Re: 747

Date:         13 Jul 97 19:52:41 
From: (Rod Hibberd)
Organization: Suburbia Public Access Network
References:   1 2 3 4
Next article
View raw article
  or MIME structure

Marc Schaeffer ( wrote:


: I know that Dan Air reduced to idle the two outer engines on their
: Comets during cruise.
: The same practice applies to the Nimrods which the RAF is still using.

: I think that international regulations forbid the 'Dan Air' practice for
: commercial aircrafts nowadays, any comments ?

I think high ratio by-pass engines  are cruised at
or close to full power.  There is no excess power to
shut down.  The engines on the Comet (nenes?) do not
lose power with height to the same extent as do
modern civilian engines.