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The Greening of IT: How Companies Can Make a Difference for the Environment by John Lamb

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8 What About Chillers, Cooling Tower Fans, and All That Cooling Equipment Usually Ignored by IT?

“The power and cooling infrastructure that supports IT equipment in data centers uses significant energy, accounting for 50 percent of the total consumption of data centers.”

—EPA Report to Congress on Server and Data Center Energy Efficiency, 2007

We know that the cooling of data centers via chillers, cooling tower fans, and such has a significant impact on overall data center energy use and our goal for green IT at data centers. About half of the energy used by data centers goes to cooling and other data center support systems. This chapter looks at methods to improve the energy efficiency of the chillers, cooling tower fans, and other cooling ...

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