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Table 9 Net energy use and electricity credit of each sorghum ethanol pathway

From: Life-cycle energy use and greenhouse gas emissions of production of bioethanol from sorghum in the United States

Pathway Use of CHP system External NG required, MJ/liter External RNG required, MJ/liter External electricity required, MJ/liter Electricity credit, MJ/liter Net energy use, MJ/liter
I No 4.4 0 0.70 0 5.1
II Yes 0 5.3 0 0 5.3
III(a) and (b) Yes 0 0 0 12.0 0
IV Yes 0 0 0 2.0 0
V(a) and V(b) Yes 0 0 0 1.1 0