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A Primer on District Cooling Systems

A District Cooling System (DCS) distributes thermal energy in the form of chilled water from a central source to multiple buildings through a network of underground pipes to spaces or processes for cooling purpose. The cooling or heat rejection is provided from a central cooling plant, thus eliminating the need for separate systems in individual buildings. Figure 1 shows the graphic of a typical DCS.

By Shrikant Kaduskar
July-September 2008
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