[Gasification] Vacuum drying (was: RE: Drying)

[doug.williams]

Erik,

You ask;

> The article mainly discusses drying of sludge, how effective and
> efficient would it be for woody biomass?

Vacuum drying of timber, is a commercially developed technology, and I had a 
series of meetings with a developer here in New Zealand, about back in 
1996-7. I have no further info to offer, but sure that  I  have seen 
referances to vacuum  timber drying in various publications.

Regards,
Doug Williams.