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Tag: Cooling

Densification: Power & Cooling

2018-11-09 GDCM Leave a comment

Another option that continues to grow year-over-year is not going up or out at all, but solving the need for…

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Posted in: Construction, Cooling, Costs, Energy, IT equipment Filed under: Cooling, densification, density

Adding Cooling

2017-07-07 GDCM Leave a comment

There are a number of ways to effectively and efficiently cool a data center.  Below are some considerations when looking…

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Posted in: CFD, Controls, Cooling, DCIM, Energy, Water Filed under: Airflow, Cooling, Strategy

CRAC vs. CRAH

2017-02-06 GDCM 1 Comment

I had this come up recently… what is a CRAC (pronounced ‘crack’)?  What is different from it than a CRAH…

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Posted in: Cooling, Standards Filed under: Cooling, CRAC, CRAH

What do we want from CFD?

2017-01-06 GDCM Leave a comment

Computational Fluid Dynamics (CFD) analysis of data centers has been going on for some time, but how does it help…

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Posted in: CFD, Cooling, Energy, IT equipment Filed under: Airflow, CFD, Cooling, hot spots, IT equipment, layout, white space

Cooling Tower Water Storage

2016-12-06 GDCM Leave a comment

When operating your data center, often there are backup measures to keep things running during a power outage.  Generators may…

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Posted in: Controls, Cooling, Reliability, Water Filed under: Cooling, cooling tower, reliability, Water, water storage

Warmer Chilled Water on Existing Systems

2016-10-06 GDCM Leave a comment

So we are looking to save energy, and one of those ways is increasing the chilled water temperature.  But how…

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Posted in: CFD, Cooling, Costs, Maintenance, Reliability, Standards, Water Filed under: chilled water, Cooling, CRAH, Energy, temperature

Glycol & your system

2016-09-06 GDCM Leave a comment

Using glycol for your chilled water system will have dramatic effects and understanding how painful it can be to your…

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Posted in: Cooling, Costs, Energy, Maintenance, Reliability, Water Filed under: Cooling, cost, ethylene, freezing, glycol, propylene, temperature

Ice Storage Systems?

2016-04-06 GDCM Leave a comment

The ASHRAE technical committee Datacom book series makes mention of ice storage for consideration.  While ice storage is useful if…

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Posted in: Cooling, Costs, Energy, Maintenance, Reliability, Water Filed under: ASHRAE, Cooling, ice, ice storage, peak shaving

Rack & Cabinet Airflow Considerations

2016-03-06 GDCM Leave a comment

What should you be looking for in a rack or cabinet in your data center?  Focusing on the important features…

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Posted in: CFD, Cooling, IT equipment Filed under: Airflow, cabinets, CFD, containment, Cooling, rack

Longevity of Geothermal

2016-01-02 GDCM Leave a comment

On rare occasion I run across a system that, although smaller in size, supports a mission critical facility and supporting…

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Posted in: Construction, Cooling, Energy, Maintenance, Water Filed under: Cooling, geothermal, open loop, Water, wells

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