Mailing List flyrotary@lancaironline.net Message #4584
From: Randy Echtinaw <rjechtinaw@ia4u.net>
Subject: Re: [FlyRotary] Re: Heaters/defrosters
Date: Wed, 3 Dec 2003 10:21:58 -0500
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
   I am building a SkyBolt and will have either a n/a 3 rotor or a blown 2
rotor. (No turbo because of excess heat that has to be delt with and oil
return problems when inverted)  I posted this same question on the
"alternate" website several months ago and did not get a response so I am
glad to see it come up here.  My preliminary plan is to pick up hot/cold air
in front of and in back of the water radiator ala P-51. I ruled out a small
radiator in the cabin because I did not want any hot liquids in the cockpit.
So, my question, is the radiator exhaust air hot enough to do this ? If
there are any problems with this plan please let me know. Like most of you
guys I am here for what I can learn not what I can contribute, at least for
awhile.
     Thank you very much,
       Randy

----- Original Message -----
From: "Ed Anderson" <eanderson@carolina.rr.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Wednesday, December 03, 2003 8:46 AM
Subject: [FlyRotary] Re: Heaters/defrosters


> Mark
>
>     I use the coolant through an small oil cooler in the cabin.  I have a
> shut off valve.  I think a compromise might be to have the small  heat
> exchanger under the cowl (rather than in the cabin like mine) with a air
> duct into the cabin.  That would address your concerns about the C0 and
hot
> ethylen-glycol.
>
> Ed
>
> Ed Anderson
> RV-6A N494BW Rotary Powered
> Matthews, NC
> eanderson@carolina.rr.com
> ----- Original Message -----
> From: "Mark Steitle" <msteitle@mail.utexas.edu>
> To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
> Sent: Tuesday, December 02, 2003 7:02 PM
> Subject: [FlyRotary] Heaters/defrosters
>
>
> > Is there a "best practice" for cabin heat/defrost systems for rotary
> > a/c.  Those of you that are flying, how did you approach this item.  It
> > seems to me that with all that heat going out the tailpipe, it is a
> > no-brainer... except for the carbon-monoxide thing.  Then again, I don't
> > want to be scalded with hot ethylene-glycol either.  The exhaust muff
> seems
> > like the lighter and simpler solution.  On the other hand, with proper
> > ducting, the heater core could add extra cooling during climb-out.
> >
> > Comments welcome,
> > Mark S. (hot oil exchanger is out of the question)
> >
> >
> > >>  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

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