A suite of facilities

GMT offers a large panel of wind tunnels, for aerodynamic and acoustic test, covering very low Mach number to hypersonic Mach numbers.

Wind tunnels are located in 3 different areas in France: Modane-Avrieux, Le Fauga-Mauzac (near Toulouse) and Saclay (close to Paris).

Wind tunnel	Test section Dimensions	Speed	Type
Modane-Avrieux
S1MA	Ø 8 m - 3 carts	Up to Mach 1.0	Continuous - atmospheric sub/transonic 88 MW
S2MA	Transsonic 1.75 x 1.77 m² Supersonic 1.75 x 1.93 m²	Up to Mach 3.1	Continuous -pressurized sub/trans/ supersonic PTmax ≤ 2.5 bar 55 MW
S3MA	Transsonic 0.76 x 0.68 m² Supersonic 0.76 x 0.80 m²	0.2 < Mach < 5.5	Blow-down - pressurized sub/trans/supersonic PTmax ≤ 7 bar
S4MA	Ø 0.68 / Ø 1 m	Mach 6.4 - 10 - 12	Blow-down hypersonic PTmax ≤ 150 bar, TTmax = 1850 K
TURMA	Test rig for two stage turbine, co or contrarotative turbines	N/A	Mass-flow:11 kg/s Pressure:4 bar Temperature:450K Power: HP 2MW ; BP 0.75MW
S4B	Model engine calibration facility (vacuum tank)		Test rigs for 4" to 10.65" Turbine Power Simulators and nozzles
BD2	Test bench for nozzles / afterbodies with heated core and secondary flow	N/A	Mass-flow: 30 kg/s Pressure: 25 bar Temperature: 1150 K
R4	Cascade wind-tunnel	M = 0.3 à 1.6	2D width: 120 mm Reynolds number: 3.3 106 (chord 100 mm)
Fauga-Mauzac
F1	3.5 x 4.5 m²	Up to Mach 0.36	Continuous pressurized subsonic PTmax ≤ 3.85 bar 9.5 MW
F2	1.4 x 1.8 m²	Up to Mach 0.30	Continuous atmospheric subsonic
F4	Ø 0.43 / 0.67 / 0.93 m	Mach 8 to 21	Arc heated - high-enthalpy hypersonic 2.5 - 17 MJ/kg PTmax ≤ 800 bar
Saclay
CEPRA19	Ø 2m / Ø 3m	60 - 130 m/s	Continuous - atmospheric aeroacoustic 7 MW