A hybrid energy storage system includes at least one first energy store and at least a second energy store, each with a nominal energy flow at least in one direction, wherein the energy stores exchange electrical energy with one another and/or with at least one external energy source and/or energy sink via electro-physical energy flows, using at least one control circuit. The control circuit operates the energy sink using at least one boost converter, which has at least one electronic switch, and/or a buck converter in the event of a required energy flow of the energy sink which is higher than the nominal energy flow of the second energy store, with an energy flow of the first energy store, while the second energy store supplies an energy flow from zero up to a constant energy flow which corresponds at maximum to the nominal energy flow of the second energy store.


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    Title :

    Hybrid energy storage system


    Contributors:

    Publication date :

    2021-03-16


    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 / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / 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



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