[Beowulf] /. Swedish data center saves $1 million a year using seawater for cooling

[Jerker Nyberg]

Do they not recycle the heat?

--jerker


On Fri, 17 May 2013, Eugen Leitl wrote:

>
> http://www.networkworld.com/news/2013/051613-swedish-data-center-saves-1-269868.html
>
> Swedish data center saves $1 million a year using seawater for cooling
>
> Collocation provider Interxion uses water pumped from the Baltic Sea to cool
> its data centers
>
> By James Niccolai, IDG News Service
>
> May 16, 2013 04:26 PM ET
>
> IDG News Service - A data center in Sweden has cut its energy bills by a
> million dollars a year using seawater to cool its servers, though jellyfish
> are an occasional hazard.
>
> Interxion, a collocation company in the Netherlands that rents data center
> space in 11 countries, uses water pumped from the Baltic Sea to cool the IT
> equipment at its facilities in Stockholm.
>
> [ IN PICTURES: 10 of the world's coolest data centers ]
>
>
> Credit: James Niccolai, IDG News Service
>
> Lex Coors of Interxion describes his company's salwater cooling system at the
> Uptime Institute Symposium.  The energy used to cool IT equipment is one of
> the costliest areas of running a data center. Companies have traditionally
> used big, mechanical chillers, but some are turning to outside air and
> evaporative techniques as lower-cost alternatives.
>
> Seawater is another option, and apparently an effective one. Interxion
> recouped its initial investment after about a year, with the "cost" of the
> seawater equivalent to US$0.03 per kWh, said Lex Coors, Interxion's chief
> engineering officer, at the Uptime Institute's data center conference in
> Santa Clara, California, this week.
>
> Interxion benefited greatly from the fact that there was already a network of
> pipes around Stockholm that provides seawater for cooling. It worked with a
> local partner to connect its data center to that network, at a cost of about
> $1 million.
>
> [SNIP]
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