Simulation Stats

Project Name
mechanical-siren
Number of Points [ ⁠–⁠ ]
1
Number of Observers [ ⁠–⁠ ]
3
Acoustic Analogy
FfowcsWilliamsHawkings
Analogy Formulation
Farassat1A
Acoustic Source
CFDSimulation
Source Surfaces
closeSurface
Parallel Processors [ ⁠–⁠ ]
32
Sampling Frequency [ Hz ]
18000
Nyquist Frequency [ Hz ]
9000
Time Step [ s ]
5.55556e-05
Wall-clock Time [ hh:mm:ss ]
00:03:16

Observer summary

ID
Observer Name
Position
Overall Sound Pressure Level [ dB ]
Play sound
1
closeObserver-1
(0.6 0 0.1)
149.2
2
farObserver-1
(6 0 0.1)
125.494
3
groupOfObservers
Circular distribution

Unfiltered Signal per Observer

Filtered Signal per Observer

Power Spectral Density per Observer

Row Nr.
Frequency [ Hz ]
Power Spectral Density [ dB/Hz ]
1
749.912
138.198
2
1499.82
133.861
3
2999.65
120.039

Sound Pressure Level per Observer

Row Nr.
Frequency [ Hz ]
Sound pressure level [ dB ]
1
749.912
142.981
2
1499.82
138.644
3
2999.65
124.822

Polar plots