Hi Stovers, On a slightly different note, does anyone have access to the CFD simulation work done for the Bio-lite stove.
Cheers Sarbagya On 31/03/2012, at 6:03 PM, Crispin Pemberton-Pigott wrote: > Dear Richard Almost in Guatemala > > This is a little bit about Chad’s programme and a little about yours. > > If people could please support the Nat Geo initiative it would always help. > Show up and click on a few things and tell your friends. There are very few > initiatives that support pro-poor energy policies, compared with the largesse > that flows to energy for the rich. The disparity has always been a sore point > for appropriate technologists as many of us know. > > >Indications are very good thus far. > > That is good news. Who/what is your counterpart organisation? > > >The trick will not be a technical hurdle or even a resource source hurdle > >there: Its going to be all about defining real need /cultural acceptance and > >empowerment of groups whom are not used to being empowered --and how that > >all will work within the culture--long after the donor cameras have left the > >scene. > > Yebo. (“yes in Zulu”) > > >I wanted to also mention that technically one of the big challenges it to > >devise a simple grinder chopper device that will work for their resources. > > The first comment from Prof Annegarn on that and me is that NDE is exactly > the place to develop such a device. Several devices for chopping and for > grinding cassava were brought to SD-land, to the agric research centre in > Malkerns. There was obviously a difference in approach to ‘A-T devices’ for > local manufacture. There is no way we could copy them for local use as they > would not have lasted long enough to secure the reputation of the vendor. > > It is partly a cultural thing (people expect it to last if they pay for it) > and partly exposure to old British technology that was used by the trading > stores ‘back in the day’. Those things are still around. India is full of > copies of such technologies. My question to you is where are the Guatemalans > on this scale? > > >Lee Hite of Engineers without Borders (professional chapter) in Cincinatti > >developed a bio chop and bio grind device (see > >http://home.fuse.net/engineering/) which gets pretty close . > > See the video at http://www.youtube.com/watch?v=5solgSYXeJ0 – very good. > > Something I have noticed is the use of a lot of wood on these constructions > (presses and grinders). Most communities I have worked with do not have > access to such nice large pieces of wood. The comment ‘it can be made without > welding’ is odd in that welding is one of the near-universally available > skills in fuel-deprived areas that might be interested in biomass briquettes. > The reason the fuel is short is because there are so many people and where > there are people there is transportation which means vehicle repairs which > means welding. > > There seems to be lots of room for cooperation on new presses and grinders. > > Sala kakuhle (only because I have been in the Eastern Cape) > 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://www.bioenergylists.org/ >
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