A wind turbine configured to generate electric energy and feed electric energy to an electric power grid, the wind turbine having a blade assembly; an electric machine having a stator, and a rotor connected to the blade assembly to generate electric energy; a first switch converter connected to the electric machine to control stator electric quantities (IS; VS); a second switch converter connected to the electric power grid; and a DC link circuit configured to connect the first switch converter to the second switch converter; the wind turbine being characterized by having a control device which, by at least one of the first and second switch converters, controls a direct voltage (VDC) in the DC link circuit on the basis of an operating parameter of the electric machine indicating the stator voltage (VS) of the electric machine, and on the basis of a quantity indicating the line voltage (Vlin) of the electric power grid.


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    Titel :

    Wind turbine for generating electric energy


    Beteiligte:
    PREINDL MATTHIAS (Autor:in) / BAGNARA DAVIDE (Autor:in)

    Erscheinungsdatum :

    2015-12-01


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    F03D Windkraftmaschinen , WIND MOTORS / B64C AEROPLANES , Flugzeuge / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern



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