Convert measured CH₄ slip (g/kWh) to CO₂-equivalent per GWP100 (AR5 = 28; AR6 = 29.8). Used in FuelEU / IMO LCA accounting.
Formula
$$ E_{CO_2eq} = m_{CH_4} \cdot \text{GWP} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $m_{CH_4}$ | Methane slip | g/kWh | ISO 8178 D2 / test-bed |
| $GWP$ | Global-warming potential per IPCC | - | IPCC AR5 or AR6 |
Sources
- IPCC AR6 - GWP values.
- FuelEU Maritime Annex II.