Hello Steven

>Thanks Keith, I looked for the MSDS sheet but couldn't find it 
>except to order a copy off the Gold Eagle website.

Sorry about that - archived message, the links won't stay fresh. 
Unlike, say, Journey to Forever, where the links... um, don't stay 
very fresh either. (Like the paint on the Eiffel Tower.) We do try 
though.

>   One more question about the Methanol.  In the recovery process 
>explained on the Journey to Forever website (condensing the methanol 
>out of the glycerin) approximately how much methanol can be 
>recovered?

I think about 70% of the excess methanol ends up in the glycerin 
by-product "cocktail" - ie, glycerin, FFA-soap, excess methanol and 
catalyst. It depends on how much methanol you used in the first place 
and what sort of oil you used - more about that here:
http://journeytoforever.org/biodiesel_meth.html
How much methanol?

It also presumes you didn't lose any to evaporation, or not much 
(closed processors and mixers).

But I would like to find some more and better information about that 
70%, it's kind of rough. Anyone know?

All that said, you should be able to get most or nearly all of it 
back again. We get 3 litres-plus out of 15 litres of by-product. 
That's here.
http://journeytoforever.org/biodiesel_processor5.html#methcondens
Simple 5-gallon processor

We don't do this very often. One factor is that it takes a lot of 
energy, not sure that it's worth it. I guess we could calculate that, 
but it wouldn't be very helpful, electricity charges vary so widely. 
It wouldn't help us anyway because we have other reasons for not 
reclaiming the methanol. We use the raw by-product as-is for heating 
(pre-heating the WVO, heating water, and, next, for space-heating), 
and it works better with the methanol still in there. Maybe that's 
expensive or wasteful, in a way, but I don't really think so, it cuts 
our energy use right down, and biodiesel production remains an 
economical operation for us even without methanol recovery and (for 
us) its high energy costs. Everyone's situation is different, what's 
cheap and convenient for some might not be for others. Even where 
it's not cheap, electricity isn't the only way of doing this. So it's 
something to start with, if needed.

By the way, I'll be making another condensor using the coil of 1/4" 
pipe pictured, it might have some advantages.

There are other ways of reclaiming methanol, at the end of the 
process, for one, from both the by-product and the biodiesel. If you 
don't intend to use the by-product as fuel and don't have markets or 
uses for the components of separated by-product, this might be the 
way to go. See the recent thread on "Vacuum Pump for Condenser", for 
instance, and Dale Scroggins's "Touchless processor":
http://journeytoforever.org/biodiesel_processor.html#touchfree

Best wishes

Keith




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