From: Bjorn Brandstedt (super_deuce@hotmail.com)
Date: Wed May 03 2006 - 06:59:02 PDT
Fuel dryer additives are not methanol, but ethanol, which has a higher
Bjorn
>From: "Glenn Shaw" <milspectruck@verizon.net>
boiling temp.
Ethanol can also be used instead of methanol in biodiesel production, but
costs more.
One other solution is to install a thermal blanket around the tank to keep
the temperature under control.
>To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
>Subject: Re: [MV] Unwashed biodiesel concern
>Date: Wed, 03 May 2006 09:49:35 -0400
>
>I would think it is just a matter of quantity. With the water dispersals
>you are adding a couple of 12 oz cans. Bjorn may be talking about enough
>of
>a quantity that it all will not remain azeotropically bonded to the water
>and begin to come off as significant amounts of Methanol vapor. That could
>pose a problem near the tank vent if someone lit up a ciggy. I would just
>monitor the sit and see, but I would definitely not have any fuel system
>venting near any source of ignition to be safe.
>
>Glenn
>MTA
>MVPA
>
>-----Original Message-----
>From: Military Vehicles Mailing List [mailto:mil-veh@mil-veh.org] On Behalf
>Of Rick v100
>Sent: Wednesday, May 03, 2006 9:14 AM
>To: Military Vehicles Mailing List
>Subject: Re: [MV] Unwashed biodiesel concern
>
>
>Isn't alochol used in most fuel dryers? So what is the difference between
>having the methanol left in and adding fuel dryer?
>
>--- Bjorn Brandstedt <super_deuce@hotmail.com> wrote:
>
> > I do have one concern about using unwashed biodiesel
> > and that is the fact
> > that methanol starts to boil at 148 deg F.
> > This could be a factor in a hot climate with the sun
> > beaming down on the
> > fuel tank.
> > I have received a couple of numbers from Kenny in
> > Florida and Ken in TX on
> > the fuel temp, but those were not maximum or worst
> > case conditions.
> >
> > It could be a fire hazard.
> >
> > If any of you would care to add to this, I would be
> > most appreciative.
> > Just measure the fuel temp with the engine running
> > (return fuel is hot) and
> > report the highest temperature with the sun hitting
> > the tank. I suspect 150
> > F would not be out of question.
> >
> > TIA
> >
> > Bjorn
> >
> >
> >
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>
>
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