rack power question, and a prediction about "direct heat removal" (DHR)

Valdis.Kletnieks at vt.edu Valdis.Kletnieks at vt.edu
Fri Apr 4 14:34:34 UTC 2008

On Fri, 04 Apr 2008 01:58:31 EDT, Patrick Giagnocavo said:

> My guess is that someone will come up with an inexpensive, reliable way 
> to put a heat collector, which will basically look like a car radiator 
> the size of a rear rack door, directly behind the hot air coming from 
> the systems in the rack.

You tuned in late, unless you're focusing on "inexpensive".  See the recent
thread on "cooling door".  The problem with a heat collector on the back of
the rack is that having collected the heat, you need to put it someplace
else - in the case of the IBM unit, it's moved elsewhere via chilled water.
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