System for controlling turbulence inside and just outside a cavi

Details System for controlling turbulence inside and just outside a cavi System for controlling turbulence inside and just outside a cavi

1990-09-27

1991-05-28

Peters, Jr., Joseph F.

Aeronautics and astronautics

Miscellaneous

244130, 2441293, 372104, 350319, 350584, B64C 114

Patent

active

050186833

ABSTRACT:
A system for controlling fluid turbulence inside and just outside of a cay adjacent to an opening in a wall, the wall having a forward lip which defines the leading edge of the opening and an aft lip having a leading edge which defines the trailing edge of the opening, the forward lip terminating in a sharp edge lying generally in the plane of the outer surface of the wall. The aft lip has a length of 10 to 50% of the length of the opening and extends into the opening at an angle of 30 to 60 degrees to terminate in an arcuate portion having a radius of 2 to 6% of the length of the opening.

REFERENCES:
patent: H324 (1987-09-01), Rubin
patent: H501 (1988-04-01), Rubin
patent: 2721715 (1955-10-01), Hoadley
patent: 4245803 (1981-01-01), De Blois
patent: 4703904 (1987-11-01), Haslund

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