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	<title>The Hot Aisle &#187; Green Ideas</title>
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	<link>http://www.thehotaisle.com</link>
	<description>Fresh Thinking on IT Operations</description>
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		<title>So you think you understand your data center?</title>
		<link>http://www.thehotaisle.com/2010/07/07/so-you-think-you-understand-your-data-center/</link>
		<comments>http://www.thehotaisle.com/2010/07/07/so-you-think-you-understand-your-data-center/#comments</comments>
		<pubDate>Wed, 07 Jul 2010 14:47:57 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[IT Leadership]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[Mechanical]]></category>
		<category><![CDATA[Reliability & Availability]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Maintenance]]></category>
		<category><![CDATA[Problems]]></category>
		<category><![CDATA[Raised Floor]]></category>
		<category><![CDATA[Temperature]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1984</guid>
		<description><![CDATA[Yesterday Chris Leahy (my Technical Facilities Manager) and I were agonising over why we had low plenum pressure in our Data Center and why we were seeing symptoms of hot air trapped in the roof void. We looked at all the normal stuff: Leaks in the plenum space Badly sealed floor Cable access holes improperly [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2010/07/07/so-you-think-you-understand-your-data-center/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Is there an option other than Semtex to fix my Data Centre?</title>
		<link>http://www.thehotaisle.com/2010/03/12/is-there-option-other-than-semtex-to-fix-my-data-centre/</link>
		<comments>http://www.thehotaisle.com/2010/03/12/is-there-option-other-than-semtex-to-fix-my-data-centre/#comments</comments>
		<pubDate>Fri, 12 Mar 2010 19:45:43 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Cabinet]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[DC Power]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT Infrastructure]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[Problems]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Raised Floor]]></category>
		<category><![CDATA[Sustainability]]></category>
		<category><![CDATA[Temperature]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1943</guid>
		<description><![CDATA[There are a lot of them around, Data Centres. A few of them are designed and operated very well and deliver great Power Usage Efficiency. Some could do a bit better, perhaps an airside economiser or two, or some hot or cold aisle containment, or maybe some DC power. Some are just a nightmare and [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2010/03/12/is-there-option-other-than-semtex-to-fix-my-data-centre/feed/</wfw:commentRss>
		<slash:comments>4</slash:comments>
		</item>
		<item>
		<title>Live Efficient Data Centre Summit Webcast 21st April</title>
		<link>http://www.thehotaisle.com/2010/02/22/live-efficient-data-centre-summit-webcast-21st-april/</link>
		<comments>http://www.thehotaisle.com/2010/02/22/live-efficient-data-centre-summit-webcast-21st-april/#comments</comments>
		<pubDate>Mon, 22 Feb 2010 18:46:11 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Conferences]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[DC Power]]></category>
		<category><![CDATA[Electricity]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Maintenance]]></category>
		<category><![CDATA[Plenum Floor]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Reliability]]></category>
		<category><![CDATA[Service Protection]]></category>
		<category><![CDATA[Storage]]></category>
		<category><![CDATA[Sustainability]]></category>
		<category><![CDATA[Temperature]]></category>
		<category><![CDATA[UPS]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[vmware]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1922</guid>
		<description><![CDATA[Data Centre design is an evolutionary process and we can see the first signs of significant change in the latest sites. Co-generation, liquid cooling, cloud computing, high density are all likely to feature in the 2020 Data Centre. How are you placed with your existing Data Centre investments to take advantage of these changes? Will [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2010/02/22/live-efficient-data-centre-summit-webcast-21st-april/feed/</wfw:commentRss>
		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>Why storage will inevitably migrate to flash and trash</title>
		<link>http://www.thehotaisle.com/2010/01/31/why-storage-will-inevitably-migrate-to-flash-and-trash/</link>
		<comments>http://www.thehotaisle.com/2010/01/31/why-storage-will-inevitably-migrate-to-flash-and-trash/#comments</comments>
		<pubDate>Sun, 31 Jan 2010 20:17:08 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Mechanical]]></category>
		<category><![CDATA[Opinion]]></category>
		<category><![CDATA[Storage]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[SAN]]></category>
		<category><![CDATA[UPS]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1896</guid>
		<description><![CDATA[If you have been following the storage business for a while, you will have noticed a few changes: Introduction of Flash Memory components as Solid State Disks Serial ATA (SATA) disks becoming popular and growing in capacity (2TB soon) There are lots of other disk technologies around like Fibre Channel and SAS but SSD and [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2010/01/31/why-storage-will-inevitably-migrate-to-flash-and-trash/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Want to understand the Smart Grid?</title>
		<link>http://www.thehotaisle.com/2009/12/25/want-to-understand-the-smart-grid/</link>
		<comments>http://www.thehotaisle.com/2009/12/25/want-to-understand-the-smart-grid/#comments</comments>
		<pubDate>Fri, 25 Dec 2009 12:02:25 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Reliability & Availability]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[DC Power]]></category>
		<category><![CDATA[Electricity]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Government]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Investment]]></category>
		<category><![CDATA[IT Infrastructure]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[Leadership]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Research]]></category>
