Crispin, My char yield is much higher when I use Mesquite because it has a high Lignin content. Pine and cedar seem to make more ash. (Referring to TLUD use.) Ray
On Sat, May 4, 2013 at 7:26 PM, Crispin Pemberton-Pigott < [email protected]> wrote: > Dear Ron and All Char Retainers**** > > Would any of you agree with the following method of determining, but the > most direct possible mathematical route, the ‘char producing efficiency’ of > an appliance as follows:**** > > Fraction carbon in the char remaining divided by Fraction of carbon in the > original dry fuel, expressed as a percentage**** > > ** ** > > This captures the original carbon % of the raw fuel on a dry basis, and > the same value for the char remaining (on average of course).**** > > Dividing one by the other gives the % of carbon that was in the original > fuel retained in the char remaining.**** > > Would you accept this as a realistic measure of the char production? I > will consider offering it to the Standards Committee to be included in the > document. Maybe they will like it. It adds cost to testing but it might not > be much.**** > > It does not address the temperature at which it was processed, but that > might be very difficult to assess without looking at the chemical structure > for telltale signs.**** > > Regards**** > > Crispin**** > > ** ** > > _______________________________________________ > 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://stoves.bioenergylists.org/ > > > -- Ray Menke
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