On 08 Sep 2002 21:05:01 -0700, David Masten <[EMAIL PROTECTED]>
wrote:
>4. WOW!!! something is wrong with my calcs. I get theoretical numbers
>from 3700N thrust and 132 Isp at 500m elavation (our test stand) up to
>vacuum 5000N and 180 ISP. Okay, so vacuum performance is unattainable
>even for an aerospike, but I am questioning my thermodynamic analysis -
>does this seem reasonable for theoretical numbers at 300psi chamber
>pressure and 85% HTP??
At 85%? I'd buy 132 seconds in vacuum, maybe. 180 seconds is OTL for
monoprop peroxide at any strength.
-R
--
"Sutton is the beginning of wisdom -
but only the beginning."
-- Jeff Greason
_______________________________________________
ERPS-list mailing list
[EMAIL PROTECTED]
http://lists.erps.org/mailman/listinfo/erps-list
