A battery module according to the present invention includes a plurality of battery cells, a module case including an upper frame located above the plurality of battery cells and in which a plurality of flow holes are formed, a lower frame located below the upper frame and including an accommodating space for accommodating at least a portion of each of the plurality of battery cells, and an upper cover located between the upper frame and the lower frame, located above the plurality of battery cells, and including a plurality of openings configured to expose electrode terminals of the plurality of battery cells, a piezoelectric sensor film located between the upper frame and the upper cover or located outside the upper frame, and configured to generate an electrical signal when pressure is applied by an external force, and a control unit configured to receive the electrical signal generated from the piezoelectric sensor film and analyze whether the battery cells have exploded.
BATTERY MODULE, BATTERY PACK, AND ELECTRIC AUTOMOBILE
BATTERIEMODUL, BATTERIEPACK UND ELEKTRISCHES AUTOMOBIL
MODULE DE BATTERIE, BLOC-BATTERIE ET AUTOMOBILE ÉLECTRIQUE
2024-08-07
Patent
Electronic Resource
English
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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