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9'x15' Low Speed Wind Tunnel
9x15 Home
Quick Facts
Characteristics
Acquisition
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Facility Fact

Floor-mount-model support systems feature high-pressure and exhaust capabilities.



C-1996-480: STOVL model in the 9x15 C-1990-4389: STOVL 279-3C model in the 9x15
Facility Characteristics
The 9'x15' Low Speed Wind Tunnel provides customers with a facility capable of testing large scale aeropropulsion hardware.

Characteristics and Performance
  • Test Section Size: 9 ft high by 15 ft wide by 28 ft long
  • Mach Number Range: 0 to 0.2 (0 to 175 mph)
  • Relative Altitude: ambient
  • Reynolds Number: 0 to 1.4x106/ft
  • Dynamic Pressure: 0 to 72 psf
  • Stagnation Pressure: atmospheric
  • Temperature: ambient - 550 °R
  • Acoustic frequency cutoff: <250 Hz
  • The tunnel can conduct propulsion tests with hydrogen fuel

Tunnel Support Systems

  • Air: 40, 150, and 450 psig
  • Service Air: 125 psig
  • Combustion Air Heater: 15 pps at up to 1,000 °F and 25 pps at up to 530 °F
  • Exhaust: 16-in. line at 20 and 26 in. of Hg
  • High-Pressure Air Storage: 951,000 scf at 2,600 psig
  • GH2 Fuel System: 1.0 pps at 2,200 psig from 70,000 scf trailers
  • Model Cooling: Available
  • Model Hydraulics: 15 gpm at 3,000 psig
  • Fan Drive Rigs: 1,000 and 5,000 HP Single Shaft Systems and 750 HP (per shaft) Counter-Rotating System

Model Support Systems

  • Dynamic Actuation System: A high speed model support and actuation system to provide realistic simulations of STOVL aircraft takeoff and rolling landings
  • Rotor Alone Nacelle System: Side wall mounted test capability to enable isolation of fan alone noise by elimination of outlet guide vanes
  • Model Integrated Support System (MISS) - A ceiling strut with high-pressure air and exhaust lines and 4 degrees of freedom: pitch, yaw, roll, and height
  • Turntables: Floor mount model support systems with high-pressure and exhaust capability
  • Jet Exit Rig: Ceiling mounted strut with hot gas capabilities for nozzle research
Further Information
NASA's ATP Program
Read about one of the largest, most versatile and comprehensive set of testing facilities in the nation.
+ View the fact sheet (PDF)
9- by 15-Foot Low-Speed Wind Tunnel
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GRC Research Facilities
Find out more about the research facilities at NASA's Glenn Research Center
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"The right facility at the right time" - NASA Aeronautics Test Program




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NASA - National Aeronautics and Space Administration
NASA Official: Tony Springer
Last Updated: October 14, 2011
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