		<category><![CDATA[Sustainability]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1851</guid>
		<description><![CDATA[Here is a video from my friend Professor Masood Amin @Massoud_Amin who is the world authority on Smart Grid. If we want to save the planet from global warming, prevent terrorists shutting down our economy and prevent catastrophic failure of our power distribution systems. This is the template of what we need to do and [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/12/25/want-to-understand-the-smart-grid/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Cute retrofit air containment solution launched</title>
		<link>http://www.thehotaisle.com/2009/12/11/cute-retrofit-air-containment-solution-launched/</link>
		<comments>http://www.thehotaisle.com/2009/12/11/cute-retrofit-air-containment-solution-launched/#comments</comments>
		<pubDate>Fri, 11 Dec 2009 21:09:16 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Cabinet]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[Sustainability]]></category>
		<category><![CDATA[Temperature]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1802</guid>
		<description><![CDATA[Last week I met with my friend Steve Sole of Nubis who wanted to tell me about the work they have been doing in data centers around improving energy efficiency. Nubis make demountable Aisle Containment systems &#8211; they don&#8217;t care if it is Hot or Cold Aisle &#8211; the objective is to stop the air [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/12/11/cute-retrofit-air-containment-solution-launched/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>New pictures of Iceotope Liquid Cooled Blades</title>
		<link>http://www.thehotaisle.com/2009/11/17/new-pictures-of-iceotope-liquid-cooled-blades/</link>
		<comments>http://www.thehotaisle.com/2009/11/17/new-pictures-of-iceotope-liquid-cooled-blades/#comments</comments>
		<pubDate>Tue, 17 Nov 2009 09:23:39 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cloud]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Press Releases]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[Cabinet]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT Infrastructure]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Reliability]]></category>
		<category><![CDATA[servers]]></category>
		<category><![CDATA[Sustainability]]></category>
		<category><![CDATA[Temperature]]></category>
		<category><![CDATA[Virtualization]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1722</guid>
		<description><![CDATA[Iceotope Unveils First Modular Liquid-Immersion Cooled Blade Server Supercomputing 2009, Portland Oregon; 17th November 2009: Iceotope (www.iceotope.com) today launched its new liquid-cooled server technology. The system is believed to be the first to use modular “liquid immersion” of the server components and is able to reduce data centre cooling costs by 93%, saving hundreds of [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/11/17/new-pictures-of-iceotope-liquid-cooled-blades/feed/</wfw:commentRss>
		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>Greenwash or Greenbacks?</title>
		<link>http://www.thehotaisle.com/2009/11/17/greenwash-or-greenbacks/</link>
		<comments>http://www.thehotaisle.com/2009/11/17/greenwash-or-greenbacks/#comments</comments>
		<pubDate>Tue, 17 Nov 2009 07:22:09 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Interviews]]></category>
		<category><![CDATA[Opinion]]></category>
		<category><![CDATA[Surveys]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Reliability]]></category>
		<category><![CDATA[Temperature]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1718</guid>
		<description><![CDATA[Greenwash or Greenbacks? &#8211; an eWEEK Europe Webinar What is the real motivation behind the Green Data Centre movement?  Saving the planet&#8230;  or saving money? &#8230;or keeping one step ahead of possible regulations, and saving yourself from a world of legal trouble? Readers of the Hot Aisle will already know that moves to more efficient [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/11/17/greenwash-or-greenbacks/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Data Centre Dilemmas</title>
		<link>http://www.thehotaisle.com/2009/11/16/data-centre-dilemmas/</link>
		<comments>http://www.thehotaisle.com/2009/11/16/data-centre-dilemmas/#comments</comments>
		<pubDate>Mon, 16 Nov 2009 16:11:00 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cloud]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Interviews]]></category>
		<category><![CDATA[IT Leadership]]></category>
		<category><![CDATA[Mechanical]]></category>
		<category><![CDATA[Moves & Migration]]></category>
		<category><![CDATA[Reliability & Availability]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT Infrastructure]]></category>
		<category><![CDATA[Migration]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Reliability]]></category>
		<category><![CDATA[servers]]></category>
		<category><![CDATA[Temperature]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[vmware]]></category>
		<category><![CDATA[Windows]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1714</guid>
		<description><![CDATA[I recently chaired a very interesting panel debate and discussion Hosted By BLADE Network Technologies in London. The panel was made up of: Harkeeret (Harqs) Singh, Global Head Data Centre Energy Optimisation, Thomson Reuters Finlay MacLeod, VP IT Infrastructure, EMEA, First Data Corp Charles Ferland, VP of EMEA, BLADE Network Technologies Brian Peterson, VP International [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/11/16/data-centre-dilemmas/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Innovation obsoletes the data centre</title>
		<link>http://www.thehotaisle.com/2009/11/13/one-day-all-servers-will-be-this-good/</link>
		<comments>http://www.thehotaisle.com/2009/11/13/one-day-all-servers-will-be-this-good/#comments</comments>
		<pubDate>Fri, 13 Nov 2009 21:48:19 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cloud]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[Mechanical]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Reliability & Availability]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Investment]]></category>
		<category><![CDATA[IT Infrastructure]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Reliability]]></category>
		<category><![CDATA[Research]]></category>
		<category><![CDATA[servers]]></category>
