The power system involved in the production process of the brewery includes: steam supply, compressed air supply, refrigeration system, and control system. Steam supply includes equipment: steam boiler, softened water system, steam distributor, steam pipes and valves;   The compressed air system includes: air compressors, dewaterers, filters, compressed air storage tanks, etc.; The refrigeration system includes: refrigerator, ice water tank, cold water tank, etc.; The control system includes: PLC control system and DCS intelligent control system, etc.