The invention provides a cooling device of a power battery, and relates to the technical field of power batteries, the cooling device comprises a fire-fighting gas supply device, a cooling gas pipe and a plurality of battery modules, the fire-fighting gas supply device generates gas capable of being used for fire fighting, and the cooling gas pipe is communicated with the fire-fighting gas supply device; the plurality of battery modules are composed of a plurality of battery cells, each battery cell is located below the cooling air pipe, the cooling air pipe is provided with a plurality of air holes, air holes are formed above each battery cell, and each air hole is blocked by a hot melting material. And by utilizing the dual effects that the strength of the hot melting material is reduced after being heated and the fire-fighting gas supply device generates gas impact for fire fighting, the air holes are quickly opened to realize accurate cooling of the battery cell.
本发明提供一种动力电池的冷却装置,涉及动力电池技术领域,该冷却装置包括消防气体供给装置、冷却气管和多个电池模组,消防气体供给装置产生能够用于消防的气体,冷却气管与消防气体供给装置连通;多个电池模组由多个电芯组成,各电芯均位于冷却气管的下方,其中,冷却气管具有多个气孔,各电芯上方均具有气孔,各气孔由热熔材料封堵。利用热熔材料受热后强度下降以及消防气体供给装置产生能够用于消防的气体冲击的双重作用,快速冲开气孔对电芯实现精准冷却。
Power battery emergency cooling device and control method
一种动力电池应急冷却装置及控制方法
2023-09-05
Patent
Elektronische Ressource
Chinesisch
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 / A62C FIRE-FIGHTING , Feuerbekämpfung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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