Closed-circuit wind tunnel HST
aeronauticalmodel support

closed-circuit wind tunnel
closed-circuit wind tunnel
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Other characteristics
Other characteristics
aeronautical, model support

Max.: 323 K

Min.: 288 K


Max.: 390,000 Pa
(56.565 psi)

Min.: 25,000 Pa
(3.626 psi)


THE TRANSONIC WIND TUNNEL (HST) IN AMSTERDAM IS AN INDUSTRIAL WIND TUNNEL FOR THE SUBSONIC, TRANSONIC AND LOW SUPERSONIC DOMAIN Type of wind tunnel Closed circuit, variable density, continuous wind tunnel with slotted top and bottom test section walls (12% open) Main features TEST SECTION 2.0 m wide by 1.6 m or 1.8 m height Laval nozzle for supersonic operation OPERATING RANGE Re0.1 √(S) < 9 x 106 Remotely controlled transonic sting support system combined with straight support boom double roll support boom articulated support boom Remotely controlled subsonic sting support system Side wall support 2D support AUXILIARY SYSTEMS Compressed air supply with a capacity of 8 kg/s continuously at 40 bar Remotely controlled y-z traversing system Inlet test rig Permanently installed seeding rack for Particle Image Velocimetry (PIV) Typical tests Configuration studies, database creation (civil and military transport aircraft, fighters, spacecraft) Engine integration studies by means of Turbofan Propulsion Simulators (TPS) for air turbines or propellers Air exhaust simulation with compressed air Internal and external air intake surveys
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