A charge/discharge control method for a charge/discharge element includes receiving a request value (Pfr) of a frequency adjustment capacity according to a system frequency (f) of an electric power system (10), the request value being broadcast-transmitted to a plurality of charge/discharge elements (EV1, EV2, EV3, ...) connected to an electric wire (12) of the electric power system (10), determining an output property of charging/discharging with respect to the system frequency (f), based on a priority degree (β) and the request value (Pfr) being received, the priority degree indicating a degree at which charging or discharging of an own element (EV1) is prioritized over charging or discharging of another charge/discharge element (EV2, EV3, ...), correcting the output property to increase an upper limit value or a lower limit value of an output range as the priority degree (β) is higher, and performing charging or discharging with an output determined based on a deviation (Δf) between the system frequency (f) measured at a connection end to the electric power system (10) and a reference frequency (fref) of the electric power system (10) and the output property after the correction.


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    Title :

    CHARGE/DISCHARGE CONTROL METHOD FOR CHARGING/DISCHARGING ELEMENT AND CHARGE/DISCHARGE CONTROL DEVICE FOR CHARGING/DISCHARGING ELEMENT


    Additional title:

    LADE-/ENTLADESTEUERUNGSVERFAHREN FÜR LADE-/ENTLADEELEMENT UND LADE-/ENTLADESTEUERUNGSVORRICHTUNG FÜR LADE-/ENTLADEELEMENT
    PROCÉDÉ DE COMMANDE DE CHARGE/DÉCHARGE POUR ÉLÉMENT DE CHARGE/DÉCHARGE ET DISPOSITIF DE COMMANDE DE CHARGE/DÉCHARGE POUR ÉLÉMENT DE CHARGE/DÉCHARGE


    Contributors:
    SUZUKI KENTA (author) / IKEZOE KEIGO (author) / MURAI KENSUKE (author)

    Publication date :

    2024-06-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    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 / G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES , Systeme zum Regeln elektrischer oder magnetischer Veränderlicher



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