AUTOMATIC FIRE EXTINGUISHING AND SUPPRESSION DEVICE FOR AN ELECTRIC VEHICLE BATTERY AND METHOD THEREOF

An automatic fire extinguishing and suppression device for an electric vehicle battery includes an automatic fire extinguishing and suppression module for an electric vehicle battery module including at least one electric vehicle battery cell. The automatic fire extinguishing and suppression module is a multilayer packaging structure that includes a first automatic fire extinguishing and suppression inner layer, a first automatic fire extinguishing and suppression middle layer and an automatic fire extinguishing and suppression outer layer. The first automatic fire extinguishing and suppression middle layer includes a first fire extinguishing material filled under pressure, and a ventilation and heat dissipation space is formed between the first automatic fire extinguishing and suppression inner layer and the electric vehicle battery cell.