Lg Energy Solution, Ltd.

Lg Chem, Ltd

Jun-Min Lee

Jin-Kyu Lee

Goan-Su Jung

Gyong-Jin Oh

Ji-Won Lee

Hyun-Min Lee

Suk-Chul Kim

A battery pack includes at least two battery modules arranged in one direction; and a fire extinguisher having a linear temperature sensor partially extending linearly along the at least two battery modules and configured to sense whether at least one of the at least two battery modules has a temperature over a predetermined temperature, a fire extinguishing tank configured to accommodate 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, and a valve opened to supply the fire extinguishing agent from the fire extinguishing tank to the battery module over the predetermined temperature.

Battery pack comprising extinguishment unit

Provided are an energy storage system (ESS) capable of increasing precision of a fire control system to accurately determine and extinguish a fire, and a fire control method of the ESS. The ESS according to the present disclosure includes a container, a heating, ventilation and air conditioning (HVAC) system, and a fire control system, wherein the fire control system includes a fire extinguisher and a control panel, a smoke detector, a heat detector, and a flame detector mounted in the container, and a duct smoke detector mounted in a duct of the HVAC system, and wherein the control panel has a mode for operating the fire extinguisher when all of the smoke detector, the heat detector, and the flame detector detect a fire, a mode for operating the fire extinguisher when the duct smoke detector detects a fire, and a mode for operating the fire extinguisher when a manipulation button is operated.

Energy storage system and fire control method of the energy storage system

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Daejeon, South Korea

Jun-Min Lee