Provided is a turbine blade, including shells and webs connected to the shells, with, with each web being supported by reinforcement structures, whereby a first reinforcement structures includes at least one stack composed of several pultruded composite strips including carbon fibers with the strips being fixed in a resin matrix, and a second reinforcement structures supporting a second web either include at least one stack composed of glass and/or carbon fiber layers infused with resin, the stack being disposed between an outer and an inner layer of upper and lower shell, or at least one stack composed of glass and/or carbon fiber layers infused with resin or of several pultruded composite strips including carbon fibers with the strips being fixed in a resin matrix, which stack is an integral part of the second web and builds the flange.
Wind turbine blade
2024-08-20
Patent
Electronic Resource
English
IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE , Herstellen besonderer Gegenstände aus Kunststoff oder aus Stoffen in plastischem Zustand / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / F03D Windkraftmaschinen , WIND MOTORS |
Wind turbine blade, a wind turbine and a method for manufacturing a wind turbine blade
European Patent Office | 2025
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