Why Do Wind Turbines Have Three Blades?

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Wind turbines are a successful and popular method to create clean energy. But why do almost all of them have 3 blades? Here are 3 reasons.

Further reading:
The Wind Hand Book, Tony Burton et al., 2001
The Effect of the Number of Blades on the
Efficiency of A Wind Turbine, Kehinde Adeseye Adeyeye et al., 2020
   • The Physics of Windmill Design  
   • Windmills Are NOT Like Dams  

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