[Gasification] Gasifier fan

[Arnt Karlsen]

On Wed, 20 Jul 2011 04:18:19 +0000, Clement wrote in message 
<1095873247-1311135460-cardhu_decombobulator_blackberry.rim.net-951748197- at b26.c16.bise7.blackberry>:

> I have built yet another gasifier, an updraft. The design is such
> that a bed of charcoal would lay over damp materials(the water
> content of materials is far in excess of what may be found in any
> normal wood) Now because I intend to ignite from under, I want to ask
> if the natural upward draft of heat would be sufficient to create the
> hot bed of charcoal which is already placed over these damp
> materials(these materials are inbetween combustibles-the first layer
> of combustibles provides continous upward heat draft) without having
> the need for a fan or a blower. My problem with using a fan or a
> blower is that I may need to power it with electricity or batteries
> which are scarce commodities in rural Nigeria. Has anybody on this
> list have success with operating a gasifier without using a fan or
> blower. By success I mean consistent engine grade gas output
> everytime the gasifier is operated. Clem
> 
> PS- thank you for the help
> 
> 
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