Date: 15 Nov 96 12:25:39 From: "tom (t.) lismer" <email@example.com> Organization: Bell Northern Research References: 1 2 Followups: 1 2
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Scott Odle wrote: > > In article <airliners.1996.2393@ohare.Chicago.COM>, firstname.lastname@example.org > says... > >What is the top speed of Concorde, AND more importantly, can it maintain > >this speed (or any supersonic speed) without the aid of afterburners? > I was recently talking to some of my JAA counterparts and was told that > the afterburners are used to accelerate from Mach 0.8 to 1.7 (I think > that is what they said the range was) but that they were not required for > cruise. This is my understanding. Also, the engines used are turbo-jets, as opposed to turbo-fans, which have a higher exhaust velocity. The TU-144 had turbofans and needed afterburners. Also, just about every fighter I know of has turbofan engines, and will hence need afterburners for supersonic flight.