Thanks for the response, John.....Interesting developments.   Paul Conner

----- Original Message -----
From: "John Slade" <sladerj@bellsouth.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Sunday, August 24, 2003 5:25 PM
Subject: [FlyRotary] Re: cooling and radiators


> >The tests he did on his website are very interesting and possibly
> encouraging to
> >those of us who have a canard with a NACA duct already installed. (Read
> that as not
> >having to do a lot of work to add P-51 style ducts, etc).
>
> Yep. Very interesting stuff. I noticed that he's running without any oil
> cooler at all.
> I also notice that he uses "turbulators" ahead of the NACA al la Eric
> Westland as I'm planning to do. As he says, a bit of augmentation may help
> too.
>
> See http://home1.gte.net/res08ahw/vg/index.htm
>
> > Any ideas about the possible cooling differences between a 160 hp Subaru
> and a
> >170 hp 13b?  My thinking is that they would require a radiator
> approximately
> >the same size?
>
> That makes sense. Cooling requirements and HP tend to have a direct
> relationship. I'm hoping to make well over 200 HP, so I guess I'll need
> additional cooling.
>
> Another interesting note on Als web site is the changing airflow depending
> on attitude. It would be nice to have an on-dash reading of the airspeed
> difference either side of the rad. This way you can adjust the attitude
for
> best cooling if needed.
> John Slade
> Cozy IV turbo 13B
>
>
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