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8ft x 4ft Low Speed

Cranfield University

The 8’x4’ Wind Tunnel at Cranfield University has a test section of 2.4 m x 1.2 m x 15 m, and a max speed of 16 m/s. It is equipped with multiple smoke filament flow seeding, high speed video, surface oil flow. Hydrocarbon analyser for plume dispersion studies. 


Test Section 1 size:
2.4 x 1.2 x 15m
Operational Status:
Test support:
Workshop for wind tunnel model design,
manufacture and modification capability.
Open Return
Maximum Flow Speed: 0.5 – 16m/s
Reynolds No: 0.36 x 10⁶ /m - 1.16 x 10⁶ /m.
Total Pressure: Ambient
Pressure: up to 162 N/m²
Temperature: Ambient
Turbulence intensity: < 0.1%
Testing Capabilities:
Model Support: 6-component overhead balance.
Computer controlled 3-axis traverse system.
360° rotating floor mounted turntable.
Data Acquisition: multiple channel high speed data acquisition system.
Outputs: : Forces and Moments, pressure and velocity (PIV, 4-channel hot wire anemometer).
Flow visualisation: Multiple smoke filament flow seeding, high speed video, surface oilflow.
Hydrocarbon analyser for plume dispersion
Specialist Rigs:
Interchangeable turbulence grids and surface roughness elements for atmospheric boundary layer simulation.
High pressure air system (blowing and suction).
4 channel hot-wire anemometer (TSI)