Biomass Feasibility Project Final Report - Xcel Energy

Sugar Beets
• Material Characteristics
o (Duke, 1983)
• Inventory/Availability
o Sugar beet roots were reported in tons with 16.4% moisture and converted to tons
of dry matter. Sugar beet tops were not included.
Sunflower Grain
• Inventory/Availability
o Sunflower seeds, both oil and confectionary reported in hundred weights of 10%
moisture and converted to dry tons.
Sweet Corn Grain
• Inventory/Availability
o Sweet corn as reported was assumed to have 10.3% moisture. This was converted
to dry tons.
Wheat Grain
• Inventory/Availability
o Wheat grain was assumed to be reported in 60lb bushels of 13.5% moisture and
converted to dry tons.
CROP PROCESSING RESIDUES
Major Sources
• Material Characteristics
o (AURI, n.d.)
• Inventory/Availability
o (Jordan and Taff, 2005)
o (Grain and Milling Annual, 2005)
• Prices
o Plant Gate
o (Schroeder, 2006)
Ethanol DDGS
• Material Characteristics
o (Morey, et. al. 2005)
• Inventory/Availability
o DDGS production was estimated using a conversion rate of 18 lbs DDGS
production per bushel of corn used at each plant. Corn inputs per plant were
estimated as 0.4 bushels per gallon of ethanol produced at each plant.
Ethanol Feed
• Material Characteristics
Glycerol from Biodeisel
• Inventory/Availability
Identifying Effective Biomass Strategies: Page D-5
Quantifying Minnesota’s Resources and Evaluating Future Opportunities