[Bioconversion] CV increase - total decrease.

[Thomas Reed]

Dear All:

The calorific value is usually on a per kg or pound basis.  So if you 
start with 100 lb of low grade biomass and convert to 50 lb of high 
grade, thee CV will increase, but the total will decrease. 

TOM REED     BEF




Jeff Davis wrote:

>Dear Andrew and list,
>
>
>On Sunday 26 February 2006 07:07 am, andrew wrote:
>  
>
>>Jeff this was a good find. I would like an explanation of how the calorific
>>value can increase with retting. Retting is after all partial decomposition
>>and the bugs have to respire some of the dry matter to live.
>>    
>>
>
>I wish I knew!!!!!!!!!!!!!!!! Maybe the bugs themselfs become fuel. Maybe it's 
>like making charcoal but vary slow way of making charcoal......
>
>  
>
>>> o    Various types of fibrous material may serve as binding
>>>      agents.   The cheapest is hydrated wood fiber-wood waste--ground,
>>>      pulped wood waste, which, when dry, binds together
>>>      in the same way as paper.
>>>      
>>>
>>Can I add simple waste packaging plastics to this list. I know most
>>standards setting bodies abhor the idea but I consider it a valid means of
>>usefully disposing of them as a small admixture to a biomass fuel.
>>    
>>
>
>I have a book that mentions plastic as a binder but later it said plastic 
>resin.
>
>
>
>  
>

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