Department of Aeronautics

Water Tunnel


Manufacturer:Water Tunnel

Closed Circuit, Free Surface

Speed Range:
0 - 1fps

Test Section Size:
15"w x 20"h x 60"l
6:1 Contraction Ratio

Drive System:
900 gal/min flow rate

Model Support:
Sting Mount on Turntable
Pitch (+/-30°), Yaw (+/-30°)

Flow Quality:
Turbulence Intensity less than 1.0% RMS
Velocity Uniformity less than 2.0% variation
Mean Flow Angularity less than 1.0% in both pitch and yaw

Data Acquisition System:
Photographic Flow Visualization
7 Color Dye System
Laser Fluorescent Sheet
2 Component Laser Doppler Velocimetry

February 1989

U.S. Air Force Academy, USAFA, CO 80840, (719) 333-1110 DSN: 333-1110, Updated: 27 Nov 15
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