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Flooding Time - Simple Orifice Estimate

Flooding time through a simple orifice - √(2gh) exit velocity + compartment volume.

FloodingOrificeHole
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Formula, assumptions, and limits

V˙=CdA2gh\dot V = C_d A \sqrt{2gh}
SymbolMeaningUnit
AAHole area
hhWater head above holem
CdC_dDischarge coefficient

Source: Bernoulli's principle + Torricelli

In short

Flooding time through a simple orifice - \u221a(2gh) exit velocity + compartment volume.

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