Fresh air control system of energy storage system

The invention belongs to the technical field of fresh air systems, and particularly relates to a fresh air control system of an energy storage system, the fresh air control system comprises a box body and a battery pack arranged in an inner cavity of the box body, the inner cavity of the box body is provided with a detection module used for detecting the internal temperature of the box body, and the box body is provided with two sets of ventilation openings used for air circulation. The fresh air control system is used for enabling external air to flow into the box body, the air outlet control unit is used for exhausting the air in the box body, the fresh air control system is connected with one set of ventilation openings, and the air outlet control unit is connected with the other set of ventilation openings. According to the air purification device, the air purification effect is achieved, dust is prevented from being attached to the battery pack by purifying the air, the battery pack is further prevented