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Bulbous Bow - Retrofit Savings

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Fuel-saving estimate from a retrofit optimised bulbous bow - re-designed for the ship’s actual operating draft and speed.

Formula

$$ \Delta m = P \cdot H \cdot \eta \cdot \frac{SFOC}{10^8} $$

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$\eta$Efficiency improvement-CFD + model test

Sources

  • Schneekluth & Bertram - Ship Design for Efficiency.