[Stoves] Chimney Chula

[CHRISTA ROTH]

in Malawi we build pedestals / steps out of conrete around the fixed  
institutional stoves for the cooks to stand on and that works well.  
also in combination of 2 or 4 stoves with a shared 'walking space'  
between them.
Am 07.08.2011 um 12:18 schrieb Xavier Brandao:

> Crispin and stovers,
>
> "An advantage (for India) is the very low cooking height": I think  
> it is not
> only for India, we are facing this question at the moment in Benin.  
> We made
> an institutional rocket stove for the restaurant of the main  
> university.
> They are testing it at the moment, if they like it, all universities  
> in
> Benin could have these stoves. The first thing the cooks said when  
> they saw
> the stove was : "it is too high". Men and women in South-Benin are  
> rather
> short-sized. The stoves they use traditionally are very short. They  
> can
> stand up, using a big spoon with a long handle.
> We got this remark from other places, but people accepted, liked and  
> used
> the stoves anyway. But it is the first time we get such "strong"  
> criticism,
> almost opposition. I said they would have to try it for a week or  
> more, and
> then give us their remarks. End-users of the equipment often fear  
> they will
> be imposed decision by people working above them and sitting in  
> office.
>
> The rocket stove combustion chamber grows with the pot size. So does  
> the pot
> skirt. In the restaurant, they use only 50 kilos round pots, the  
> biggest
> ones I have ever seen. The stove we made had to be tall : perhaps  
> 1.10 -
> 1.20 meter high. It was one of the tallest we ever made. The women  
> said they
> would burn their arms on the hot skirt, and on the top of the pot,  
> when they
> will reach food in the bottom of the pot.
> They asked us to reduce the size, we said we couldn't since it was  
> due to
> the technology, and that a shorter stove would be less clean and  
> efficient.
> We'll see in one week how they liked the stoves.
>
> Traditional stoves are convenient to use, but as you said they make  
> "not
> enough flame space to complete the combustion well."
> All the institutional stoves I know (rocket, Lion stove, Esperanza  
> stove,
> LEGO stove) and some other wood stove (Justa stove, Lorena stove)  
> seem all
> to be working on the same principle: a combustion chamber tall  
> enough for
> the fire to burn properly, then the shape can vary. If the pot is  
> big, so
> must be the stove.
>
> Do you know any stove or any way to build a stove which would be  
> small, even
> if it needs to deliver high power to cook on big pots? Have you  
> faced user
> acceptance issues because of the stove size ?
>
> Cheers,
>
> Xavier
>
>
>
>
> -----Message d'origine-----
>
> ------------------------------
>
> Message: 4
> Date: Fri, 5 Aug 2011 09:46:14 -0400
> From: "Crispin Pemberton-Pigott" <crispinpigott at gmail.com>
> To: "Stoves" <stoves at lists.bioenergylists.org>
> Subject: [Stoves] Chimney Chula
> Message-ID: <101001cc5376$0d935ef0$28ba1cd0$@gmail.com>
> Content-Type: text/plain; charset="us-ascii"
>
> Dear Friends
>
> http://www.designtoimprovelife.dk/index.php?option=com_content
> <http://www.designtoimprovelife.dk/index.php?option=com_content&view=article
> &id=81&Itemid=63> &view=article&id=81&Itemid=63
>
> It gets some recognition. Looks like a combination of an Esperanza  
> stove
> (small Lion with side-fed air) and a Lorena with pre-cast parts.  
> Metal grate
> used. I like that! It gives all air preheating.
>
> An advantage (for India) is the very low cooking height though there  
> is
> obviously not enough flame space to complete the combustion well.
>
> Good looking.
>
> Regards
>
> Crispin
>
>
> _______________________________________________
> Stoves mailing list
>
> to Send a Message to the list, use the email address
> stoves at lists.bioenergylists.org
>
> 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/