		<category><![CDATA[Sustainability]]></category>
		<category><![CDATA[Temperature]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1695</guid>
		<description><![CDATA[Next week, Iceotope will announce that it has developed, patented and manufactured an extreme IT equipment cooling solution.  The solution tackles the problems of cooling servers in data centres all the way from the actual source of the heat – at the processor and memory component level – to its final destination &#8211; outside air by [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/11/13/one-day-all-servers-will-be-this-good/feed/</wfw:commentRss>
		<slash:comments>40</slash:comments>
		</item>
		<item>
		<title>Back to the future for the z11 Mainframe</title>
		<link>http://www.thehotaisle.com/2009/09/25/back-to-the-future-for-the-z11-mainframe/</link>
		<comments>http://www.thehotaisle.com/2009/09/25/back-to-the-future-for-the-z11-mainframe/#comments</comments>
		<pubDate>Fri, 25 Sep 2009 21:36:16 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cloud]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Interviews]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT Infrastructure]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Reliability]]></category>
		<category><![CDATA[servers]]></category>
		<category><![CDATA[Temperature]]></category>
		<category><![CDATA[Virtualization]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1619</guid>
		<description><![CDATA[I recently had a conversation with Mark Anzani, IBM&#8217;s CTO for System z, the mainframe platform. Regular readers will know that cooling technology is a favourite subject here on the hot aisle and I was keen to get an answer to how IBM plan to cool their next range of machines, the z11 series. IBM [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/09/25/back-to-the-future-for-the-z11-mainframe/feed/</wfw:commentRss>
		<slash:comments>8</slash:comments>
		</item>
		<item>
		<title>Come join the virtualization tour</title>
		<link>http://www.thehotaisle.com/2009/09/12/come-join-the-virtualization-tour/</link>
		<comments>http://www.thehotaisle.com/2009/09/12/come-join-the-virtualization-tour/#comments</comments>
		<pubDate>Sat, 12 Sep 2009 11:01:05 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Conferences]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Investment]]></category>
		<category><![CDATA[Leadership]]></category>
		<category><![CDATA[SAN]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[vmware]]></category>
		<category><![CDATA[Windows]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1556</guid>
		<description><![CDATA[At ESG we&#8217;ve teamed up with Dell, Microsoft, Symantec, VMware, and Intel on the Virtualization Tour show that&#8217;s all over North America (for now)! From September 29th pretty much every day through the end of October, we&#8217;ll be in a US city! The content is excellent &#8211; based on some killer ESG research and analysis [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/09/12/come-join-the-virtualization-tour/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Cleansource UPS &#8211; No batteries &#8211; Just a flywheel</title>
		<link>http://www.thehotaisle.com/2009/09/11/cleansource-ups/</link>
		<comments>http://www.thehotaisle.com/2009/09/11/cleansource-ups/#comments</comments>
		<pubDate>Thu, 10 Sep 2009 23:14:53 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[Mechanical]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Electricity]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[Reliability]]></category>
		<category><![CDATA[Service Protection]]></category>
		<category><![CDATA[UPS]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/2009/09/11/cleansource-ups/</guid>
		<description><![CDATA[Sometimes the IT business and technology in general gets it right by looking back into history for sensible solutions to intractable problems. By combining modern engineering with old designs we get something extremely smart. To provide stay up power whilst our engines get up to speed we can now use flywheel technology to store kinetic [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/09/11/cleansource-ups/feed/</wfw:commentRss>
		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>Standing in the cold aisle</title>
		<link>http://www.thehotaisle.com/2009/09/10/standing-in-the-cold-aisle/</link>
		<comments>http://www.thehotaisle.com/2009/09/10/standing-in-the-cold-aisle/#comments</comments>
		<pubDate>Thu, 10 Sep 2009 14:57:01 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Temperature]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1527</guid>
		<description><![CDATA[Here is a photograph of my ESG colleague Taya Wyss and Cesar Orosco from NetApp in Sunnyvale standing in a smart cold aisle containment system. This is an aftermarket fitting in a relatively old data centre but nevertheless a useful improvement to cooling efficiency. The photograph shows cabinets facing front to front so that the [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/09/10/standing-in-the-cold-aisle/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Curtains in Sunnyvale</title>
		<link>http://www.thehotaisle.com/2009/08/26/curtains-in-sunnyvale/</link>
		<comments>http://www.thehotaisle.com/2009/08/26/curtains-in-sunnyvale/#comments</comments>
		<pubDate>Wed, 26 Aug 2009 22:59:24 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Contamination]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Data Center Reviews]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[Plenum Floor]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Raised Floor]]></category>
		<category><![CDATA[Sustainability]]></category>
		<category><![CDATA[Temperature]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=1511</guid>
		<description><![CDATA[I am on the West Coast of the US this week visiting with NetApp in Sunnyvale again. On this trip I had the opportunity to visit a couple of NetApp&#8217;s internal data centers (B11 and the impressive B2 sites) with Cesar Orosco, NetApp on NetApp IT Architect. Cesar is charged with using NetApp technology in [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2009/08/26/curtains-in-sunnyvale/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Exclusive Interview with Mark Shirman &#8211; CEO of Glasshouse Technologies</title>
		<link>http://www.thehotaisle.com/2008/10/02/exclusive-interview-with-mark-shirman-ceo-of-glasshouse-technologies/</link>
