The invention relates to a device for activating a control unit in a second electrical network, starting from a first electrical network in a vehicle having an electrified drive train, the first electrical network being galvanically isolated from the second electrical network, the device comprising: a signal generating module for generating a wake-up signal in the first electrical network; a transformer which is designed to transmit the wake-up signal and electrical power from a first transformer winding on the first electrical network to a second transformer winding on the second electrical network, a rectifier circuit in the second electrical network, which circuit is connected to the second transformer winding and is designed to rectify the transmitted wake-up signal, and a switching element in the second electrical network, which element is connected to the rectifier circuit and is designed to activate a control unit (60) when the rectified wake-up signal is present or absent at an input of the switching element (50).


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    Title :

    AUFWECKVORGANG FÜR ELEKTRISCHE NETZE IN EINEM FAHRZEUG MIT ELEKTRISCHEM ANTRIEBSSTRANG


    Additional title:

    WAKE-UP PROCESS FOR ELECTRICAL NETWORKS IN A VEHICLE HAVING AN ELECTRICAL DRIVE TRAIN
    PROCÉDÉ DE RÉVEIL POUR RÉSEAUX ÉLECTRIQUES DANS UN VÉHICULE À CHAÎNE CINÉMATIQUE ÉLECTRIQUE


    Contributors:

    Publication date :

    2022-10-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    German


    Classification :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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