Mailing List flyrotary@lancaironline.net Message #55028
From: H & J Johnson <hjjohnson@sasktel.net>
Subject: Re: [FlyRotary] Re: Gasoline with 10% ethanol
Date: Fri, 13 May 2011 17:01:38 -0600
To: Rotary motors in aircraft <flyrotary@lancaironline.net>

The ticket certainly is in finding that compound that will adhere to the inside of the tank [w/out re-opening the wings] and is impervious to ethanol.

Sounds simple but to date I've not heard of anything that absolutely & conclusivly does these two things at the same time. I'm sure that a/the product

is in the works [someone will figure it out at some point] but what does a person do about the problem today?

Has anyone heard of anything that does this [a 'slosh' of some sort I'm assuming]??



Jarrett Johnson
www.innovention-tech.com

----- Original Message -----

From: Mark Steitle <msteitle@gmail.com>

Date: Friday, May 13, 2011 2:13 pm

Subject: [FlyRotary] Re: Gasoline with 10% ethanol

> Jim,
>
> I believe you missed a step.  How do you dispose of the 5 gallons of
> alcohol/water you drain off the original 50 gallons... make
> moonshine out of
> it?
>
> I think it would be more realistic to try and find a fuel tank
> slosh agent
> that would be compatible with ethanol, then slosh my tanks with
> the stuff.
> Then I could pump 10% ethanol mogas into containers and pour it
> directlyinto my a/c and then go fly.
>
> Mark
>
> On Fri, May 13, 2011 at 3:02 PM, Jim Brewer <alpha@concordnc.com>
> wrote:
> > Guys,
> > Think about this: EAA Test for Ethanol
> >
> > HOW TO USE THE TESTER:
> >
> >   1. Add water precisely to zero level line on percentage
> alcohol scale on
> > side of tester.
> >   2. Add fuel to be tested up to the gas level line.
> >   3. Cap with thumb or stopper provided, shake vigorously to
> thoroughly> mix.
> >   4. Let stand 5-10 minutes, read percentage alcohol-in-fuel on
> scale of
> > 0-30% at line separating gasoline and water.
> >   5. The gauge on the side of the tube will read percentage of
> alcohol in
> > the tube.
> >
> > The way this test works is that you add an excess of water to
> the fuel and
> > the alcohol migrates into the water, thus separating from the
> gasoline> fraction.  5 gal = 18,927 ml and 10% of that would be
> 1,892.7 ml of alcohol
> > or slightly less than 2 liters.  Rather than going to Nevada why
> not use
> > local gasoline and separate out the ethanol portion, filter the
> gasoline> through a filter that would remove any remaining ethanol
> and use the
> > gasoline in the aircraft.  Agitation and decanting of the
> gasoline off of
> > the water portion should be easy to do.  At $4.00 a gallon here
> on the east
> > coast it would be a 40 cent loss over the pump price but would
> be cheaper
> > than 100 LL.  Do in 50 gallon batches as drums are readily
> available.> (Flame suit on)
> >
> > --
> > Homepage:  http://www.flyrotary.com/
> > Archive and UnSub:
> > http://mail.lancaironline.net:81/lists/flyrotary/List.html
> >
>
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