A power supply device generates power having a prescribed frequency. A primary self-resonant coil transmits the power in a contactless manner to a secondary self-resonant coil by resonating with the secondary self-resonant coil through an electromagnetic field. A power sensor detects reflected power to the power supply device. A communication device receives a power receiving state of a vehicle. An ECU estimates a positional mismatch amount of the secondary self-resonant coil relative to the primary self-resonant coil based on the power receiving state of the vehicle and the reflected power, by using relation obtained in advance between the power receiving state and the reflected power, and the positional mismatch amount.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Wireless power feeding apparatus, vehicle, and method of controlling wireless power feeding system


    Beteiligte:

    Erscheinungsdatum :

    2017-01-03


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    H01F MAGNETS , Magnete / 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




    WIRELESS POWER-FEEDING DEVICE, WIRELESS POWER-FEEDING SYSTEM, AND WIRELESS POWER-FEEDING METHOD

    YOSHIDA SHUHEI / TANOMURA MASAHIRO / SHIZUNO KAORU | Europäisches Patentamt | 2015

    Freier Zugriff

    Wireless power feeding system and wireless power feeding method

    TSUJI MASAYOSHI / HATTORI WATARU / TANOMURA MASAHIRO et al. | Europäisches Patentamt | 2017

    Freier Zugriff

    In-vehicle wireless electric power feeding device and vehicle wireless electric power feeding method

    TAKAGI RYOHEI / TANAKA MAHO / NISHIJIMA TAKAYOSHI | Europäisches Patentamt | 2024

    Freier Zugriff

    IN-VEHICLE WIRELESS ELECTRIC POWER FEEDING DEVICE AND VEHICLE WIRELESS ELECTRIC POWER FEEDING METHOD

    TAKAGI RYOHEI / TANAKA MAHO / NISHIJIMA TAKAYOSHI | Europäisches Patentamt | 2021

    Freier Zugriff