NASA NTRS · 19920000624
Screens Would Protect Wind-Tunnel Fan Blades
Abstract
Butterfly screen installed in wind tunnel between test section and fan blades to prevent debris from reaching fan blades if model structure fails. Protective screens deployed manually or automatically. Concept beneficial anywhere wind tunnels employed. Also useful in areas outside of aerospace industry, such as in airflow design of automobiles and other vehicles.
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Farmer, Moses G.. 1992-10-01. Screens Would Protect Wind-Tunnel Fan Blades. https://ntrs.nasa.gov/citations/19920000624
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