[200q20v] Re: [UrS-technical] atmosphere and compressor maps - read'n 'riting & 'ritmatic
Feico van der Laan
feicov at yahoo.com
Sun Mar 18 23:29:53 EST 2001
There may be a 2-4% error in this calculator. He uses
the assumption that the standard conditions are: Air
temp 77 deg F, 29.235 Inches Hg Barometer, 0 ft
altitude, 0% relative humidity.
Standard air temperature is considered 59 Degrees @
29.235 inches Hg. If my memory serves me correctly.
Feico van der Laan
--- mlp <mlped at qwest.net> wrote:
> Great link Feico. FWIW, those who care can also
> And, as the author points out there is some (at
> least to me) surprising
> detailed and what looks to be very good information
> and descriptions of
> altitude density etc. available at USA Today's
> weather web pages, e.g..
> For an uncommonly detailed write up of this whole
> process, including
> "adiabatic Processes" and the reading, 'riting &
> 'ritmatic of turbos &
> compressor maps etc you might want to run through
> parts of John Lucius
> 3000GT/Stealth pages - www.3si.org , I think the
> actual link may have been
> or something like that.
> On compressor maps alone, try
> Mike P.
> -----Original Message-----
> From: Feico van der Laan [mailto:feicov at yahoo.com]
> Sent: Saturday, March 17, 2001 6:15 AM
> To: John Petersen; UrS-technical at yahoogroups.com
> Subject: Re: [UrS-technical] atmosphere and
> compressor maps
> Attached is a link. It may be a little more than
> need. I have a formula which I will try to dig up
> Best regards,
> Feico van der Laan
> --- John Petersen <petersen007 at earthlink.net>
> > Hello everyone,
> > I'm very interested in information
> pertaining to
> > the effects of
> > temperature, (atmospheric) pressure, and
> humidity on
> > the efficiency, surge
> > limits and flow limits of turbos. Anyone have
> > ideas on where I can find
> > this?
> > thanks
> > -John
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