TURBINE BLADE TIP DIMPLE

摘要

A blade for mounting in an annular array about a rotary hub, the blade having: a blade root; an airfoil profile with a concave pressure side surface; a chord line extending between a leading edge and a trailing edge; and a blade tip, where the blade has a recess in the pressure side surface with an outer periphery disposed radially inwardly from the blade tip, and inwardly along the chord line from the leading edge and from the trailing edge.