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Bilge Transfer - Pump-Down Time

Time to pump down an engine-room bilge-holding tank to the next transfer-destination, given bilge-pump capacity and tank level.

BilgeMARPOL IER
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Formula, assumptions, and limits

t=min(Vsrc,Vdst_free)V˙t = \frac{\min(V_{src}, V_{dst\_free})}{\dot V}
SymbolMeaningUnit
VsrcV_{src}Source tank liquid
Vdst_freeV_{dst\_free}Destination free space
V˙\dot VPump flow ratem³/h

Source: MARPOL Annex I Reg. 17

In short

Time to pump down an engine-room bilge-holding tank to the next transfer-destination, given bilge-pump capacity and tank level.

Learn the theory Marine Auxiliary Engines and Generators