Re: Re: Cooling Node 0 (or your spare cupboard under the stairs!)

[Chris Hunter <cjhunter@xxxxxxxxxxxx>]

axial fans can't cope with significant pressure-drops - ie: the path
to & from it has to be short & simple ... which suggests going for
a
centrifugal fan would be a good idea, with a good speed controller
(dimmers seem to work for Neil) ... 'should be quieter, too ...

Chris


On 13 Aug 2007, at 10:58, noel_pilot wrote:

> Im jealous, I still have one heck of a problem but without a simple
> solution!!!
>
> keep us posted!
>
> --- In ukha_d@xxxxxxx, Wayne <Wayne@...> wrote:
>>
>> Hi all,
>> I was just wondering what the outcome from the recent discussions
of
>> cooling node 0 (or the 'IT' cupboard in my case!).
>>
>> Mines starting to get, shall we say, a little warm these days (
>> especially since sticking a new switch in there ). I was wondering
> if it
>> would be a false economy to use 12v pc fans - the 120mm versions.
>> Maybe
>> 4 or 5 or so hooked up to a spare pc psu. The location of the
>> cupboard
>> is nice as it has direct access to the loft so I could vent the
>> air up
>> there.
>>
>> I would imagine I need to build a box or something to mount the
>> fans in
>> - with maybe some sort of dust filter of sorts. In my case the psu
>> and
>> fan units could be stuck in the loft (there's power). I guess I
could
>> also use those 'power mids' to keep an eye on the temp and control
>> the
>> speed of the fans.
>>
>> The only thing thats going to be a problem is if it generates a
whole
>> load of noise. The missus wont get on with that one!
>>
>>
>> Cheers
>> Wayne.
>>
>>
>> a fyi.
>>
>> Quiet 120mm fans http://tinyurl.com/2gu65b
>> Pyramid Fan Controller http://tinyurl.com/2fv9xd
>>
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