Yeah Randall you still know how to figure out something.... LOL... but his
fill TIME is going to be the relationship of that CUBIC foot of area to the
size of the compressor's cylinders / RPM / and it's a two stage or
single....
Not that I have a clue.... I think I'm going to go answer that Concrete
question.... Least that one I fib better and faster then most folks....
Keith
----- Original Message -----
From: "Randall Young" <ryoung@navcomtech.com>
To: <shop-talk@autox.team.net>
Sent: Sunday, February 17, 2002 2:31 AM
Subject: RE: Air compressor fill times
>
> Well, I used to know how to do this ... a cubic ft is 7.48 gallons, so
your
> 60 gal tank is about 8 cf. Atmospheric pressure is about 15 psi, so
you've
> got about 9 atm * 8 cf or roughly 72 scf. Divide by 6.5 and your
compressor
> is producing about 11 cfm.
>
> You'll have to compare that to the cfm rating, since compressor hp rating
is
> pretty much a meaningless number. Or to put it another way, 11 scfm is
> about normal for a CH 7hp, but an IR 7hp should produce over twice that
much
> ...
>
> Randall
>
> > Just got a CH 60 gallon upright. 7HP (so they say). To go from empty to
> > 135 psi takes about 6.5 minutes. Is this a normal fill rate? Just
> > wondering....
/// unsubscribe/change address requests to majordomo@autox.team.net or try
/// http://www.team.net/mailman/listinfo
/// Archives at http://www.team.net/archive/shop-talk
|