Re: Rules of thumb...

On Mon, 20 Jun 2005 22:33:08 -0400, Peter wrote in message 
<[email protected]>:

> Lee, part of the problem is that you're starting out with an anomalous
>  case.  The engines on the Tu-144, (and the Tu-95, or course) are 
> pretty much unique as turbine engines go.  With the variable pressure 
> ratio that the blowoff valves in the compressor section provides, it 
> develops Sea Level power all the way from the deck to 40,000'.  
> You've also got a very healthy dollop of jet thrust, as well, which 
> becomes as significant factor as speed increases.
> 
> I'm not so sure that the powerplant model will handle it correctly. 
> It's a weird case. 

..some of Stalin's design bureaus worked in Gulag's under "or else"
conditions, which encouraged the get-it-working-the-very-first-time
engineering seen here.  

-- 
..med vennlig hilsen = with Kind Regards from Arnt... ;o)
...with a number of polar bear hunters in his ancestry...
  Scenarios always come in sets of three: 
  best case, worst case, and just in case.



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