Hi, Is this a chunker or wood chipper? http://www.youtube.com/watch?v=c4GUEq_ubkw Cesar
2014/1/7 Erin Rasmussen <[email protected]> > Rolf's previous photos of the Jensen woodchoppers are here: > http://gasifiers.bioenergylists.org/uhlejensenchopper > - Erin Rasmussen > [email protected] > > -----Original Message----- > From: Energies Naturals C.B. [mailto:[email protected]] > Sent: Tuesday, January 07, 2014 8:34 AM > To: [email protected] > Cc: energiesnaturals; Discussion of biomass pyrolysis and gasification > Subject: Chunking wood for small scale biochar production, fotos ! > > On Thu, 02 Jan 2014 01:43:37 +0100 > energiesnaturals <[email protected]> wrote: > > > Hello chunkers, > > > > For small manual chunking devices I cannot help much, but I see that > there > is also some interest in more mecanized solutions. > > > > At least in Europe you can still find many of the old Jensen woodchoppers > with 6 and 12 cm long chunks produced and up to15 cm diameter. > > > > I remember putting a series of fotos on the list some years ago, > > perhaps on the bioenergy list. > > > > Have a good year! > > > > Rolf > > > > > > > > > > Enviado desde Samsung tabletDavid Coote <[email protected]> escribió:An > > inexpensive tool to chunk efficiently wood for small scale biochar > > production would be very handy. I have loads of waste woody biomass on > > my farm. There's no community scale biomass energy plants in the > > northern hemisphere sense in Gippsland (SE corner of Australia) so no > > local markets of this nature for the material. This may change in the > > next few years but in the interim I'd like to make some char as a > > weekend project. One of my nephews is a qualified boiler maker with > > tickets for various specialist welding techniques. He's interested in > > building a small char system. This would probably be similar to the > > popular 44 gallon drum with internal retort (so an indirect > > implementation) but using a better quality steel so a bit longer > > lasting. And we'll lag the drum, put a safety enclosure around it and so > on. > > > > One of the challenges of trying to do this beyond a hobby approach is > > chunking the material to be used for combustion and char. I haven't > > got time to lovingly handcarve the feedstock into the appropriate size > > and form. Using an axe, saw, firewood splitter, bypass pruners would > > all be possible for different sized feedstocks (windthrow, prunings, > > thinnings, harvest residue etc) albeit labour intensive. Something > > like an old chaff cutter would be very useful for some feedstocks. I > > think there are some commercial chunkers that would do what I want but > > they are prohibitively expensive > > > > David > > > > > > > > _______________________________________________ > > Gasification mailing list > > > > to Send a Message to the list, use the email address > > [email protected] > > > > to UNSUBSCRIBE or Change your List Settings use the web page > > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bi > > oenergylists.org > > > > for more Gasifiers, News and Information see our web site: > > http://gasifiers.bioenergylists.org/ > > > _______________________________________________ > Gasification mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > > for more Gasifiers, News and Information see our web site: > http://gasifiers.bioenergylists.org/ > -- *Cesar Casanova U*. *cel (+56 9)95905580* www.kamet.cl
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