Patent ID: 9334878
Filing Date: 2016-05-10
CPC Classification: F01D,F04D,F05D,Y02T

Claim Text:
1. A blade assembly for a turbomachine compressor, said blade assembly comprising: a plurality of individual devices acting on a principal flow, which axially flows through blades of said blade assembly, the plurality of individual devices being provided upstream of said blade assembly in a flow path of the principal flow and being formed at least so as to generate vortices; and a shroud including a radial surface to which a blade of the blade assembly is attached and at least an upstream s face which is upstream of a leading edge of the blade and around which a recirculating flow passes, said flow coming from a cavity delimited by the shroud, wherein each of said individual devices is arranged on said upstream surface, and wherein each of said individual devices is arrange at the place of said shroud where the recirculating flow is reinjected into the principal flow, in order that said individual devices act simultaneously on the principal flow and on the recirculating flow.