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Europa-List: winglets

Subject: Europa-List: winglets
From: William Daniell <wdaniell@etb.net.co>
Date: Thu, 7 Jun 2007 20:35:30

I have been following the engine discussion with interest.

Yesterday I was talking to one of my clients in Quito msl 9200 and gets hot.
He has fitted winglets to his 757s.  they give him 15 more pax so he can
load 150 instead of 135 and 5% less fuel burn.

I wonder if anyone has investigated this for the europa.

Will

-----Original Message-----
From: owner-europa-list-server@matronics.com
[mailto:owner-europa-list-server@matronics.com] On Behalf Of karelvranken
Sent: Thursday, June 07, 2007 15:56
Subject: Re: Europa-List: What's up with the cost of 914?


Paul,
You forgot the passenger. You know the Europa doesn't like heavy people!
Karel Vranken. # 447 (only 37 hours).
----- Original Message ----- 
From: "Paul McAllister" <paul.mcallister@qia.net>
Sent: Thursday, June 07, 2007 5:01 AM
Subject: RE: Europa-List: What's up with the cost of 914?


> <paul.mcallister@qia.net>
>
> Andrew,
>
> I wish I could give you a "one liner" but I can't, although it has been 
> said
> that Burt Rutan proposed a test.  He said that if you were thinking of
> adding something to your aircraft then throw it in the air.  If it doesn't
> stay there then it probably shouldn't be put on your aircraft.
>
> Seriously though, its a more of a mind set thing.  You win the battle by
> shaving off grams, not kilograms.  Put a 100 grams here, a 100 grams 
> there,
> and next thing you have added a kilo or two.
>
> The lightest Europa built was around 730 pounds I believe which was an
> amazing achievement.  I suspect that the builder just scrutinized 
> absolutely
> every thing.  The things that add weight are:
>
> - Modifications
> - Modifications
> - Modifications
> - Filler
> - Primer
> - Paint
> - Upholstery
> - Constant speed propellers
> - Instrumentation
> - High redundancy electrical systems.
>
> Some trade offs you choose to have, for example a high redundancy 
> electrical
> system (I have one) but, once you talk yourself into one thing its a
> slippery slope.
>
> If you want to get specific help, see if you can get a listing of the 
> Europa
> weights and contact the builders who have built light aircraft.  The
> lightest 914 mono I could find was 790 pounds.... I sure wish mine was 
> that
> light.
>
> Paul
>
>
> 



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