Dear Prof, It has been my observation that fire-wood in wood stoves burn better in villages compared to cities and towns. Probably because the oxygen content in village air is slightly more than city/town air.
Regards, Rajan On Fri, Aug 23, 2013 at 1:41 PM, Philip Lloyd <[email protected]> wrote: > Dear Stovers > > We all seek to minimize fuel consumption for a given task, and that in > effect means maximizing the efficiency, probably under varying heat output > conditions. > > I have seen little consideration of the fact that nitrogen in the air goes > along for a free ride, but reduces the efficiency because you have to heat > up the free rider along with everything else. > > It is for this reason that the Excess Air Ratio tells you so much - it > tells > you if you have enough air to combust properly, and not too much to waste > heat on nitrogen (and other inerts in the atmosphere like argon and CO2). > > You can gain quite a lot in efficiency if you control the excess air as the > fuel is consumed in a normal batch burn, and once you have learned how to > control it you can find ways to implement that control - which is the > really > exciting part of stove design. > > Now to >>>>. On this thread, stovers tend to reply with everything that > was > in the original, and in order to find something that interested you in the > index, you then have to scroll through pages of >, >>, >>>, >>, >, >>, >>>, > >>>> etc ad inf. > > As a courtesy to other users, it is kind to delete everything non-essential > to your reply. Outlook does not appear to have an option "Reply without > message" that some other mailers possess - for those others it is quite > simple to reply neatly, but Outlook users really need to save us from the > dread >>>>>>> > > Regards to all > > Prof Philip Lloyd > Energy Institute > Cape Peninsula University of Technology > PO Box 652, Cape Town 8000 > Tel:021 460 4216 > Fax:021 460 3828 > Cell: 083 441 5247 > [email protected] > > > > > > _______________________________________________ > 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/ > >
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