Hi Jerry, Tom and All,
Maybe soot could also be converted. Jeff On Mon, 2010-09-06 at 08:27 -0700, Tom Miles wrote: > Jerry, > > We had a discussion and documentation on this list a year ago about tar > cracking. Heat only will not do it. You need some partial oxidation or a > ctalyast. See, for example, "Formation, Decomposition and Cracking of > Biomass Tars in Gasification" DTU 2005 > http://gasifiers.bioenergylists.org/gasdoc/tars/pyrotar2.pdf > > > Tom > > Hi Jeff and All, > > Yes as I've been saying for yrs now here, cracking tars into > H2-CO should be a no brainer. I'd suggest running them through a long SS > coiled tube on the burning chamber sides as an example heated to 1500f with > pulled apart SS dish scrubbies inside which should crack about anything into > syn gas thus cleaning it up, increasing quality and reducing fouling. > > The heat can be recycled into the gasification section input > air or biomass destructively distilling it. Many steel, other plants use > these methods to get carbon/coke from biomass or coal and power their > operations. > > Some use the tars to make water gas, making coke/charcoal then > hitting the hot charcoal with hot steam, making syngas/H2-CO. > > Another could be a fluidized bed reactor using nickel/SS > turnings, bits, etc. > > Many ways to skin that cat. My old Mark's Manual, an old > engineers manual that can be found used, shows multiple ways to get syngas > which use to be used as a fuel gas for towns, etc. > > Jerry Dycus > > > --- On Mon, 9/6/10, Jeff Davis <[email protected]> wrote: > > > Tar cracker? > > > > > > Jeff > > > > > > On Sun, 2010-09-05 at 13:00 -0700, jerry freedomev wrote: > > > Nickel, Platinum, etc tend to break down HC's > > into H2, CO with > > > correct temps, pressures. _______________________________________________ Gasification mailing list [email protected] http://listserv.repp.org/mailman/listinfo/gasification_listserv.repp.org http://gasifiers.bioenergylists.org http://info.bioenergylists.org UNSUBSCRIBE HERE; http://listserv.repp.org/mailman/listinfo/gasification_listserv.repp.org
