PROPELLER BLADE OF HORIZONTAL-TYPE WIND GENERATOR Russian patent published in 2021 - IPC F03D1/00 

FIELD: power generation.

SUBSTANCE: invention relates to wind power units. The technical result is achieved by using a propeller blade of a horizontal-type wind generator, with two detachable plates, wherein each of said plates is made of a mechanically strong material. The front plate is made with perforation covering 60 to 80% of the surface from the wide edge and the hole density of 2 to 3 per 10 cm², the plates are fixed on a corrugated cylindrical support, wherein a shaped insert made of elastic corrugated material is installed inside, plate fastening rings are installed on the outer surface of the support, a fastening sleeve for installing the blade on the rotor of the wind generator, and a counterweight in the upper part of the support, wherein the plates are interconnected by a removable blade.

EFFECT: increased wind power utilisation coefficient.

1 cl, 5 dwg