Reverse osmosis could remove the methanol from the glycerine. You just need to find a membrane with a housing that is resistant to methanol.
Andy On Sat, 05 Feb 2005 10:16:24 +1100, Andrew Lowe <[EMAIL PROTECTED]> wrote: > Ken Provost wrote: > > on 2/4/05 5:41 AM, Legal Eagle at [EMAIL PROTECTED] wrote: > > > > > >>G'day; > >>I have just completed a simple condenser for methanol recovery, however I am > >>still left with a question. > >>Do I need to bring the glycerine to a rolling boil or just bring up the heat > >>sufficiently to get the methanol to evaporate (148.5F/65C) not necessarily > >>boiling ? > >> > >> > > > > > > That depends on the exact shape of the boiling pot/chamber and still > > head, but my concentrating solar still used to start getting methanol > > in the condenser coil ONLY when the glycerine was "simmering". > > The question is -- how rapidly does vapor have to be produced to overcome > > the rate that it condenses before reaching the downhill side of your setup. > > > > -K > > > > I can remember people mentioning other "equipment" besides stills for > the removal of the methanol, words I can remember include "thin film", > "evaporators", "vacumn" etc etc. Can anyone provide a few "buzz words", > or links, that I should look for if I want to do a slightly larger BioD > unit, 20 Kl/week, and do methanol recovery. > > Any thoughts greatly appreciated, > > Andrew Lowe > _______________________________________________ > Biofuel mailing list > [EMAIL PROTECTED] > http://wwia.org/mailman/listinfo.cgi/biofuel > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Biofuel archives at Infoarchive.net (searchable): > http://infoarchive.net/sgroup/biofuel/ > _______________________________________________ Biofuel mailing list [EMAIL PROTECTED] http://wwia.org/mailman/listinfo.cgi/biofuel Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Biofuel archives at Infoarchive.net (searchable): http://infoarchive.net/sgroup/biofuel/
