The composite cooling system is the one type of cooling system that will distribute the heat into the air, in other words, the cooling system using evaporative cooler(Comprehensive Air Coolers), closed cooling tower, combined use of multiple heat exchangers and other ways is a composite water cooling system. 。

The composite cooling system is often used in special high temperature condition. The common composite schemes include the series of air cooler and cooling tower also the series of air cooler and refrigerating unit.