Battery pack liquid cooling heat dissipation system of electric aircraft

By using a multi-layer module liquid cooling system and a 'U'-shaped flow channel structure, the problem of low heat dissipation efficiency in electric aircraft battery packs has been solved, achieving efficient heat dissipation of the cells and suppression of thermal runaway, thereby improving the safety and lifespan of the battery pack.

CN224502023UActive Publication Date: 2026-07-14COMAC ERA (SHANGHAI) AVIATION CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
COMAC ERA (SHANGHAI) AVIATION CO LTD
Filing Date
2025-06-17
Publication Date
2026-07-14

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    Figure CN224502023U_ABST
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Abstract

The utility model discloses a kind of battery pack liquid cooling heat dissipation systems of electric aircraft, belong to power battery heat dissipation technical field, including box, connecting reversing component and mounting base;The box is provided with two groups and is respectively fixedly installed on the left and right sides of mounting base upper end, the connecting reversing component is provided with two groups and is respectively installed on the left and right sides of mounting base upper end;Upper die group and lower die group are installed in the inside of the box, the upper die group and lower die group all include electric core and liquid cooling system, the electric core is provided with multiple and all fixedly installed in the inside of box, multiple electric core groups are arranged between the most front side and the last side, and electric core group is composed of two mutually fixed. By the above-mentioned mode, the utility model can realize the heat dissipation of multilayer module, and can realize the efficient heat dissipation of electric core, reduce the temperature difference between electric core, prolong the cycle life of battery pack;While the safety of battery pack can be efficiently inhibited the heat runaway spread of electric core, increase.
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