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From: "Ed Anderson" <eanderson@carolina.rr.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-853789@logan.com>
Subject: Re: [FlyRotary] Re: Cooling -Learned a lot
Date: Sun, 3 Apr 2005 21:49:36 -0400
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Ok Ed,

Always look forward to seeing you and your neat projects

Ed
----- Original Message -----
From: "Ed Klepeis" <techwelding@comcast.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Sunday, April 03, 2005 9:20 PM
Subject: [FlyRotary] Re: Cooling -Learned a lot


> Dear Ed
>        I'm glad you think it might work I will be bringing it down to sun
n
> fun  for your opinion and ideas I have it mounted on one of jerry heys
> tailwind mounts. with my welding jig 13b eng in place I think it makes for
a
> compact package.
>                                                            Regards
>                                                               Ed K
>
techwelding@comcast.net
> ----- Original Message -----
> From: "Ed Anderson" <eanderson@carolina.rr.com>
> To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
> Sent: Sunday, April 03, 2005 7:45 PM
> Subject: [FlyRotary] Re: Cooling -Learned a lot
>
>
> > Hi Ed K,
> >
> > The rad would have 100 sq inch more core face area and as much volume as
> > two
> > GM cores, so assuming the airflow is adequate and the engine power in
the
> > same range as is common in our application of two GM cores  - say 160 -
> > 190
> > HP or there abouts, I can see no reason why it could not be made to
work.
> >
> > BUT  a lot would depend on the ducting and airflow.  For instance if the
> > rad
> > is perpendicular to the air flow you get the maximum benefit.  If the
air
> > flow entering the core is too oblique an angle then you can get
turbulence
> > at the entrance to the core passages hindering good cooling - or if the
> > exit
> > is obstructed by being two close to the firewall, or if the diffuser
does
> > a
> > poor job -  for a couple of  examples.  Having it exposed to the radiant
> > heat of a unshielded exhaust system could also have an adverse effect.
So
> > the potential for adequate cooling is there - whether it does or not
> > depends
> > on how its installed and other factors mentioned.
> >
> > Ed A.
> >
> >
> > ----- Original Message -----
> > From: "Ed Klepeis" <techwelding@comcast.net>
> > To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
> > Sent: Sunday, April 03, 2005 7:04 PM
> > Subject: [FlyRotary] Re: Cooling -Learned a lot
> >
> >
> >> Dear Ed
> >>      How about a rad 16x18x2.25  with a mazda oil cooler along side
> > mounted
> >> in a sq tube frame hung under the eng mount in rubber mounts, could you
> >> go
> >> for such a set up. let me know.
> >>
> > regards  Ed K
> >>
> >
> >
> >
> >>>  Homepage:  http://www.flyrotary.com/
> >>>  Archive:   http://lancaironline.net/lists/flyrotary/List.html
>
>
> >>  Homepage:  http://www.flyrotary.com/
> >>  Archive:   http://lancaironline.net/lists/flyrotary/List.html