Alex. Cc list I missed the email where you described this stove. Can you give a URL?
Ron On Oct 23, 2012, at 8:22 PM, Alex English <[email protected]> wrote: > Richard, > I agree that fire moving up into the fuel supply bin is a primary concern. > Not just because of the risk of a fire in a place not designed for fire, but > because it implies that the combustion process down below is not in a steady > state. I disagree that a seal on the bin is necessary to minimize the risk > of back burn. The beauty of a 'powerless', gadgetless, gravity based > process is that a good deal of risk is eliminated. After that it is a > question of materials, construction and air flow. > > So at the time of writing this my stove has been running for four hours and > the temperature of the flowing pellets three inches above the stove is 65C. > These pellets are feeding at a rate of about 0.7 liters per hour. > > Alex > > > > On 23/10/2012 3:55 PM, Richard Stanley wrote: >> From Lenny Hansen, several years ago, the point was made that one would have >> to seal that feed tube from any incoming air, to minimise the risk of back >> burn up the feed tube. >> >> Richard Stanley >> www.legacyfound.org >> >> > > _______________________________________________ > Stoves 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/stoves_lists.bioenergylists.org > > for more Biomass Cooking Stoves, News and Information see our web site: > http://www.bioenergylists.org/ >
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