The building area of the cool storehouse is 800m2, with a single-story structure and a floor height of 7.5 meters. The cool storehouse temperature is 16-18°C, and the relative humidity is 45%-75%. The cold source adopts an integrated air-cooled chiller, and the unit is a three-circuit refrigeration unit. The system ensures the safe operation of the air conditioning and refrigeration system. The chilled water temperature can be adjusted according to the needs of the unit, and the effluent water can be adjusted from 5°C to 12°C.