		<comments>http://www.thehotaisle.com/2008/10/02/exclusive-interview-with-mark-shirman-ceo-of-glasshouse-technologies/#comments</comments>
		<pubDate>Thu, 02 Oct 2008 22:44:12 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Interviews]]></category>
		<category><![CDATA[IT Leadership]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT Infrastructure]]></category>
		<category><![CDATA[Leadership]]></category>
		<category><![CDATA[Migration]]></category>
		<category><![CDATA[Moves & Migration]]></category>
		<category><![CDATA[Storage]]></category>
		<category><![CDATA[Virtualization]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=715</guid>
		<description><![CDATA[I recently met with Mark Shirman, CEO and Founder of Glasshouse Technologies and had the opportunity to get another exclusive Hot Aisle interview. Mark is uniquely placed to comment on the recent changes in the Data Center and Storage markets with particular emphasis on Green issues. For many years Glasshouse has been the leading independent [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/10/02/exclusive-interview-with-mark-shirman-ceo-of-glasshouse-technologies/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>There is money to be had from trash</title>
		<link>http://www.thehotaisle.com/2008/09/28/there-is-money-to-be-had-from-trash/</link>
		<comments>http://www.thehotaisle.com/2008/09/28/there-is-money-to-be-had-from-trash/#comments</comments>
		<pubDate>Sun, 28 Sep 2008 22:56:58 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Business]]></category>
		<category><![CDATA[Electricity]]></category>
		<category><![CDATA[Government Policy]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[IT]]></category>
		<category><![CDATA[landfill site]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[price of oil]]></category>
		<category><![CDATA[recycled materials]]></category>
		<category><![CDATA[throwaway society]]></category>
		<category><![CDATA[waste management systems]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=662</guid>
		<description><![CDATA[      I picked up an interesting article on the Executive Business Lifestyle website. (You have no idea the lengths that The Hot Aisle goes to in order to deliver interesting content!) Scouring through rubbish tips for reusable items and materials is nothing new. We see the practice on TV regularly, usually accompanied by [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/09/28/there-is-money-to-be-had-from-trash/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Why your humidification plant is wasting electricity</title>
		<link>http://www.thehotaisle.com/2008/09/28/why-your-humidification-plant-is-probably-wasting-electricity/</link>
		<comments>http://www.thehotaisle.com/2008/09/28/why-your-humidification-plant-is-probably-wasting-electricity/#comments</comments>
		<pubDate>Sun, 28 Sep 2008 13:08:03 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Mechanical]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[dehumidification]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Free Cooling]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[humidifier unit]]></category>
		<category><![CDATA[Intelligent Cooling]]></category>
		<category><![CDATA[Plenum Floor]]></category>
		<category><![CDATA[relative humidity]]></category>
		<category><![CDATA[Reliability]]></category>
		<category><![CDATA[Static Electricity]]></category>
		<category><![CDATA[Temperature]]></category>
		<category><![CDATA[uptime institute]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=657</guid>
		<description><![CDATA[      Our atmosphere (the air around us) is made up of gasses consisting of nitrogen (78%), oxygen (21%), carbon dioxide (0.3%) and water in the form of vapor (humidity). The amount of water in the atmosphere is measured as a Relative Humidity (RH) Data Center air should contain the proper amount of water vapor [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/09/28/why-your-humidification-plant-is-probably-wasting-electricity/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>A Green Data Center Approach and Design</title>
		<link>http://www.thehotaisle.com/2008/09/18/a-green-data-center-approach-and-design/</link>
		<comments>http://www.thehotaisle.com/2008/09/18/a-green-data-center-approach-and-design/#comments</comments>
		<pubDate>Thu, 18 Sep 2008 11:06:03 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Data Center Reviews]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Absorption Chillers]]></category>
		<category><![CDATA[Biomass]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[gas generation]]></category>
		<category><![CDATA[generation plant]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Power]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=635</guid>
		<description><![CDATA[I wrote about Elean Park Data Center some time ago on The Hot Aisle where we looked at the use of absorption chillers that use the waste heat from a biomass power station and gas generation plant on site to drive them. Howard Phelby of 5 nines kindly sent me the attached diagram that shows [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/09/18/a-green-data-center-approach-and-design/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Cutting CO2 Emissions by switching off Computers</title>
		<link>http://www.thehotaisle.com/2008/09/02/cutting-co2-emissions-by-switching-off-computers/</link>
		<comments>http://www.thehotaisle.com/2008/09/02/cutting-co2-emissions-by-switching-off-computers/#comments</comments>
		<pubDate>Tue, 02 Sep 2008 08:00:59 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Opinion]]></category>
		<category><![CDATA[co2 emissions]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[nightwatchman]]></category>
		<category><![CDATA[rentokil pest control]]></category>
		<category><![CDATA[Survey]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=489</guid>
		<description><![CDATA[I read a cool article about some community action to deliver a green outcome: Cobweb Solutions, has joined together with 58 customers to produce a total energy saving equivalent to a tonne of carbon, in just one night on 14th August.  The CO2 saving is equivalent to the emissions generated by ten passengers on a [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/09/02/cutting-co2-emissions-by-switching-off-computers/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>An Alternative to VDI and Thin Clients</title>
