Intelligence Update
Data center free air cooling trends
With the recent expansion of the American Society of Heating, Refrigerating and Air-Conditioning Engineers’ (ASHRAE’s) acceptable data center operating temperature and humidity ranges — taken as an industry-standard best practice by many operators — the case for free air cooling has become much stronger. Free air cooling is an economical method of using low external air temperature to cool server rooms.
In the 2019 Uptime Institute supply-side survey, we asked over 500 data center vendors, consultants and engineers about their customers’ adoption of free air economizer cooling (the use of outside air or a combination of water and air to supplement mechanical cooling) using the following approaches:
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