This is a description of a hybrid poplar fired poer plant in Wisconsin. The tree has similar caracteristics to the aspen, but grows faster and would be adaptable to the Eurasian zones I cited.
http://www.eia.doe.gov/oiaf/analysispaper/biomass/
Pretty good analysis here too. I think the process and the potentials are very interesting, but I am not an industrial engineer. "When the abyss stares at me, it wets its pants." Brian Hopkins
AFAIK this kind of biomass electricity generation works. I don't know anything about costs. (I'm not an industrial engineer either...) When locusts move on, they leave nothing behind