		<link>http://www.thehotaisle.com/2008/08/31/an-alternative-to-vdi-and-thin-clients/</link>
		<comments>http://www.thehotaisle.com/2008/08/31/an-alternative-to-vdi-and-thin-clients/#comments</comments>
		<pubDate>Sun, 31 Aug 2008 19:57:50 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Conferences]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Cluster]]></category>
		<category><![CDATA[Compute Power Efficiency]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[dumb terminal]]></category>
		<category><![CDATA[Electricity]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[office environment]]></category>
		<category><![CDATA[personal computers]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[server infrastructure]]></category>
		<category><![CDATA[Software]]></category>
		<category><![CDATA[Thin Client]]></category>
		<category><![CDATA[Windows]]></category>
		<category><![CDATA[windows terminal server]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=496</guid>
		<description><![CDATA[My friend, the inventor and green innovator, Peter Hopton from VeryPC has a unique view on how to be environmentally responsible whilst deploying PCs into an office environment and he is presenting his ideas at The Carbon Footprint Energy Efficient IT Summit on the 4th and 5th September. Peter says that there are three basic [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/08/31/an-alternative-to-vdi-and-thin-clients/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>How to cut your Data Center Power Bill</title>
		<link>http://www.thehotaisle.com/2008/08/19/how-to-cut-your-data-center-power-bill/</link>
		<comments>http://www.thehotaisle.com/2008/08/19/how-to-cut-your-data-center-power-bill/#comments</comments>
		<pubDate>Tue, 19 Aug 2008 15:10:35 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Fire Protection]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=366</guid>
		<description><![CDATA[Today we are going to look at practical changes that we can all make to our data centres that will improve cooling efficiency, to enable us to install more equipment in the same space or reduce our electricity bills. There are a few basic rules that will help us become more efficient. The first is [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/08/19/how-to-cut-your-data-center-power-bill/feed/</wfw:commentRss>
		<slash:comments>4</slash:comments>
		</item>
		<item>
		<title>Cold Aisle Curtains gain Popularity</title>
		<link>http://www.thehotaisle.com/2008/08/01/cold-aisle-curtains-gain-popularity/</link>
		<comments>http://www.thehotaisle.com/2008/08/01/cold-aisle-curtains-gain-popularity/#comments</comments>
		<pubDate>Fri, 01 Aug 2008 19:10:03 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Curtains]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Fire Detection]]></category>
		<category><![CDATA[Fire Protection]]></category>
		<category><![CDATA[Fire Suppressant]]></category>
		<category><![CDATA[Green Ideas]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=338</guid>
		<description><![CDATA[I was reading an article about the recent Silicon Valley Leadership Group (SVLG) Data Center Energy Summit, in San Francisco, engineers and data center pros gathered to study 11 case studies on energy efficiency. The data center studies varied, but one green data center tactic stood out: hot-aisle/cold-aisle containment. The Hot Aisle readers know that data center [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/08/01/cold-aisle-curtains-gain-popularity/feed/</wfw:commentRss>
		<slash:comments>5</slash:comments>
		</item>
		<item>
		<title>Architectural Aesthetics can Minimize Cooling Efficiency</title>
		<link>http://www.thehotaisle.com/2008/07/14/architectural-aesthetics-can-minimize-cooling-efficiency/</link>
		<comments>http://www.thehotaisle.com/2008/07/14/architectural-aesthetics-can-minimize-cooling-efficiency/#comments</comments>
		<pubDate>Mon, 14 Jul 2008 18:18:06 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Mechanical]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Maintenance]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=170</guid>
		<description><![CDATA[  Dry coolers are used in many air cooled refrigeration systems. In case of low outdoor temperatures, outdoor air can be applied for cooling applications. In dry coolers, large fans create a forced airflow along air-to-water heat exchangers. Subsequently, the water circuit can be used for cooling of data centers, office buildings and industrial processes.  Dry coolers play an important [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/07/14/architectural-aesthetics-can-minimize-cooling-efficiency/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Using Curtains to Manage Data Center Airflow &#8211; Revisited</title>
		<link>http://www.thehotaisle.com/2008/07/11/using-curtains-to-manage-data-center-airflow-revisited/</link>
		<comments>http://www.thehotaisle.com/2008/07/11/using-curtains-to-manage-data-center-airflow-revisited/#comments</comments>
		<pubDate>Fri, 11 Jul 2008 09:04:16 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Feature]]></category>
		<category><![CDATA[Fire Protection]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Curtains]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Fire Detection]]></category>
		<category><![CDATA[Fire Suppressant]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Plenum Floor]]></category>
		<category><![CDATA[Raised Floor]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=166</guid>
		<description><![CDATA[I had two great questions from Hot Aisle readers following the latest article on Cold Aisle containment. Dan asked about the impact on fire suppression and Mark asked about where we got the transparent curtains. Lets start with the impact on fire systems of having either hot or cold aisle containment. The safety of personel [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/07/11/using-curtains-to-manage-data-center-airflow-revisited/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Cooking Turkeys in the Data Center</title>
		<link>http://www.thehotaisle.com/2008/07/09/cooking-turkeys-in-the-data-center/</link>
		<comments>http://www.thehotaisle.com/2008/07/09/cooking-turkeys-in-the-data-center/#comments</comments>
		<pubDate>Wed, 09 Jul 2008 00:33:04 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Interviews]]></category>
		<category><![CDATA[News]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=163</guid>
