The invention discloses a hollow plate-type air cooling tower.The hollow plate-type air cooling tower comprises an external circulation flow channel with internal cooling water and a cooling unit which conducts heat exchange with the external circulation flow channel with internal cooling water; the cooling unit comprises an air multiplier, wherein the air multiplier is arranged below the external circulation flow channel with internal cooling water with the position where the central axis of the external circulation flow channel with internal cooling water is located as the center, multiple water flow branches in parallel connection are formed between a water outlet of an internal cooling system and a water inlet of the internal cooling system, and a wavelike air flow channel is formed between each water flow branch and the adjacent water flow branch; through mutual cooperation among a sampling unit, a control unit and an action execution unit in a corresponding control method, external air is introduced through the air multiplier and sent into the wavelike air flow channels extending from a water inlet pipe to a water outlet pipe, and heat exchange operation is completed.According to the hollow plate-type air cooling tower and the control method thereof, a structure and a corresponding method through which heat exchange operation is completed under the condition of being independent of water cooling, and the external cooling requirement is met are provided.