In this month’s cost model, Aecom’s engineering services cost-management team explores the options for cooling large data centres – from traditional air cooling with chiller and Crac units, to free cooling and water-based systems
Tag: data centres
Battery technology in UPS systems – VRLA v Li-ion
Although lead-acid batteries are long-established, with a majority market share, lithium-ion is starting to pick up pace. Alex Emms, of Kohler Uninterruptible Power, compares the two technologies
Tiers for fears: How to ensure data centres keep companies flying
The meltdown of British Airway’s IT systems, after a power-supply failure, demonstrates how critical data centres are to business operations. Andy Pearson looks at levels of resilience and explains why cloud computing is making firms more susceptible to power cuts