		<description><![CDATA[The London Financial Times published an interesting article about data center cooling. Written by fellow blgger Dan Ilet of Greenbang.com it focuses on the strain being put on data centers by increased numbers and power demand of servers and the rapid increase in the cost of electricity. Its often amusing what journalists pick up in [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/07/09/cooking-turkeys-in-the-data-center/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Improving Efficiency of Field Operations</title>
		<link>http://www.thehotaisle.com/2008/07/07/improving-efficiency-of-field-operations/</link>
		<comments>http://www.thehotaisle.com/2008/07/07/improving-efficiency-of-field-operations/#comments</comments>
		<pubDate>Mon, 07 Jul 2008 09:53:20 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Green IT]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=155</guid>
		<description><![CDATA[I picked up an interesting news article about field force automation. Believe me that even a small amount of effort to automate and optimize Field Engineers pays off handsomely. At BT we did some home grown stuff and even that made a great difference to calls per Engineer, and fuel, distance per call metrics. I wish [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/07/07/improving-efficiency-of-field-operations/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Stop wasting the planet&#8217;s water</title>
		<link>http://www.thehotaisle.com/2008/07/07/stop-wasting-the-planets-water/</link>
		<comments>http://www.thehotaisle.com/2008/07/07/stop-wasting-the-planets-water/#comments</comments>
		<pubDate>Mon, 07 Jul 2008 08:21:33 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Opinion]]></category>
		<category><![CDATA[Green Ideas]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/2008/07/07/stop-wasting-the-planets-water/</guid>
		<description><![CDATA[A picture paints a thousand words. This graphically depicts the distribution of water on our planet. WoW!]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/07/07/stop-wasting-the-planets-water/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Groundwater Cooling System in Milan Italy</title>
		<link>http://www.thehotaisle.com/2008/07/05/groundwater-cooling-system-in-milan-italy/</link>
		<comments>http://www.thehotaisle.com/2008/07/05/groundwater-cooling-system-in-milan-italy/#comments</comments>
		<pubDate>Sat, 05 Jul 2008 18:02:18 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[groundwater]]></category>
		<category><![CDATA[heat exchanger]]></category>
		<category><![CDATA[Milan]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/2008/07/05/groundwater-cooling-system-in-milan-italy/</guid>
		<description><![CDATA[Milan has a high (and rising) water table and the city authorities encourage the use of groundwater for cooling. They want to keep the water level in check to protect subway lines and utilities. Groundwater is pumped through a heat exchanger for condenser water and then dumped to the sewer. The authorities pump out the [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/07/05/groundwater-cooling-system-in-milan-italy/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>A big gamble in Vegas?</title>
		<link>http://www.thehotaisle.com/2008/07/03/a-big-gamble-in-vegas/</link>
		<comments>http://www.thehotaisle.com/2008/07/03/a-big-gamble-in-vegas/#comments</comments>
		<pubDate>Thu, 03 Jul 2008 22:58:11 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Data Center Reviews]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Plenum Floor]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=144</guid>
		<description><![CDATA[The Hot Aisle reader, Mark Hatton of Trapdoor dropped me a mail a few days ago about a company based in Las Vegas called Switch Communications and the CEO, Rob Roy was making a lot of claims about how good their proposed new data center was. You can read the original article in The Register. [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/07/03/a-big-gamble-in-vegas/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Global Warming Twenty Years Later &#8211; Tipping Point Nears</title>
		<link>http://www.thehotaisle.com/2008/06/27/global-warming-twenty-years-later-2/</link>
		<comments>http://www.thehotaisle.com/2008/06/27/global-warming-twenty-years-later-2/#comments</comments>
		<pubDate>Fri, 27 Jun 2008 21:04:34 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Opinion]]></category>
		<category><![CDATA[Government]]></category>
		<category><![CDATA[Government Policy]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Leadership]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=140</guid>
		<description><![CDATA[On Monday the 23rd June, Dr. James E. Hansen, a physicist of the Columbia University Earth Institute, testified to Congress about global warming, 20 years after his June 23, 1988 testimony, which alerted the public that global warming was under way. He states that there are striking similarities between then and now, but one big difference. Read [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/06/27/global-warming-twenty-years-later-2/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Using Absorption Chillers to Drive Energy Efficiency</title>
		<link>http://www.thehotaisle.com/2008/06/25/using-absorption-chillers-to-drive-energy-efficiency/</link>
		<comments>http://www.thehotaisle.com/2008/06/25/using-absorption-chillers-to-drive-energy-efficiency/#comments</comments>
		<pubDate>Wed, 25 Jun 2008 12:01:05 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Mechanical]]></category>
		<category><![CDATA[Reliability & Availability]]></category>
		<category><![CDATA[Absorption Chillers]]></category>
		<category><![CDATA[Biomass]]></category>
		<category><![CDATA[CHP]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Gas Turbine]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Power]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=136</guid>
		<description><![CDATA[One of the things that prompted me to write about CHP and Biomass was an email I received from a colleague, Howard Pheby of 5 nines. Howard, and his partner Paul Foskett, are announcing their plans to build a new data center complex co-located with a Biomass Plant just up the road from my home [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/06/25/using-absorption-chillers-to-drive-energy-efficiency/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Just how green are Biomass and CHP Power Plants?</title>
