A battery pack includes battery cells arranged in an array to form a battery module layer. Multiple layers are vertically stacked with thermal management devices, such as active heat exchangers in the form of battery cold plates, above and below each layer to form a multi-layer battery stack that may be held in compression by a battery pack frame. The multi-layer battery stack and battery pack frame are surrounded by a battery enclosure, which has flat sealing surfaces to ensure robust sealing. The battery pack is associated with a thermal management system for cooling and heating the battery cells of the battery pack. The battery thermal management system provides cooling and heating by alternating cooling flow directions to achieve uniform temperature distribution. The battery pack may also include a vent detection sensor and vent isolators to detect and mitigate effects of a battery thermal runaway event. Multiple battery packs of a common form factor can be combined in parallel in different arrangements for different vehicles to optimize electric vehicle range, performance, and weight distribution. The battery system can be, charged, discharged, controlled, and thermally managed either by a centralized system or distributed system.


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    Titel :

    VENT PROTECTION FOR MODULAR AND SCALABLE BATTERY PACKS


    Weitere Titelangaben:

    LÜFTUNGSSCHUTZ FÜR MODULARE UND SKALIERBARE BATTERIEPACKS
    PROTECTION D'ÉVENT POUR BLOCS-BATTERIES MODULAIRES ET ÉVOLUTIFS


    Beteiligte:
    CHEN YANG (Autor:in) / CIATTI STEVE (Autor:in) / JIA MINGYANG (Autor:in) / BONSEN GREG W (Autor:in)

    Erscheinungsdatum :

    21.05.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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