[Stoves] Biochar retort

[Alex English]

"Tried" indeed.

1. Include an engineered explosion vent!
2. Loose straw chars quickly and quenches quickly. Tightly packed straw 
doesn't.
3. Small devices are much cheaper learning experiences, and require 
smaller explosion vents:)

Retorted,
Alex



On 29/10/2013 10:03 PM, Crispin Pemberton-Pigott wrote:
>
> Dear Alex E
>
> I think you should make a comment here. And perhaps pass along some of 
> the photos of Canadians burning gigantic things on farms.
>
> Mike, Alex English has tried more things that most people imagine.
>
> Regards
> Crispin
>
> I am looking to build a GIANT retort.  I have an unlimited supply of 
> compressed wheat straw bales (approx. 500,000lbs per yr).  They 
> measure 4'x5'x3' and weigh about 400lbs each.  I am wanting to build a 
> retort large enough to hold anywhere from 1 to 10 of these bales, 
> probably horizontally.  My question is will these bales fully pyrolyze 
> "as is" with perhaps a few inches of airflow on all sides and between 
> bales inside the retort?
>
> Thank you,
>
> Mike
>
>
>
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