HOMEWind TunnelsFull scale WT vs Model WT

Full scale WT vs Model WT

  Full scale 2/5th scale
Test section type ¾ Open jet ¾ Open jet
Nozzle section 24 m² 3.84 m²
Test section length 14.7 m 5.6 m
Maximum speed > 240 km/h > 240 km/h
Maximum noise at 160 km/h < 58 dB(A) from 200 to 1600 Hz  
Flow uniformity at 160 km/h < 0.4% < 0.5%
Turbulence level < 0.4% < 0.4%
BL displacement:

without suction

with suction

  

15 mm

 7 mm

 

6 mm

3 mm
Turntable diameter 8 m 2.1 m
Moving belt

length

width

maximum speed

 Between wheels

6 m

1m to 1.2m

200 km/h

 No rolling road
Turning wheels: max speed 200 km/h Fixed wheels