A Chicago thriller – chiller replacement

Replacing a district cooling system with chillers required a helicopter to lift new plant into a tiny room 200 metres above Chicago. Cyclone Energy Group’s Benjamin Skelton describes the challenge

Making the case for evaporative cooling

Evaporative cooling can save energy when used in the right climate. AEI’s James Falconer looks at the technology in Hong Kong, Las Vegas and London, and explains why the cooling method is making a comeback

Packing a punch – battery chillers

New battery technology could revolutionise the HVAC industry, says Klima-Therm’s Tim Mitchell, who explains how battery chillers that integrate and control multiple power sources deliver low-cost, efficient cooling

In control – thermal comfort and productivity

Architect AHMM has used its office as a testbed for thermal strategies in a building with no cooling. AHMM’s Craig Robertson and Ines Idzikowski Perez, of UCL, report on the balance between cost, comfort and productivity