The present invention relates to an aerogenerator blade capable of maximizing efficiency in comparison with an existing aerogenerator blade. The aerogenerator blade includes a blade frame (1) forming a blade shape; a turbine (2) forming the inner side of the blade frame; an injection unit (3) installed on an outlet side of the turbine; and a cylindrical support unit (5) installed in connection with a center shaft (6) and a connection rod (4). The turbines (7,8) are installed on the circumference of the cylindrical support unit.
