On 11 Oct 1997, Mark Stahlke wrote:
> Sounds like a reasonable theory. I can measure atmospheric pressure with a
> barometer. Anyone know how to convert inches of mercury or millibars to pounds
> per square inch?
$ units
You have: mbar
You want: psi
* 0.014503774
/ 68.947573
You have: in Hg
You want: psi
* 0.49115415
/ 2.0360207
You have: ^D
$
Problem with your theory is that you seem to get a higher pressure from
the compression reading than you get by multiplying the atmospheric
pressure by the compression ratio. For instance, my 10:1 compression
engine gives a reading of around 180 PSI.
Egil
--
Email: egil@kvaleberg.no Voice: +47 22523641, 92022780 Fax: +47 22525899
Snail: Egil Kvaleberg, Husebybakken 14A, 0379 Oslo, Norway
URL: http://home.sn.no/home/egilk/ PGP: finger:egilk@sn.no
|