Large-Scale Low-Noise Wind Tunnel
Large-Scale Low-Noise Wind Tunnel
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Large-scale low-noise wind tunnel for the advanced aerodynamic noise measurement of railway vehicle models and passenger cars.
Distributors :
Wind tunnel for high accurate aero-acoustic measurements of train models and full scale automobiles.
With the air flow noise reduction equipment (Patent Number 03442883 in Japan), achieves the world's quietest back ground noise level 75dBA in the test section.
Specification
Slide horizontally to see the table.
| Type | Horizontal Gottingen type |
|---|---|
| Type of test section | Open, Close |
| Test section | 3×2.5×8m (Open type) 5×3×20m (Closed type) |
| Max. air speed | 400km/h (Open type) 300km/h (Closed type) |
| Back ground noise level | 75dB(A) at 300km/h |
| Moving belt ground Plane | W2.7m×L60m×60m/s |
