The Brapu combined dry and wet cooling tower combines the heat exchange advantages of air cooling and evaporative cooling, and can achieve dry and wet combined operation. It is an intelligent closed cooling tower that combines multiple practical technologies such as efficient cooling, energy-saving and water-saving, eliminating white fog, and preventing scaling. This product has the advantages of compact structure, high heat transfer efficiency, low operating costs, and convenient installation and maintenance. Especially in soft water closed loop cooling systems, it has good application prospects. At present, it has been widely used in closed cooling systems for industrial circulating water, especially in arid and water scarce areas; The Brapu dry wet combined cooling tower has been successfully applied in industries such as metallurgy, steel, electricity, chemical industry, coal chemical industry, textile (chemical fiber, printing and dyeing), pharmaceuticals, papermaking, air separation oxygen production, polycrystalline silicon, etc.