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Wind Power

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Wind Power

  1. 1. Wind Power By: Sydney Payton
  2. 2. How Windmills Work? <ul><li>The windmill's blades </li></ul><ul><li>are turned by the </li></ul><ul><li>wind that passes </li></ul><ul><li>Over the windmill. </li></ul>
  3. 3. Wind Converted to Electricity <ul><li>To convert wind to electricity, the blades of a wind turbine turn into a shaft which is attached to a gear transmission box. That transmission box increases the turning speed in the shaft which connects to the generator that creates electricity. </li></ul>
  4. 4. In Short <ul><li>Wind turbines convert the kinetic energy in the wind into mechanical power </li></ul>
  5. 5. What Do Windmills look like? <ul><li>Modern windmills are usually tall, skinny, and made of aluminum or steel. Most have two or three blades. </li></ul><ul><li>On most windmills the blades make a 150 foot circle </li></ul>
  6. 6. Windmill Models <ul><li> The traditional windmill uses a horizontal axis. They are also the most common type of windmill used. </li></ul><ul><li>There are other types of windmills which use a vertical axis that looks a lot like an egg beater. These are less commonly used. </li></ul>
  7. 7. About Windmills <ul><li>Windmills are built in flat open areas </li></ul><ul><li>Wind turbines have an emergency shut off in case of a wind storm or tornado </li></ul><ul><li>Windmills have been around for 5,000 years </li></ul>
  8. 8. Wind farms <ul><li>A wind farm is a place where there are many windmills together in one location and they all work together to create electricity </li></ul>
  9. 9. Why is wind power better? <ul><li>Renewable resource </li></ul><ul><li>It’s often one of the least expensive forms of renewable power available </li></ul><ul><li>It’s clean </li></ul>
  10. 10. The End

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