Battery pack comprising fire extinguishing device, and control method using same

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Battery pack comprising fire extinguishing device, and control method using same

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LEE KI-YOUNG

Provided are a battery pack and a control method using the same, the battery pack having improved safety so as to prevent fire or prevent fire from spreading even if ignited, thereby reducing the risks which can occur during ignition. The battery pack, according to the present invention, comprises: an electrode assembly comprising an anode, a cathode, and a separator; and a single cell or a plurality of cells having a pouch-shaped battery case for accommodating the electrode assembly, wherein the cell is accommodated and stacked by the module case, the module case comprises a fire suppression agent or a fire extinguishing agent at the inner or outer part thereof such that the fire suppression agent or the fire extinguishing agent is automatically discharged from the module case when cell swelling occurs.

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Title :

Battery pack comprising fire extinguishing device, and control method using same

Contributors:

LEE KI-YOUNG (author)

Publication date :

2020-05-12

Type of media :

Patent

Type of material :

Electronic Resource

Language :

English

Classification :

IPC:

A62D CHEMICAL MEANS FOR EXTINGUISHING FIRES , Chemische Mittel zum Löschen von Bränden / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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