Re: Soviet Aircraft

From:         spagiola@FRI-nxt-Pagiola.Stanford.EDU (Stefano Pagiola)
Date:         14 Apr 93 00:55:55 PDT
References:   1 2
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Michael Weiss writes
> >What are the pros and cons of putting engines in pairs like
> >this on the tail, versus putting them under the wing (as on
> >the 747)?
> I see two major cons:
> (...)
> 2)  Lack of double-redundancy in the engine pylons
> 

> Let me elaborate on #2 ...  

> On the 747, if an engine pylon fails, you lose one engine.  

> If the pylon attaching an engine to the fuselage fails on the
> Il-62, you lose TWO engines.

True.  But the mounts can be made to be quite resilient.  I remember  
seeing a photograph of a VC-10 which had an uncontained engine  
failure on one of its _inboard_ engines.  Yet the mounts held and the  
outboard engine kept going.

--
-
Stefano Pagiola
Food Research Institute, Stanford University
spagiola@frinext.stanford.edu (NeXTMail encouraged)
spagiola@FRI-nxt-Pagiola.stanford.edu (NeXTMail encouraged)