Yes, heat use for heating the stored oil tanks, space heating, process heat, methanol recover, foot warmers, snow melting, bun warmers, and all that. its just a plumbing extravaganza and it takes a surprising lot of time and effort to get it all working.
Tom Leue In a message dated 1/14/03 5:15:51 AM, [EMAIL PROTECTED] writes: > hello tom, placing the drip plate on which you burn your glycerin > in a small chamber made from castable refractory would insure a high > temperature environment. these refactories can withstand 3000deg.as for the > waste btu's could they not be directed thru a heat exchanger for biodiesel > processing and methanol recovery?just a suggestion . > Ê Ê Ê Ê Ê Ê Ê Ê Ê Ê ÊÊ regards,roger ([EMAIL PROTECTED]) > > Hello Tom > > > > That's glycerine/FFA/catalyst you were working with? Or rather soap, > > not FFA. If you separate it: > > http://journeytoforever.org/biodiesel_glycsep.html > > Separating glycerine/FFAs > > > > ... you're left with about 95%-pure glycerine (somewhat acidic), and > > FFAs, and the catalyst on the bottom. The glyc and FFAs won't mix, > > but either of them burns well, especially the FFAs, and I think the > > FFAs should be cleaner burning than SVO or WVO. > > > > I'll be doing more work soon on just how well they burn in what, how > > best to use them as fuels, but they do both burn. > > > > Another method people have experimented with is to mix the raw > > by-product, unseparated glyc/soaps/catalyst, with wood chips or > > sawdust, but this is where concerns over proper combustion arise. > > Top-down gasifier should do nicely though. I want to do some work on > > this soon too. > > > > Regards > > > > Keith > > > > > > > > >I've got a couple years experience with burning glycerin. I had to do > it, > > >I've got such a large accumulation of the stuff. I've tried it in a > couple of > > >wood boilers and in a babington burner. The stuff does burn, but it > takes > > >special conditions to keep it going. Basically, without being exact > about the > > >fine details, it takes about 1000 degrees of temperature to keep the > stuff > > >going. Below that temperature and you'll mostly just burn off the > methanol > > >component, leaving a heavy vegetable based "tar" residue.ÊÊ It tried it > in a > > >babington, but it does not burn above about a 25% mix with oil. In a > wood > > >boiler it burns on top of coals well, but when the wood fire dies out it > just > > >accumulates the glycerin without much reduction. > > > > > >My current burner has a babington burner running on vegetable oil into a > > >masonry stove with a separate drip of glycerin onto a hot steel plate. > It > > >burns very cleanly and VERY hot. Absolutely no emissions visible. Now I > have > > >to find out what to do with over 1000000 btu's per hour. > > > > > >Tom Leue > > > > > >In a message dated 1/11/03 3:59:45 PM, [EMAIL PROTECTED] > writes: > > > > > > > > > >Ê Ê I looked up a few of those commercial oil burners for use with > WVO. > > > > Sounds pretty interesting, though pricey... something to try and find > > > > secondhand, maybe? > > > > > > > > Then I got an email from a farmer nearby, someone who grows oil > crops, > > > > asking about biodiesel production for on-farm use, and about ways to > reduce > > > > waste in the process, all the usual questions people have. We were > talking > > > > about 'glycerin' and ways to deal with it besides disposal... > > > > > > > > Does anyone on this list have experience burning their glycerin for > shop > > > > heat or process heat, using some kind of waste oil burner, either one > of > > > > these commercial units or one of the homebuilt ones off of > > > > Journeytoforever? > > > > > > > > I know that burning glycerine can produce some toxic gases if not > done > > > > properly. What is 'properly' in this case? some particular > temperature, > > > > some particular combustion environment?Ê how does one know, using a > > > > Babington or a waste oil burner to burn glycerine byproduct, that it > is > > > > safe to do so? > > > > > > > > Also I do the 'ffa recovery' process sometimes- purifying 'glycerine' > with > > > > an acid to break down the soaps into salt and ffa, and producing a > cleaner > > > > glycerine for degreaser use. Like everyone I know whose tried this, > I've > > > > got a bit of ffa byproduct sitting around in my 'odd chemicals' > collection > > > > now (I believe Ken Provost experimented with using that same ffa in > > > > soapmaking?). > > > > > > > > Todd Swearingen said something once about ffa being a potential fuel > source > > > > for a Babington Burner, and has said somewhere that he thinks it > could be a > > > > fuel in other situations. Anyone experimented with this, or any of > you > > > > engineers out there have any ideas on how well it'll combust and > under what > > > > conditions? (I don't have anything to try burning it in at the > moment). > > > > > > > > Thanks, > > > > Mark > > > > > > Biofuels at Journey to Forever > > http://journeytoforever.org/biofuel.html > > Biofuel at WebConX > > http://webconx.green-trust.org/2000/biofuel/biofuel.htm > > List messages are archived at the Info-Archive at NNYTech: > > http://archive.nnytech.net/ > > To unsubscribe from this group, send an email to: > > [EMAIL PROTECTED] > ----------------------------- Homestead Inc. www.yellowbiodiesel.com [Non-text portions of this message have been removed] Biofuels at Journey to Forever http://journeytoforever.org/biofuel.html Biofuel at WebConX http://webconx.green-trust.org/2000/biofuel/biofuel.htm List messages are archived at the Info-Archive at NNYTech: http://archive.nnytech.net/ To unsubscribe from this group, send an email to: [EMAIL PROTECTED] Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
