MUMBAI, India, Oct. 26 -- Intellectual Property India has published a patent application (202617091329 A) filed by Nabrawind Technologies, S. L. on July 28, 2026, for Method For Assembling Blades And Counterweights.
Inventors include Arocena De La Ra, Jon; and Sanz Pascual, Eneko.
The application for the patent was published on October 23, 2026, under issue no. 43/2026.
Abstract: The present invention relates to a method for assembling blades and counterweights on a direct drive wind turbine, characterised in that both the blades (3) and the counterweights, either passive (4) or active (5), are vertically lifted and lowered from the ground to the bushing (2) by means of cables (5) that are controlled by a lifting and lowering mechanism provided inside the bushing (2). The invention is also characterised in that the assembly method is combined with a wind turbine self-hoisting system. Firstly, prior to hoisting the assembly, a tower segment (1), a nacelle, a rotor (2) and the counterweights (4,9) are mounted and then new tower segments are introduced through the bottom portion, to finish mounting the blades (3) in three consecutive steps.
Disclaimer: Curated by HT Syndication.
