Surface patterning of compressor blades

摘要

A compressor blade having a leading edge and a trailing edge, and a surface pattern between the leading edge and the trailing edge, the surface pattern including at least one set of herringbone riblets formed of a plurality of V-shaped riblets; The V-shaped riblets are located at a distance of 200-400 μm and have a height of 50-120 μm. [Selection diagram] Fig. 4