Circuit d’alimentation électrique (1) d'une unité de stockage d'énergie électrique (2), ce circuit d’alimentation électrique comprenant : - un sous-circuit primaire (4), apte à être connecté à un réseau de tension (5), - un sous-circuit secondaire (6), apte à être connecté à une unité de stockage d’énergie électrique (2), et - une unité de contrôle (3), le sous-circuit primaire (4) et le sous-circuit secondaire (6) étant configurés de manière à échanger sans contact par couplage inductif de l’énergie électrique à la fréquence de la tension alternative en entrée du sous-circuit primaire (4). Figure d’abrégé : Fig.1

    The invention relates to a power supply circuit (1) for an electrical energy storage unit (2), this power supply circuit comprising: - a primary sub-circuit (4), capable of being connected to a voltage network (5); - a secondary sub-circuit (6), capable of being connected to an electrical energy storage unit (2); and - a control unit (3), the primary sub-circuit (4) and the secondary sub-circuit (6) being configured so as to exchange electrical energy contactlessly, via inductive coupling, at the frequency of the alternating voltage at the input of the primary sub-circuit (4), the primary sub-circuit (4) comprising, for each phase of the alternating voltage at its input: - a first switching arm (B1), comprising two controllable electronic switches (12) in series, between which a first terminal of the phase of the network is capable of being connected; - a second switching arm (B2), comprising two controllable electronic switches (12) in series, between which a second terminal of the phase of the network is capable of being connected, and between which a first terminal of a primary inductive cell (10) for contactless energy exchange is connected; and - a third switching arm (B3), comprising two controllable electronic switches (12) in series, between which a second terminal of the primary inductive cell (10) for contactless energy exchange is connected, the first, second, and third arms being connected in parallel.


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    Title :

    Circuit d’alimentation électrique d’une unité de stockage d’énergie électrique de véhicule


    Contributors:

    Publication date :

    2024-04-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01F MAGNETS , Magnete