[Stoves] Chimneys, rice husks [Ovens]

[Paul Olivier]

JJ,

I would not recommend that you burn rice hulls ir rice straw.
In many cases this is quite dangerous.

Paul


On Sat, Jun 15, 2013 at 9:40 AM, JJ Claire <pugoclaire at yahoo.com> wrote:

> Greetings one and all,
> I visit the Philippines often and usually stay about six months a year.
> I often use a rice hull stove.  I would like to get a plan to build a
> concrete stove.  I am also wondering if there is such a thing as building
> an 'oven' using cement and/or concrete?  I would like to build one,
> a white model if possible, [vice a black model], if such a plan is
> available and if the technology would be practical.  We have a
> lot of rice hulls and not all that much firewood.
> I would be open to heating the oven with firewood and then
> maintaining the heat level with or by burning rice hulls.  I have
> a lot of rice hulls and want to make the best use of the hulls.
> I currently use the wood ashes to make lye so I can make soap,
> but I have not used any ashes from rice hulls to make lye.  I
> wonder if making lye with rice hulls is possible.
> The rice hull stoves we use are sort of a metal pail with a wire rack.
> I am looking for a stove, hopefully one that is hot, medium and cool,
> for cooking with rice hulls over a long number or years.
> On our island, rice hulls are still burned to 'get rid of them', and
> believe it or not, rice straw is still burned. I often ask neighboring
> farmers to bring me their straw and provide them a small bit of
> cash for doing so.  We use the rice straw for making compost.
> We add some rice hulls to the compost.  Most of the rice hulls
> are burned for fuel to cook with.  We add the char from the cooking
> process to the garden.  I am wondering if we are making the best
> use of the rice hulls and if the plans I am speaking of by post
> are available.
> Please inform, I am open to suggestions and direction.
> Blessings,
> JJ
>
>   *From:* "ajheggie at gmail.com" <ajheggie at gmail.com>
> *To:* Discussion of biomass cooking stoves <
> stoves at lists.bioenergylists.org>
> *Sent:* Friday, June 14, 2013 5:02 PM
> *Subject:* Re: [Stoves] Chimneys, rice husks
>
> [Default] On Fri, 14 Jun 2013 17:37:30 -0400,"Crispin
> Pemberton-Pigott" <crispinpigott at gmail.com> wrote:
>
> >We are experimenting in Indonesia with draft-operated buoyancy balancers
> to limit the pull to the ideal even when combustion conditions change in
> the large wood stoves. They are easy and cheap to make. They are mounted on
> the side of the stack of all oil furnaces.
>
> We have used them on pellet stoves (which have their own id fans) to
> limit draught on an insulated ss chimney that rose through 4 floors. I
> wasn't entirely happy with the idea as it raised the possibility of
> the boiler room getting combustion products if the seal wasn't good, I
> would have been happier if the air was sucked from outside. In fact
> there was subsequently a problem but this was down to poor
> maintenance.
>
> AJH
>
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-- 
Paul A. Olivier PhD
26/5 Phu Dong Thien Vuong
Dalat
Vietnam

Louisiana telephone: 1-337-447-4124 (rings Vietnam)
Mobile: 090-694-1573 (in Vietnam)
Skype address: Xpolivier
http://www.esrla.com/
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