Helmholtz panel and oblique incidence
Old 5th December 2012
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Helmholtz panel and oblique incidence

How much difference might there be in the predicted performance of a perforated panel at an oblique incidence of roughly 38 degrees? Are there any considerations to make for port size?
Old 5th December 2012
  #2
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Jens Eklund's Avatar
Helmholtz panel and oblique incidence-absorption-coefficients-0-deg.gifHelmholtz panel and oblique incidence-absorption-coefficients-38-deg.gif

Old 5th December 2012
  #3
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Amazing! Looks as if overall performance improved. Thanks a ton.
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