I suppose that the signature line "Artificial intelligence in cockpit" says
it all...

-----Original Message-----
From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]On
Behalf Of atlasyts@bellsouth.net
Sent: Wednesday, June 01, 2005 9:09 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] [Fwd: COZY: Rotary risks]


You guys are in trouble:
>
> From: al p wick <alwick@juno.com>
> Date: 2005/06/01 Wed PM 05:53:06 EDT
> To: Cozy_Builders@mailman.qth.net
> Subject: COZY: Rotary risks
>
> I'm part way thru measuring Rotary risks. Using Tracy's newsletters as
> basis(what a neat guy). One thing is abundantly clear, it is a very high
> risk install. Substantially higher than the Lycoming. I know this is
> going to upset a lot of people. I don't want to remain silent when I have
> facts that may save a life.
> Each change you make to a system increases your risk. Tons of changes.
> Marginal cooling of oil and water 6+ years later. Having to watch
> something is a root cause of pilot oversight.
> High shut down risk of his EFI system(too bad, as his EFI could be a huge
> risk reduction if designed differently).
> Repeat root cause failures to design changes... the same pattern to all
> the failures.
>
> Doesn't mean don't use rotary, Perry had much lower risk as he didn't
> modify all those systems. It means, if you go that route, you better make
> sure you use every skill you can muster to anticipate failures and
> qualify each change while on the ground.
>
> I'll itemize the risk items in future, too many pans in fire right now. I
> also have to look at other info sources.
>
> Risk is not measured by how many moving components you have. That is
> propaganda. As are terms like "hand grenade" and "melting aluminum". It's
> the total system that counts.
>
> Fire away!
>
> -al wick
> Artificial intelligence in cockpit, Cozy IV powered by stock Subaru 2.5
> N9032U 200+ hours on engine/airframe from Portland, Oregon
> Prop construct, Subaru install, Risk assessment, Glass panel design info:
> http://www.maddyhome.com/canardpages/pages/alwick/index.html
>
> On Wed, 1 Jun 2005 09:13:16 -0700 "Keith N91KS" <kspreuer@yahoo.com>
> writes:
>  The rotary guys are coming in much lighter and
> > the reliability of those engines sounds like they have made great
> > improvements.
>
>
> > Keith
> > Cozy N91KS
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