Re: cool it

[bearbvd@domain.elided (Greg Hermann)]

>Suppose the discussion over suspension tuning peters-out -- we need a
>new
>controversy....
>
>>As the AC evaporator cools the stream of air over it, the
>conventional
>>wisdom is that really cool air will result only if already cooled air
>is
>?recirculated....

The recirc setting is more intended for really HUMID weather--as it is a
FAR bigger load on the evaporator to condense water out of outdoor air than
it is to cool it. Called latent load (as opposed to sensible load in
AC-ese.

Greg
>
>HOWEVER
>
>>These things have a lot of glass, and it is not at all uncommon that
>the
>>air in a parked car will be much hotter than the outside air...
>
>>is used until the internal temperature goes below the outside
>ambient.
>>(And if it is really hot and sunny, it may never get there, even if
>>internal air is vented...)
>----------------------------------------------------------------------
>-----
>Many automobile manufactures state that to cool down a parked car you
>hsould turn ac to high and use outside air while opening the windowsin
>the rear about half. Then you should swithc to recirculate and a few
>minutes later close the windows and switch to medium.
>Tom Baumen

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