[Stoves] Rice hull gasifier milling rice

[Marc Pare]

> I haven't heard of a rice mill powered with a gasifier since a Chinese
gasifier was used in Mali for several years.

Rogier Van Mansvelt was working on a study in 2011 of gasifiers in
Cambodia. I asked him where the published report is. For now, here's a
table from the draft to see some of the gasifier activity in Cambodia:

[image: Inline image 1]

Marc Paré
B.S. Mechanical Engineering
Georgia Institute of Technology | Université de Technologie de Compiègne

my cv, etc. | http://notwandering.com


On Fri, Nov 2, 2012 at 10:52 AM, Tom Miles <tmiles at trmiles.com> wrote:

> Crispin,
>
> Please send photos and we'll put them on the website. I'd love to see them.
> I haven't heard of a rice mill powered with a gasifier since a Chinese
> gasifier was used in Mali for several years.
>
> Many thanks
>
> Tom
>
> -----Original Message-----
> From: Stoves [mailto:stoves-bounces at lists.bioenergylists.org] On Behalf Of
> Crispin Pemberton-Pigott
> Sent: Thursday, November 01, 2012 8:26 PM
> To: Stoves
> Subject: [Stoves] Rice hull gasifier milling rice
>
> Dear Gasifying Friends
>
> I just stopped at a rice milling plant that is about 20 km outside
> Battambang. It processes about 1.9 tons per hour. It is all flat belt
> driven
> and a lot of it is made of wood.
>
> The power plant is an internal combustion engine of about 200 HP. It runs
> on
> gas. The gas is supplied by a rice hull gasifier at the back of the
> building
> where there is literally a mountain of rice hull.
>
> The gasifier looks quite modern and operates in a way that is day-and-night
> continuous. The rice hull is fed into the vertical reactor by an auger. The
> reaction zone position is not exactly constant but is maintained within
> certain limits.
>
> The ash/char is dropped off the top into a shallow pond to quench it.
>
> I see no reason why a small stove could not be operated in the same manner:
> TLUD with episodic feeding from below via a plunger of some sort. Rice hull
> flows easily. If the primary air control is adequate a range of 1 to 4 kW
> would be perfect.
>
> If anyone is interested I took pictures of the whole gas system and power
> plant.
>
> Regards
> Crispin at km post 271 outside Battambang
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