		<link>http://www.thehotaisle.com/2008/06/25/just-how-green-are-biomass-and-chp-power-plants/</link>
		<comments>http://www.thehotaisle.com/2008/06/25/just-how-green-are-biomass-and-chp-power-plants/#comments</comments>
		<pubDate>Wed, 25 Jun 2008 09:48:23 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Power]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=135</guid>
		<description><![CDATA[As we have been discussing CHP and Biomass Power Stations recently, I though that it might be interesting to explore this subject in more detail. I live in East Anglia in England, a largely agricultural area that is leading the way in Biomass electricity production, so this is a matter of local interest for me. [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/06/25/just-how-green-are-biomass-and-chp-power-plants/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Surge in oil prices hits IT</title>
		<link>http://www.thehotaisle.com/2008/06/23/surge-in-oil-prices-hits-it/</link>
		<comments>http://www.thehotaisle.com/2008/06/23/surge-in-oil-prices-hits-it/#comments</comments>
		<pubDate>Mon, 23 Jun 2008 11:46:45 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[News]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Power]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=127</guid>
		<description><![CDATA[At last the trade press is waking up to the fact that IT is an enormous consumer of power and that making CIOs responsible for the electricity bills is the right thing to do. My colleague Duncan Scott CIO at DTZ Holdings was interviewed for an Article in Computing - IT departments threatened with rising energy [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/06/23/surge-in-oil-prices-hits-it/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>New research reveals UK&#8217;s top 100 retailers&#8217; concerns over spiralling data centre energy costs</title>
		<link>http://www.thehotaisle.com/2008/06/16/new-research-reveals-uks-top-100-retailers-concerns-over-spiralling-data-centre-energy-costs/</link>
		<comments>http://www.thehotaisle.com/2008/06/16/new-research-reveals-uks-top-100-retailers-concerns-over-spiralling-data-centre-energy-costs/#comments</comments>
		<pubDate>Mon, 16 Jun 2008 16:48:05 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Surveys]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Green IT]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=114</guid>
		<description><![CDATA[Average retailer wastes over £1million per annum on excess energy usage in data centres On average, top UK retailers are overspending by £1.25 million a year on the power needed to run their data centres which can equate to 50 per cent of total data centre costs and 10 per cent of their total energy [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/06/16/new-research-reveals-uks-top-100-retailers-concerns-over-spiralling-data-centre-energy-costs/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Revolutionizing Data Center Efficiency</title>
		<link>http://www.thehotaisle.com/2008/06/07/revolutionizing-data-center-efficiency/</link>
		<comments>http://www.thehotaisle.com/2008/06/07/revolutionizing-data-center-efficiency/#comments</comments>
		<pubDate>Sat, 07 Jun 2008 07:10:27 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[IT Leadership]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Data Center Effectiveness]]></category>
		<category><![CDATA[Government Policy]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Leadership]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=71</guid>
		<description><![CDATA[I have just been exchanging emails with my good friend and colleague, Will Forest. Will runs the Data Center Consulting Practice for top drawer strategy consultants, McKinsey &#38; Company. I engaged Will, and we worked together on delivering BT&#8217;s Data Center Strategy. Will and his team brought a great deal of experience and clarity of [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/06/07/revolutionizing-data-center-efficiency/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How Efficient is my Data Center?</title>
		<link>http://www.thehotaisle.com/2008/05/15/how-efficient-is-my-data-center/</link>
		<comments>http://www.thehotaisle.com/2008/05/15/how-efficient-is-my-data-center/#comments</comments>
		<pubDate>Thu, 15 May 2008 22:22:17 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Compute Power Efficiency]]></category>
		<category><![CDATA[CPE]]></category>
		<category><![CDATA[Data Center Effectiveness]]></category>
		<category><![CDATA[DCE]]></category>
		<category><![CDATA[DCiE]]></category>
		<category><![CDATA[Electricity]]></category>
		<category><![CDATA[Government Policy]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[iPDU]]></category>
		<category><![CDATA[M&E]]></category>
		<category><![CDATA[PDU]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[PUE]]></category>
		<category><![CDATA[Sustainability]]></category>

		<guid isPermaLink="false">http://www.thehotaisle.com/?p=40</guid>
		<description><![CDATA[A key management principle is that you can&#8217;t manage what you can&#8217;t measure. So if we want to manage the energy efficiency of our data center estate, then we had better be in a position to baseline where we are today so that we can identify the value of the changes that we implement. The [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/05/15/how-efficient-is-my-data-center/feed/</wfw:commentRss>
		<slash:comments>11</slash:comments>
		</item>
		<item>
		<title>Why is the Cost of Electricity Growing?</title>
		<link>http://www.thehotaisle.com/2008/04/27/why-is-the-cost-of-electricity-growing/</link>
		<comments>http://www.thehotaisle.com/2008/04/27/why-is-the-cost-of-electricity-growing/#comments</comments>
		<pubDate>Sun, 27 Apr 2008 17:26:03 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[IT Leadership]]></category>
		<category><![CDATA[Electricity]]></category>
		<category><![CDATA[Government Policy]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[Sustainability]]></category>

		<guid isPermaLink="false">http://thehotaisle.com/?p=49</guid>
