1. Copyright © Texas Education Agency, 2014. All rights reserved.

2.  Take out a sheet of paper and complete the following.  Identify three alternative energy systems (for personal use) used to generate electricity.  Explain why it is or is not practical to purchase an alternative energy system for personal use.  Identify four uses of a windmill. Bell Work Activity 2 Copyright © Texas Education Agency, 2014. All rights reserved.

3.   Identify important terms on wind turbine energy.  Complete the Wind Turbine Energy Applications Terms and Definitions handout.  Work in groups of two. Warm-Up Activity Wind Turbine Energy Applications Terms 3 Copyright © Texas Education Agency, 2014. All rights reserved.

4.   Wind turbine energy production has grown steadily in the past 10 years.  Wind farms use wind turbines to supplement the use of power grids. Overview 4 Copyright © Texas Education Agency, 2014. All rights reserved.  Engineers find regions on-shore and off-shore with wind patterns ideal for wind turbines.  Wind turbine systems produce high quality electrical energy.

5.   Wind farms (large groups of wind turbines) produce energy and are connected to a power grid.  Wind turbine energy is used to supplement the traditional energy sources.  Wind energy cannot replace the energy produced by coal or nuclear plants. The Growth of Wind Farms 5 Copyright © Texas Education Agency, 2014. All rights reserved.

6.  Wind Turbine Components  Anemometer  Yaw drive assembly  Wind vane  Wind turbine generator  Tower  Step-up gearbox  Rotor  Nacelle  Controller  Blades  Brake 6 Copyright © Texas Education Agency, 2014. All rights reserved.

7. 7 Nacelle Yaw Drive Assembly Tower Blades Anemometer Wind Vane Wind Turbine Generator Step-up Gearbox Brake Rotor Controller Wind Turbine Components

8.   As wind turns the wind turbine blades, the generator shaft revolves, and electricity is created.  Power cables in the tower are connected to the power grid.  The yaw drive assembly works with the wind vane to keep the blades turned into the oncoming wind. Wind Turbine Theory of Operation 8 Copyright © Texas Education Agency, 2014. All rights reserved.

9.  Create a slide presentation to share with the class.  List companies that produce wind turbines.  Show photos and details of high paying jobs in the wind turbine technology career field.  Identify schools that train workers in wind turbine technology for jobs available in the foreseeable future.  Give examples of wind turbine applications. Individual Assignment UNT in partnership with TEA. Copyright ©. All rights reserved. 9