District Chilling
From Swikipedia
Introduction
District Chilling is a provision of space cooling to more than one building or customer, via chilled water in network of pipes.
The chilling system circulates cooled water from the heat station through additional insulated mains, innovative ice storage system that will be added to meet peak loads from this development. The ice store will be filled with ice at night using electricity from CHP and cooling drawn off during the day.
References:
www.wartsila.com/.../power_district_heating_and_chilling.pdf

