Surfaces that are not Ideal
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How Winds are Formed?
Video: How Winds are formed? Wind results from the movement of air due to atmospheric pressure gradients. Wind flows from regions of higher pressure to regions of lower pressure. The larger the atmospheric pressure gradient, the higher the wind speed. The Sun is the key source of winds on the earth’s planet. Winds are mainly…
Why Wind Turbines are painted with red stripes?
Video Have you noticed that in some countries wind turbines are painted with redstripes? mainly closed to the outer section of the wind turbine blades. What’s the reason? The red paint on the wind turbine blades signifies the proximity of an airport or airstrip. The number of stripes painted on the wind turbine blades is…
How does Wind Turbine work?
Wind turbines work on a simple principle. The wind hits the rotor blades. The combination of wind speed and blade rotation results in a pressure distribution on the rotor blades. The pressure distribution causes a turning moment (torque). The turning moment rotates the shaft. The shaft is coupled to a generator that produces electrical power…
Wind Energy in Egypt
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