Re: Boeing's Sonic Cruiser - a Boeing stealth aircraft

Date:         16 May 2001 17:45:22 
From:         robinjohnson@bigfoot.com (Robin Johnson)
Organization: North Antarctica
References:   1 2 3 4
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On 19 Apr 2001 16:40:34 , don@news.daedalus.co.nz (Don Stokes) told
us:

>In article <airliners.2001.142@ditka.Chicago.COM>,
>Malcolm Weir  <malc@gelt.org> wrote:
>>Errr... actually, you need 1960's generation of engines for supercruise!
>>
>>Rolls-Royce/SNECMA Olympus 593, anyone?
>
>Concorde accelerates through M1 with the afterburners lit.  Supercruise
>involves leaving the afterburners off.
>
>-- don

As I'm sure Pete will confirm, one of the biggest design problems with
Concorde was the engine air intakes.  Supersonic airflow has to be
slowed down to subsonic before entering the engine.  It is only now
that supersonic combustion engines are being designed.

--Robin