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The facility is used extensively for airframe testing and aerodynamic studies and has played a vital role in every manned spaceflight program, including NASA’s new Orion space capsule, on which astronauts will fly to the International Space Station, the Moon and beyond. The 11 X 11 Foot TWT is a closed-return, variable-density tunnel with a fixed-geometry, ventilated test section—with evenly distributed slots on all four walls — and a dual-jack flexible nozzle.
Speed: Mach 0.20 to 1.45
Reynolds Number: 0.30 – 9.6 x 106 per foot
Pressure: 3.0 to 32.0 lbs. per square inch
Temperature: 100 ± 20°F
Test Gas: Ambient atmosphere
Test Section Size: 11 feet high by 11 feet wide
Length: 22 feet
Area: 121 square feet
11-Foot Transonic Unitary Plan Facility Fact Sheet
