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VORTEX GENERATORS

United States Patent Application

20130037657
A1
View the Complete Application at the US Patent & Trademark Office
A vortex generator, or an array of vortex generators, for attenuating flow separation during flow of fluid over a surface. Vortex generators include a base with a forward end and a leading edge extending outward and rearward from the forward end to an outward end. The leading edge includes a first angular discontinuity at a height H.sub.1 above the base, and a second angular discontinuity at a height H.sub.2 above the base. The vortex generator(s) are configured for generating, adjacent a surface, at least two (2) vortices V.sub.1 and V.sub.2 in a fluid, and turning the outermost generated vortice toward the surface over which the fluid is passing.
BREIDENTHAL, ROBERT E. (SEATTLE, WA)
RAMGEN POWER SYSTEMS, LLC (BELLEVUE WA)
13/ 542,673
July 6, 2012
STATEMENT OF GOVERNMENT INTEREST [0003] This invention was made with United States Government support under Contract No. DE-FE0000493 awarded by the United States Department of Energy. The United States Government has certain rights in the invention.