[Stoves] Pulumde

Tom Miles Easystreet tmiles at trmiles.com
Sat Jul 14 12:19:37 CDT 2012


We will put them on the stoves website. 

Tom

T R Miles Technical Consultants Inc. 
tmiles at trmiles.com
Sent from mobile. 

On Jul 14, 2012, at 9:51 AM, ajheggie at gmail.com wrote:

> Forwarding a post that was too big for [stoves] with the pictures so
> in this case we'll have to make do with the words until I figure
> somewhere to upload the pictures.
> 
> Xavier you had also included a whole digest which added to the volume.
> 
> BTW good thin metal is often better than thick if one side is cooled.
> 
> AJH
> 
> On Sat, 14 Jul 2012 09:39:58 -0700, xvr.brandao at gmail.com wrote:
> 
>> Hey Crispin,
>> 
>> Very sorry for missing your message, I was going through my old stovelists
>> emails, and just saw that you wrote to me!!
>> 
>> I am good, pretty busy with the work at Prakti and other stuff, there is a
>> lot of good projects and ideas coming up at Prakti, we are living
>> enthusiastic times!
>> 
>> I saw the GIZ 'Pulumde' when I was in Benin, interesting design, looking
>> sturdy like a Roumde and with a grate like a Pulumusa. I remember secondary
>> air was exiting above the charcoal pile from a metal tube attached to the
>> grate, but it wasn't working well, and I think it was taken out later on.
>> The improved malgache I made wasn't really convincing in terms of
>> performances. Something wrong with the air flow, I guess. Needed a lot of
>> design work, way more than I could do with my small knowledge. Perhaps a
>> two-stage door like you are proposing would improve the performances, yes.
>> I think GIZ with the Pulumde and you with the improved malgache are on to
>> something.
>> 
>> A few pictures of the improved malgache are attached.
>> 
>> Now my main concern was to make a heat-resistant combustion
>> chamber/cone/grate? Either good and thick metal, either a ceramic one like
>> the POCA you showed me.
>> 
>> Cheers,
>> 
>> Xavier
> 
> 
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