Data center facilities pro:

data center cooling


May 21, 2009  6:40 PM

Building data centers in Afghanistan



Posted by: Mark Fontecchio
Container Data Center, data center cooling

A couple weeks ago I got the chance to spend the morning with Paul Brenner, who works in the high-performance computing department at the University of Notre Dame. Brenner is spearheading a project to build a containerized data center next to a local municipal greenhouse so that, during winter...

February 23, 2009  8:03 PM

Data center high density vs. low density: Is there a paradox?



Posted by: Mark Fontecchio
data center cooling, Data center power

Over at CIO, there is an article about a so-called data center power-density paradox. According to Michael Bullock, the CEO of a data center design consultancy called


February 2, 2009  7:04 PM

Data center fan efficiency hubbub from ASHRAE



Posted by: Mark Fontecchio
Data Center airflow, data center cooling

The following is a guest post from Vali Sorell, an associate partner in the critical facilities division at the Syska Hennessy Group. Sorell was a speaker at the ASHRAE Technical Committee (TC) 9.9 sessions in Chicago last week, and had some comments...


January 28, 2009  5:39 PM

More on ASHRAE’s expanded recommended data center temperature, humidity ranges



Posted by: Mark Fontecchio
data center cooling

In a story earlier this week, I reported on the American Society of Heating, Refrigerating and Air-conditioning Engineers (ASHRAE) TC 9.9 expanding its recommended guidelines for data center temperature...

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January 27, 2009  10:31 PM

Perforated tiles can be your friend — even in the hot aisle



Posted by: Mark Fontecchio
Data Center airflow, data center cooling

With the American Society of Heating, Refrigerating and Air-conditioning Engineers


January 26, 2009  9:37 PM

Raise the data center temperature, but bring your earplugs



Posted by: Mark Fontecchio
Data Center airflow, data center cooling

CHICAGO - The American Society for Heating, Refrigerating and Air-conditioning Engineers (ASHRAE) has expanded recommended guidelines for ambient data center temperatures, but they're warning that the new range could cause data center noise increases. There has been a lot of talk recently about...


January 23, 2009  3:35 PM

ASHRAE TC 9.9 to tackle data center infrastructure at winter meeting



Posted by: Mark Fontecchio
Data Center airflow, data center cooling, Data center user groups

Next week is the annual winter meeting for the American Society for Heating, Refrigerating and Air-conditioning Engineers (ASHRAE), to be held in Chicago. The group's Technical Committee 9.9 focuses on data centers and has become an industry leader on the subject...


September 19, 2008  3:47 PM

Do you use kw/rack and cfm/kw to determine cooling capacity? Beware



Posted by: Mark Fontecchio
data center cooling, DataCenter

A common metric for determining cooling capacity in data centers is kw/rack, or kilowatts per rack, and cfm/kw, or cubic feet per minute per kilowatt. By figuring out how much power your server cabinet is drawing, the logic goes that you'll then know how much cooling you need. From looking...


September 17, 2008  5:12 PM

Air velocity out the back of servers



Posted by: Mark Fontecchio
Data Center airflow, data center cooling, DataCenter

Last week I spoke to Sherman Ikemoto from Future Facilities, which sells computational fluid dynamics software for analyzing airflow in data centers. I...


September 11, 2008  8:42 PM

The Google pirates, corporate tax, and ice-side economizers



Posted by: Mark Fontecchio
data center cooling, Google data center

Google water based data center

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