ShipCalculators.com

Fan Pressure Rise & Power

Static, velocity, total pressure and input kW for a marine ventilation / engine-room-supply fan.

PumpsFans
Loading calculator…

Formula, assumptions, and limits

P=QΔptotalη,Δptotal=Δpstatic+12ρV2P = \frac{Q \cdot \Delta p_\text{total}}{\eta}, \quad \Delta p_\text{total} = \Delta p_\text{static} + \tfrac{1}{2}\rho V^2
SymbolMeaningUnit
QQFlowm³/h (÷3600 for m³/s)
Δpstatic\Delta p_\text{static}Static pressure risePa
VVDischarge velocitym/s
ρρAir density at conditionkg/m³

Source: AMCA 210 - Fan testing

In short

Static, velocity, total pressure and input kW for a marine ventilation / engine-room-supply fan.

Learn the theory Marine Auxiliary Engines and Generators