[Stoves] (no subject) (K McLean)

[Andrew Heggie]

On Wed, 30 Oct 2019 at 20:15, K McLean <info at sun24.solar> wrote:
>
> Christa, you and Crispin both suggested charcoal displacement as the reason for the efficiency improvement.  This is a simple explanation that justifies the use of rocks and a second grate in the mbaula.
>
> Do you think there may be other factors involved, too?  In the Zambian mbaula testing, efficiency was improved 41%.  The charcoal displacement was not close to 41%.  I'll try to think of other tests that allow for charcoal displacement.


Simple explanations are often right and I don't doubt Christa that
people over fuel stoves.

Back in 2006 we had a contributor that marketed stainless steel
barbecue stoves and he  claimed his stoves worked best because of the
fuel placement in a "thermal array":

http://www.stoves.bioenergylists.org/node/418

Andrew