BATTERY PACK AND ENERGY STORAGE SYSTEM

Embodiments of the present disclosure relate to the field of energy storage and provide a battery pack and an energy storage system. The battery pack includes a bottom plate, a frame, and a plurality of explosion-proof valves. The bottom plate and the frame are configured to form an accommodating chamber for receiving battery modules, and space between every two adjacent battery modules of the battery modules forms a respective first discharging channel. The plurality of explosion-proof valves are arranged on the frame, and each explosion-proof valve of at least some of the plurality of explosion-proof valves is arranged to directly face to a corresponding first discharging channel.