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Table 4 Parametric assumptions for STJ fuel production processes

From: Well-to-wake analysis of ethanol-to-jet and sugar-to-jet pathways

 

Biological [31]

Catalytic [32]

External H2

In situ H2

Gasification H2

Jet fuel yield (MJ jet/kg corn stover)

4.42

8.39

4.85

5.60

Hydrogen use (kJ/MJ jet)

123

528

–

–

Electricity use (Wh/MJ jet)

–

–

1.81

–

Enzyme and chemical use (g/MJ jet)

15.9

8.48

14.7

9.45

Catalyst use (g/MJ jet)

–

0.0034

0.0040

0.0036

Water use (L/MJ jet)

15.9

6.1

10.2

11.9

Electricity yield (Wh/MJ jet)

22.3

12.6

–

2.8