Biofuels - Grasses
No description yet. This curated deck is ready for daily study.
Card preview (9)
why are grasses being considered as a potential energy source?
large biomass per unit only small amounts of residue when burned
Grass is burned to ___
produce heat and steam to pwoer wind turbines
Type of grass being considered and how it reproduces
miscanthus * giganteus (rhizomes)
Why is Mg being considered?
Carbon neutral - no resowing Grown on degraded agricultural land
Grass harvesting
Perennial grass harvesting occurs from late November to April -moisture content is high in November (needs to be chopped into smaller pieces, which dry more easily)
as time passes, grass loses leaves -
reduces harvestable biomass
Stuides revealed that it becomes uneconomic to tranport grasses for burning as biofuels more than about __
80 km
Parcium Virgatum
Switch grass is a dominant species of tall grass prominent in NA and used as an ornamental grass in gardening -thrives in harsh conditions, needing only poor soil with low nutrient content -Rapid growth
Canary Grass
good to be used as biomass as well