An energy storage module (ESM) assembly, ESM and method of balancing current flow on a direct current bus are provided. The ESM assembly includes a bidirectional DC-DC converter, an ESM having first and second energy cell strings connected in parallel relative to one another and configured to be connected to respective inputs of the bidirectional DC-DC converter. The ESM is configured to absorb current from the bidirectional DC-DC converter when the bidirectional DC-DC converter is operated in a buck mode. The ESM is configured to source current to the bidirectional DC-DC converter when the bidirectional DC-DC converter is operated in a boost mode.


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    Title :

    Energy storage modules with parallel energy storage module architectures


    Contributors:

    Publication date :

    2022-03-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    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 / 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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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