[Stoves] Pulumde

[Xavier Brandao]

Sorry, I didn't think about that. I never tried the attachments before. Yes,
if they are on the website that's fine.
Thanks,
Xavier


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Today's Topics:

   1. Re: Pulumde (ajheggie at gmail.com)
   2. Re: Pulumde (Tom Miles Easystreet)


----------------------------------------------------------------------

Message: 1
Date: Sat, 14 Jul 2012 17:51:02 +0100
From: ajheggie at gmail.com
To: stoves at lists.bioenergylists.org
Subject: Re: [Stoves] Pulumde
Message-ID: <lh83081sll8flg60f0pkq8kgg6ec5dtvbd at 4ax.com>
Content-Type: text/plain; charset=us-ascii

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




------------------------------

Message: 2
Date: Sat, 14 Jul 2012 10:19:37 -0700
From: Tom Miles Easystreet <tmiles at trmiles.com>
To: Discussion of biomass cooking stoves
	<stoves at lists.bioenergylists.org>
Cc: "stoves at lists.bioenergylists.org"
	<stoves at lists.bioenergylists.org>
Subject: Re: [Stoves] Pulumde
Message-ID: <9F00DB49-92FB-4EBE-978D-49CFA7D122A3 at trmiles.com>
Content-Type: text/plain;	charset=us-ascii

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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------------------------------

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End of Stoves Digest, Vol 23, Issue 12
**************************************