DCN August 2017 - Page 26

Cooling Free For All Brendan Leonard, managing director at Stulz UK, explains the benefits of free cooling and how it can proactively create efficiency and have a positive impact upon data centre optimisation. D ata centre cooling is a continually evolving science due to the amount of equipment variations possible and the number of options in terms of facility design and operation. 26 | August 2017 There is now a plethora of cooling methodologies, from hot aisle to cold aisle, row containment, rack containment and water cooling, but one of the most effective – both in terms of cost and application – is free cooling. Power ranger Data centres consume almost as much energy for non-computing resources as they do in powering their servers. That is why Power Usage Effectiveness (PUE) has become such a prevalent industry