The total sound power and the contribution from the bogies are shown in the lower left graph