Biodiesel

Wilson, Dale (WILSONDO@phibred.com)
Wed, 16 Jun 1999 10:58:01 -0500

Dennis,

I just got back from a canola workshop, and am psyched about the plasticity
of this crop. I am wondering if anybody on the list has had experience with
biodiesel.

> Where canola oil is added to diesel fuel in Europe [at 30%],
> some vehicle manufacturers approve, others advise that their
> existing fuel systems will be corroded by vegetable oils,
> and parts would need replacing to use the new fuel.

I thought the big problem was carbonization in the injectors. I believe one
can transesterify vegetable oil in your garage to make methyl esters of
fatty acids, a more thermally stable fuel than triglycerides.

> Interesting that vehicle manufacturers warn vehicle users of
> the tendency of vegetable oils to rancidify..

With new oilseed varieties low in polyunsaturates, oxidation and gum
formation should be less of a hazard.

I am sure that as oil prices climb in the next few decades, biodiesel will
become an important fuel. Oilseeds could be bred specifically for this use.

Dale

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