Bulbous Bow - Retrofit Savings
Fuel-saving estimate from a retrofit optimised bulbous bow - re-designed for the ship's actual operating draft and speed.
Annual fuel saved
406.0t/yr
USD saving
251,720USD
Formula, assumptions, and limits
Best payback for container / ro-ro running below original design speed post-2009 slow-steaming. Requires hull modification in drydock - payback 2–4 years.
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| Efficiency improvement | - | CFD + model test |