Yep, that's the principle of heat exchangers...
--- LARRY SULLIVAN wrote:
> O.K. I'll bit. "Compressed air is cold",when you
> compress air into a
> tank you release heat which is disapated through the
> metal skin of the
> tank. So whenever one compresses air one has heat
> loss and it has to go
> somewhere, same goes for the metal lines. You are
> further compressing
> air running through a small line not to mention the
> friction and the
> metal lines become the heat sink. So compress
> air,heat loss, let
> compressed air expand and apsorb heat. Its the
> principal that
> refrigeration / heat exchangers is made of.
>
> Larry
>
> Jerry W. Decker wrote:
> >
> > Hi Larry!
> >
> > Highly compressed air is cold, eh? So how come
> you can almost burn your
> > hand on a tank of compressed air...it is expulsion
> and expansion that
> > cools...guess I just imagined having to keep our
> compressor room well
> > ventilated to keep the tanks and compressors
> cool....when the air under
===
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