Table 2.
Process | Unit | HEFA [29] | FT [55] | Pyrolysis [56] | HTL [56] | ATJ [30] | DSHC [8] | |||
---|---|---|---|---|---|---|---|---|---|---|
Sub-process | Ex situ | In situ | Ex situ | In situ | Increased blend level | 10% blend level | ||||
Inputs | ||||||||||
Feed | MJ feed/MJ RJF | 1.17 | 12.93 | 26.39 | 26.39 | 16.89 | 16.89 | 1.49a | 6.28 | 3.25 |
Natural gas consumptionb | MJ/MJ RJF | 0.18 | ||||||||
Electricity consumption | MJ/MJ RJF | 0.005 | 1.53 | 0.21 | 0.86 | 0.03 | ||||
Hydrogen consumption | MJ/MJ RJF | 0.15 | 5.44 | 1.31 | 0.08 | 0.52 | 0.12 | |||
Hydrogen feedstock | Natural gas | Natural gas | Process off-gases | Natural gas | Process off-gases and waste water | Natural gas | Natural gas | Natural gas | ||
Outputs | ||||||||||
Co-product allocation ratio | ||||||||||
RJF | Normalized | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Diesel | MJ/MJ RJF | 3.00 | 2.95 | 2.95 | 2.95 | 2.95 | 0.12 | 0.15 | ||
Gasoline | MJ/MJ RJF | 1.69 | 7.88 | 7.88 | 4.57 | 4.57 | ||||
Heavy fuel oil | MJ/MJ RJF | 2.17 | 2.17 | 1.65 | 1.65 | |||||
Naphtha | MJ/MJ RJF | 0.14 | 0.21 | 0.54 | ||||||
Propane | MJ/MJ RJF | 0.10 | 0.49 | |||||||
Methane | MJ/MJ RJF | 0.24 | ||||||||
Electricity | MJ/MJ RJF | 0.45 | 0.51 | 0.13 | 0.07 |
aFeedstock is ethanol
bExcluding natural gas used for hydrogen generation