Environmental Science
Advanced

Wind Turbine Power

Power extracted from wind by a turbine.

Formula

P=12ρAv3CpP = \frac{1}{2}\rho A v^3 C_p

Variables

\rhoAir density
ASwept area
vWind speed
C_pPower coefficient

Example

Power scales with the cube of wind speed

Did You Know?

Doubling wind speed gives eight times the power.

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