Wind turbine blade and related method of manufacture

Esa Peltola (Inventor), Pauli Vuomajoki (Inventor), Tomas Wallenius (Inventor), Raimo Huuhtanen (Inventor)

    Research output: PatentPatent application


    A blade for a rotor of a wind turbine, said blade comprising a blade body element provided with a carrier surface to accommodate a heating element, an electrically conductive, elongated and substantially planar heating element disposed upon the carrier surface to extend longitudinally substantially along at least the leading edge of the blade preferably at least about 50% of the length of the blade, more preferably at least about 60% and most preferably at least about 70% respectively, an electrical power supplying conductor element located at one end of the heating element, the conductor element substantially extending over the width of the heating element on both sides thereof and electrically coupling thereto, and a joint structure comprising at least one electrically conductive joint element and substantially covering, on both sides of the heating element, the portions of the electrical conductor element that extend over the width of the heating element, wherein said blade preferably contains an instance of said electrical conductor element and joint structure substantially at both ends of the heating element. A corresponding method of manufacture is presented.

    Original languageEnglish
    Patent numberUS2014086748 A1
    IPCB23P 15/04
    Priority date31/05/11
    Filing date30/05/12
    Publication statusPublished - 27 Mar 2014
    MoE publication typeNot Eligible


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