Annual fuel savings from a Becker Mewis Duct - typically 4–8 % for full-form hulls (tankers, bulkers).
Formula
$$ \Delta m = P_{ME} \cdot H \cdot \frac{\eta \cdot SFOC}{10^6} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $P_{ME}$ | Main-engine power | kW | engine data |
| $\eta$ | Saving fraction | - | model test |
Sources
- Becker Marine Systems - Mewis Duct.