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Hull Cleaning ROI

Payback of an in-water hull cleaning - days to recover cost via the fuel saved on the resistance reduction.

HullPerformance
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Formula, assumptions, and limits

Payback=CostF˙sP\text{Payback} = \frac{\text{Cost}}{\dot F \cdot s \cdot P}
SymbolMeaningUnit
F˙\dot FDaily fuel before cleant/day
ssFuel saving fraction
PPBunker priceUSD/t

Source: BIMCO / IMO - In-water hull cleaning guidance

In short

Payback of an in-water hull cleaning - days to recover cost via the fuel saved on the resistance reduction.

Learn the theory Marine Cathodic Protection and Hull Coatings