
Concrete frame enclosing the fan drive bents of the 40x80 foot wind tunnel at ames. Once installed, six 40-foot-diameter fans, each powered by a 6000-horsepower electric motor maintained airflow at 230 mph or less (these are still tornado velocities).
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NASA ID
AAL-4479
Date Created
August 26, 1943
Center
ARC
Media Type
image
Photographer
NACA
Location
Ames Research Center
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