[Stoves] Magh Smoke Burner Stove

AJH list at sylva.icuklive.co.uk
Wed Apr 11 03:55:03 CDT 2007


On Tue, 10 Apr 2007 21:42:06 -0700, Tom Miles wrote:

>I was looking for simple direct numbers to see if 
>the apparent char yield was anywhere close to the
>fixed carbon content of the fuel. 

I don't think there's a way to say it simply because of the processes
involved, as you can see from the other threads there are many
variables because wood is a mixture of chemicals which all behave
differently during pyrolysis, also the size of the bits of wood varies
the rate at which it will pyrolyse and as John Bertl said the rate and
conditions determine the type of species of output, such that if you
do it fast enough and at high temperature you have no fixed carbon.

By the way how are you defining fixed carbon, I think of it as the
proportion of carbon atoms that remain in the char ( excluding ash)
after pyrolysis, so some of it is still bound in oxygenated compounds.

AJH




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