		<description><![CDATA[Electricity is a traded commodity with a Futures Market, exactly like oil, tea and pork bellies. The wholesale electricity price is driven by analysts’ perceptions of the relationship between supply (how much is readily available and at what cost) and demand (how much is required now and in the future). The wholesale electricity price is one of [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/04/27/why-is-the-cost-of-electricity-growing/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Asset Management is a Green Issue</title>
		<link>http://www.thehotaisle.com/2008/04/24/asset-management-is-a-green-issue/</link>
		<comments>http://www.thehotaisle.com/2008/04/24/asset-management-is-a-green-issue/#comments</comments>
		<pubDate>Thu, 24 Apr 2008 23:29:32 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[IT Leadership]]></category>
		<category><![CDATA[IT Operations]]></category>
		<category><![CDATA[Asset Management]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Incident Management]]></category>
		<category><![CDATA[Leadership]]></category>
		<category><![CDATA[Maintenance]]></category>
		<category><![CDATA[Migration]]></category>
		<category><![CDATA[Moves]]></category>

		<guid isPermaLink="false">http://thehotaisle.com/?p=33</guid>
		<description><![CDATA[During my time at BT I set the Data Centre team the challenge of getting Asset Management right, the team thought I was just being stupid and unreasonable but buckled down and with a bit of hard work got it close to 100% right with processes to keep it right. As a direct result of this [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/04/24/asset-management-is-a-green-issue/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Sustain IT, London 2008</title>
		<link>http://www.thehotaisle.com/2008/04/22/sustain-it/</link>
		<comments>http://www.thehotaisle.com/2008/04/22/sustain-it/#comments</comments>
		<pubDate>Tue, 22 Apr 2008 09:06:18 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Conferences]]></category>
		<category><![CDATA[AC Power]]></category>
		<category><![CDATA[Business]]></category>
		<category><![CDATA[DC Power]]></category>
		<category><![CDATA[Government Policy]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Presentations]]></category>
		<category><![CDATA[Sustainability]]></category>

		<guid isPermaLink="false">http://thehotaisle.com/?p=26</guid>
		<description><![CDATA[Today I spoke at the Sustain IT, Green IT Conference in Central London,  The topic I chose was Green IT through Discipline and Hygiene. My conference notes as well as two of the other presentations are available here on my .mac Public Folder.  (I love the whole .mac Web experience, like most things Apple it is just [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/04/22/sustain-it/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Attention to Detail &#8211; The Basics of Green IT</title>
		<link>http://www.thehotaisle.com/2008/04/18/attention-to-detail/</link>
		<comments>http://www.thehotaisle.com/2008/04/18/attention-to-detail/#comments</comments>
		<pubDate>Fri, 18 Apr 2008 18:37:12 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Curtains]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[fresh air]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[hot spots]]></category>
		<category><![CDATA[Intelligent Cooling]]></category>
		<category><![CDATA[Maintenance]]></category>
		<category><![CDATA[Plenum Floor]]></category>
		<category><![CDATA[rack layout]]></category>
		<category><![CDATA[Raised Floor]]></category>
		<category><![CDATA[refrigeration]]></category>
		<category><![CDATA[Sustainability]]></category>

		<guid isPermaLink="false">http://thehotaisle.com/?p=11</guid>
		<description><![CDATA[Data Centre Basics There are some basics that just need to be done to keep a data centre efficient and as green as possible. Maintaining the floor is often a task that is left too late. Gaps and unnecessary holes in the floor are bad news and lead to the mixing of hot and cold [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/04/18/attention-to-detail/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>DC Power &#8211; Why it is important?</title>
		<link>http://www.thehotaisle.com/2008/04/18/dc-power/</link>
		<comments>http://www.thehotaisle.com/2008/04/18/dc-power/#comments</comments>
		<pubDate>Fri, 18 Apr 2008 18:09:14 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Electrical Systems]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[DC Power]]></category>
		<category><![CDATA[Electricity]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[PDU]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[Power Density]]></category>
		<category><![CDATA[Service Protection]]></category>
		<category><![CDATA[Sustainability]]></category>

		<guid isPermaLink="false">http://thehotaisle.com/?p=9</guid>
		<description><![CDATA[DC Power in Data Centres The discussions amongst Data Centre specialist about the relative benefits of AC and DC are by far the most heated. In my opinion these are mainly driven by the technology that the protagonists are most comfortable with. The 20th Century Data Centre guys are all into AC, it is what [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/04/18/dc-power/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Fresh Air in Data Centres</title>
		<link>http://www.thehotaisle.com/2008/04/18/fresh-air-in-data-centres/</link>
		<comments>http://www.thehotaisle.com/2008/04/18/fresh-air-in-data-centres/#comments</comments>
		<pubDate>Fri, 18 Apr 2008 18:07:48 +0000</pubDate>
		<dc:creator>Steve O'Donnell</dc:creator>
				<category><![CDATA[Articles]]></category>
		<category><![CDATA[Contamination]]></category>
		<category><![CDATA[Cooling]]></category>
		<category><![CDATA[21st Century Data Centre]]></category>
		<category><![CDATA[airflow]]></category>
		<category><![CDATA[Data Center]]></category>
		<category><![CDATA[Green Ideas]]></category>
		<category><![CDATA[Green IT]]></category>
		<category><![CDATA[Intelligent Cooling]]></category>

		<guid isPermaLink="false">http://thehotaisle.com/?p=8</guid>
		<description><![CDATA[Cooling for Free (Almost) Fresh air cooled data centres simply draw fresh air from outside (via filters) and pump it under the plenum floor rather than the refrigerated and recycled air that is used in 20th Century Data Centres (see picture above). This approach can reduce the energy required to cool a site by 80% [...]]]></description>
		<wfw:commentRss>http://www.thehotaisle.com/2008/04/18/fresh-air-in-data-centres/feed/</wfw:commentRss>
		<slash:comments>5</slash:comments>
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