1. Wind Turbines A Basic Analysis

2. Components of a Turbine Rotor Nacelle Blades Tower Foundation

3. Components of a Turbine Cont.

4. Features of a Turbine • Tower • Usually about 150 to 200 feet tall • About 10 feet in diameter • Base (2 basic designs) • 40 feet in diameter and 3 feet deep • 15 feet in diameter and 16 feet deep

5. Materials • Nacelle and often blades made of fiberglass • Blades are hollow • Tower made of steel • Base made of steel and reinforced concrete

6. Putting it all together… • http://www.youtube.com/watch?v=tsZITSeQFR0

7. Cool Stuff! • Tower weighs about 19,000 pounds • Nacelle about 22,000 • Typical fiberglass blade is app. 2,500 pounds