KETEP 세계에너지시장정보

1. A fire suppression device (8) for suppressing fires in a battery (7), the device (8) comprising the battery (7), and a thermal management system (5) comprising a liquid circuit (13) for circulating a liquid to control the temperature of the battery (7), characterized in that it comprises a perforated support plate (23) arranged between the liquid circuit (13) and the battery (7), wherein at least one sealing member (35) comprising a fusible portion (43) is provided on the perforated support plate by being inserted into at least one hole of the perforated support plate, said liquid circuit (13) having a tube wall comprising at least one opening (25) corresponding to at least one hole of the perforated support plate (23), which opening is closed by a sealing member (35) comprising a fusible portion (43) by inserting the sealing member (35) into said opening through said hole, wherein the fusible portion (43) is configured to melt when exposed to a temperature above a predetermined activation temperature, thereby allowing liquid to drain from the liquid circuit (13) through the opening (25) to cool a portion of the battery pack (7) in the event of an abnormal rise in temperature in the vicinity of the opening (25).