Blade Skeleton Motion Cycle ­­(from feather to max twist) Above, controlled deformation of a Stage 1. Design propeller blade is shown (Skeleton parts simultaneously rotated around two perpendicular axes) Blade Element Fig. 1. Speed vectors on a propeller blade section – basic arrangement according to the Blade Element Theory Blade Element Fig. 2. Vector arrays … Continue reading Propeller Structure Inspired by the Blade Element Method of Design