Turbulent flow drag reduction

Aeronautics and astronautics – Aircraft sustentation – Sustaining airfoils

Reexamination Certificate

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Reexamination Certificate

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07017863

ABSTRACT:
The present invention relates to apparatus for influencing fluid flow over a surface, and more particularly, but not exclusively, to turbulent boundary layer flow drag reduction for an aircraft. The present invention provides such apparatus including a plasma generator comprising first and second spaced-apart independently controllable electrodes operable to cause a change in direction of the flow of the fluid over the surface.

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patent: 3162398 (1964-12-01), Meyer et al.
patent: 3224375 (1965-12-01), Hoff
patent: 3360220 (1967-12-01), Meyer
patent: 5320309 (1994-06-01), Nosenchuck et al.
patent: 5669583 (1997-09-01), Roth
patent: 5917286 (1999-06-01), Scholl et al.
patent: 5938854 (1999-08-01), Roth
patent: 6200539 (2001-03-01), Sherman et al.
patent: 6888314 (2005-05-01), Krichtafovitch et al.
patent: 94/00342 (1994-01-01), None
patent: 1134446 (1968-11-01), None

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