COMPRESSOR BLADE SURFACE PATTERNING

A compressor blade having a leading edge and a trailing edge, and a surface pattern between the leading and trailing edges, the surface pattern comprising at least one set of herringbone riblets formed of a plurality of v-shaped riblets, wherein the v-shaped riblets are spaced apart by a distance of...

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Bibliographische Detailangaben
Hauptverfasser:	DE MAILLARD, Matthieu, LIU, Qiang, ZHONG, Shan, JOHNSON, Mark
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AEROPLANES AIRCRAFT AVIATION BLASTING CONVEYING COSMONAUTICS EQUIPMENT FOR SHIPPING HANDLING THIN OR FILAMENTARY MATERIAL HEATING HELICOPTERS LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS PACKING PERFORMING OPERATIONS PNEUMATIC TUBE CONVEYORS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS RELATED EQUIPMENT SHIPS OR OTHER WATERBORNE VESSELS SHOP CONVEYOR SYSTEMS STORING TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING ORTIPPING TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	A compressor blade having a leading edge and a trailing edge, and a surface pattern between the leading and trailing edges, the surface pattern comprising at least one set of herringbone riblets formed of a plurality of v-shaped riblets, wherein the v-shaped riblets are spaced apart by a distance of between 200-400 µm, and have a height of between 50-120µm. L'invention concerne une pale de compresseur ayant un bord d'attaque et un bord de fuite, et un motif de surface entre les bords d'attaque et de fuite, le motif de surface comprenant au moins un ensemble de petites nervures en chevrons constituées d'une pluralité de petites nervures en forme de v, les petites nervures en forme de v étant espacées d'une distance comprise entre 200 et 400 µm, et ayant une hauteur comprise entre 50 et 120 µm.