Power feed device (100) supplies power to storage battery (152) mounted on vehicle (150), through power receiving unit (154) of vehicle (150). Power supply unit (104) performs preliminary supply to power receiving unit (154) while sequentially changing a frequency, and performs main supply with power larger than in the preliminary supply. Power supply-side controller (103) acquires frequency characteristics associated with power supply coil (104a), and specifies a resonance frequency based on the acquired frequency characteristics. Power supply-side controller (103) determines whether or not to supply power to power reception coil (154a) based on a frequency difference between resonance frequencies.


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    Titel :

    POWER FEED DEVICE, POWER RECEPTION DEVICE AND POWER FEED METHOD


    Weitere Titelangaben:

    STROMSPEISEVORRICHTUNG STROMEMPFANGSVORRICHTUNG UND STROMSPEISEVERFAHREN
    DISPOSITIFS D'ALIMENTATION EN COURANT, DISPOSITIF DE RÉCEPTION DE COURANT ET PROCÉDÉ D'ALIMENTATION EN COURANT


    Beteiligte:
    OHASHI OSAMU (Autor:in) / NISHIO TSUYOSHI (Autor:in) / ASAOKA NORIAKI (Autor:in) / KOIZUMI MASAYOSHI (Autor:in)

    Erscheinungsdatum :

    2019-01-16


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    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 / B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES / H01F MAGNETS , Magnete



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