[Gasification] reducing temp. of gasification

[Tom Miles Easystreet]

Jim Mason does this on his Power Pallet. Exhaust has been used in various ways to recover heat on gasification. Most often it is to dry or preheat fuel. 

Tom

T R Miles Technical Consultants Inc. 503-780-8185
tmiles at trmiles.com
Sent from mobile. 

On Sep 11, 2011, at 8:19 AM, GF <gfwhell at aol.com> wrote:

> Perhaps we should make a container which is heated by the exhaust gas from the very generating set that burns the very gas we are producing.
> I am sure I have seen my exhaust pipe glow, reaching 700 deg when under full load.
>  
> GF
> 
> 
> 
> -----Original Message-----
> From: Anand Karve <adkarve at gmail.com>
> To: Discussion of biomass pyrolysis and gasification <gasification at lists.bioenergylists.org>
> Sent: Sun, Sep 11, 2011 1:42 am
> Subject: [Gasification] reducing temp. of gasification
> 
> Dear All,
> one requires about 700C temperature for making producer gas. This is
> generally achieved by burning the feedstock itself, for which one
> introduces external air into the reactor. As a result, the producer
> gas gets diluted by the nitrogen in the air. If the process can be
> conducted in a closed vessel, which is heated from the outside, one
> can get combustible gas without all the nitrogen, but heating the
> feedstock inside a container cannot achieve the temperature that is
> required for producing producer gas, so that what one gets is
> primarily tar vapour. Has anyone thought of using a catalyst for
> getting pyrolysis gas at say 300 C? It would help me greatly, if such
> a catalyst were available.
> Yours
> A.D.Karve
> 
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