A vehicle traction battery pack (900) comprises: a plurality of vehicle traction battery pack subassemblies 100, each vehicle traction battery pack subassembly comprising: a plurality of electrical cells (110), an elongate casing (120) containing the plurality of electrical cells, wherein the elongate casing is elongate in a lengthways direction (130), wherein the elongate casing comprises a casing base 1300 comprising a plurality of casing openings (1310); and a baseplate 1200 comprising a plurality of elongate galleries (1210), wherein each one of the plurality of elongate galleries comprises two gallery sidewalls 1211, 1212, a gallery base 1213, and a gallery opening 1214 opposite the gallery base, wherein the plurality of vehicle traction battery pack subassemblies 100 are mounted on the baseplate 1200 in alignment with the plurality of elongate galleries such that the plurality of casing openings of each vehicle traction battery pack subassembly face an aligned said gallery opening thereby allowing hoy gasses emitted from the casing openings in a venting event to disperse across the galleries. Each elongate casing may contain at least two chambers arranged in a line end-to-end and separated by at least one bulkhead. The electrical cells may be pouch cells or prismatic cells.


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    Title :

    A vehicle traction battery pack and a vehicle


    Publication date :

    2023-01-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English





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