Table A.5
LCI of the oil transesterification stage (t of biodiesel).
| Oil transesterification stage | Elaeis guineensis | Interspecific hybrid (OxG) | Unit |
|---|---|---|---|
| Inputs | |||
| RBDPO | 0.999 | kg | |
| Process water | 0.149 | kg | |
| Chloridric acid (HCL) | 3.4 × 10−2 | kg | |
| NaOH | 8.63 × 10−3 | kg | |
| Methanol (CH3OH) | 9.4 × 10−2 | kg | |
| Electricity | 0.416 | kWh | |
| Steam (3.5 bar, 310 °C) | 0.462 | kg | |
| Outputs | |||
| Biodiesel | 1,000 | kg | |
| Glycerin (C3H8O3) | 0.124 | kg | |
| Waste water | 0.171 | kg | |
| Emissions to air and water | |||
| CO2 | 172 | g | |
| CO | 62.9 | g | |
| NOx | 4.86 × 10−1 | g | |
| SOx | 1.84 × 10−1 | g | |
| Particulate matter | 2.33 × 10−1 | g | |
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