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The Propulsion Systems Laboratory is NASA’s only ground-based test facility that can provide true flight simulation for experimental research on air-breathing propulsion systems. Altitudes to 70,000 ft and Mach numbers to 3.0 in one cell and 6.0 in the other can be simulated continuously.
Name: Propulsion Systems Laboratory
Mach Number: 0-3.0 (PSL-3); 0-6.0 (PSL-4)
Test Section: 38-ft long and 24-ft wide in diameter
Altitude: 0 to 90,000 ft
Mass Flow: Inlet Air Flow up to 480 lbs/sec; Exhaust Air Flow up to 750 lbs/sec
Propulsion Systems Laboratory (PSL) Fact Sheet