Daimler AG | Sindelfingen, Germany

Aeroacoustic wind tunnel

Project facts

Year

2009

Duration

3.5 years

Competences

Overall planning, aerodynamics

Technical data:

  • Max. speed: 265 km/h
  • Nozzle size: 28 m²
  • Test section length: 18.7 m for 1:1 vehicles
  • Turntable diameter: 12 m
  • Center belt length: 9 m
  • 4 wheel drive units
  • Fan diameter: 9m
  • Fan drive power: 5,500kW

Innovations and special features:

  • 2 preparation rooms
  • Automatic vehicle attachment
  • Vehicle change in 10 minutes
  • Glass floor for examination of the vehicle underbody area
  • Overall sound pressure level at 140 km/h: 56.4 dB(A)
  • Microphone array: park position folded, ready for use within 3 minutes

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