BATTERY PACK COMPRISING FIRE EXTINGUISHING UNIT

Disclosed is a battery pack having a reduced risk of secondary ignition or explosion. The battery pack includes at least two battery modules arranged in one direction; and a fire extinguishing unit having a fire extinguishing tank configured to contain a fire extinguishing agent therein, a pipe conn...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	JUNG, Goan-Su, LEE, Jin-Kyu
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY FIRE-FIGHTING HUMAN NECESSITIES LIFE-SAVING PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	Disclosed is a battery pack having a reduced risk of secondary ignition or explosion. The battery pack includes at least two battery modules arranged in one direction; and a fire extinguishing unit having a fire extinguishing tank configured to contain a fire extinguishing agent therein, a pipe connected to the fire extinguishing tank to supply the fire extinguishing agent from the fire extinguishing tank to each of the at least two battery modules, a flow rate adjusting part provided to the pipe and configured to adjust a feed flow rate of the fire extinguishing agent to be constant, and at least one valve configured to supply the fire extinguishing agent from the fire extinguishing tank to the battery module having an internal temperature rising over a predetermined temperature.