If applied, it reduces the resonant vibrations occurring on the blades and the turbines, and thus extending their lifetime significantly. Using aerodynamic braking the forming of the pivoting tip is more effective and less vibrating. The blade edges are working as slotted flaps.


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    Title :

    AERODYNAMIC REGULATION OF AIRSCREW-, FAN- AND WIND TURBINE BLADES WITH BORES AND/OR CUTTING AND/OR NOTCHING


    Additional title:

    AERODYNAMISCHE REGULIERUNG VON PROPELLER-, LÜFTER- UND WINDTURBINENSCHAUFELN MIT BOHRUNGEN UND/ODER SCHNEIDEN UND/ODER KERBEN
    RÉGULATION AÉRODYNAMIQUE DE PALES D'HÉLICE, DE VENTILATEUR ET D'ÉOLIENNE DOTÉES D'ALÉSAGES ET/OU DE DÉCOUPE ET/OU D'ENCOCHE


    Contributors:

    Publication date :

    2019-11-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge / F01D Strömungsmaschinen [Kraft- und Arbeitsmaschinen oder Kraftmaschinen], z.B. Dampfturbinen , NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES / F03D Windkraftmaschinen , WIND MOTORS



    AERODYNAMIC REGULATION OF AIRSCREW-, FAN- AND WIND TURBINE BLADES WITH BORES AND/OR CUTTING AND/OR NOTCHING

    NYÍRI ATTILA / CÍRUS RÓBERT / CÍRUS NORBERT | European Patent Office | 2018

    Free access

    Aerodynamic Regulation of Airscrew-, Fan- and Wind Turbine Blades with Bores and/or Cutting and/or Notching

    NYÍRI ATTILA / CÍRUS RÓBERT / CÍRUS NORBERT | European Patent Office | 2020

    Free access

    Aerodynamic Regulation of Airscrew-, Fan- and Wind Turbine Blades with Bores and/or Cutting and/or Notching

    NYÍRI ATTILA / CÍRUS RÓBERT / CÍRUS NORBERT | European Patent Office | 2020

    Free access

    Steel airscrew blades

    Engineering Index Backfile | 1942


    Stressing of Airscrew Blades

    Owen, J.B.B. | Emerald Group Publishing | 1940