unicfdlab / libAcoustics

libAcoustics - OpenFOAM library for far-field noise computation
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in case of huge obstacle with complicate shape, is it safe to scale it down without changing raynold number. #120

Open JustthanuMU opened 3 months ago

JustthanuMU commented 3 months ago

in case of huge obstacle with complicate shape, is it safe to scale it down without changing raynold number.

mkraposhin commented 2 months ago

If you keep the ratio between some size of your object and the characteristic wavelength, then I may suppose that your simplification will work.