[Stoves] Heat to sustain TLUD process

[Tom Miles]

See http://www.bioenergylists.org/en/crispinvestovid

> -----Original Message-----
> From: stoves-bounces at listserv.repp.org [mailto:stoves-
> bounces at listserv.repp.org] On Behalf Of Crispin Pemberton-Pigott
> Sent: Monday, June 04, 2007 4:09 PM
> To: Stoves
> Subject: Re: [Stoves] Heat to sustain TLUD process


> I though I posted a video of a Vesto proving the concept made like this
> on
> the group.  No? I have one looking straight down as it changes back and
> forth between the two burning modes.  Fortunately it can be run in
> 'semi'
> mode partway between the bottom lit fire and the gasifier so as the
> volatiles come to an end, or just before, additional air can be added,
> but
> not too much.
> 
> I will send it to Tom for posting.  It starts off in gasifier mode,
> then
> swtiches to straight combustion, then goes back to gasifier mode and
> settles
> into a shimmering flat bed of flame.  It has a very low flame height
> characteristic of good secondary injection.  If you know my stoves
> really
> well, you can see tht it was an early grate with too many holes near
> the
> top.  That upper section is now a plain tube to give the lower holes a
> little more pressure boost.  This also reduced the cost as the holes
> are
> about 1 cent each to punch.
> 
> Regards
> Crispin