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Why do Wind turbines have three blades?
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Why do Wind turbines have three blades?

ByWindmills Tech Editor

Why on earth do all wind turbines have exactly three blades? ship propellers can manage with two – and one would immediately think that 4 or 5 blades would catch even more wind and therefore provide even more power. The 3-blade horizontal axis wind turbine is the most advantageous option, in several technical and operational…

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Wind Turbine Yaw Gearbox

ByWindmills Tech Editor

Power from the yaw motors is transmitted to the yaw ring through a reduction gearbox which provides both speed reduction and torque multiplication. This yaw drive uses a planetary gearbox with the motor mounted vertically at the top. Planetary gearboxes are often used on commercial wind turbines because they offer high reduction ratios from a…