Problems

1. What is a wind-assist power system?

2. Go to the Windpower Monthly website. Then go to Windicator. Which country in the world has the largest installed capacity of wind power? How much? What is the installed capacity in China? Another place to obtain information is the Global Wind Energy Council, www.gwec.net.

3. Estimate the wind installed capacity 5 years in the future for the world, for your country.

4. Estimate the capacity of offshore wind farms in the world today.

5. Are there any small wind turbines in your region? If yes, find out how many are rated power, stand-alone, or grid connected.

6. Are there any wind distributed or community systems in your region? If yes, for one project, provide number of turbines and rated power. If no, find information on the Internet for one system.

7. Should distributed wind systems receive incentives? If yes, in your opinion, what incentive?

8. What is the main difference between low and high penetration for wind-diesel systems?

9. Go to the National Wind Technology Center, NREL, website. What R&D programs do they have?

10. Go to the National Wind Technology Center, NREL, website. What non-R&D programs do they have?

11. Find an example of a village project that is not in the text. What type and size systems were installed?

12. In your opinion, what are the major advantages and disadvantages for renewable village power?

13. Why are wind-electric water pumping systems installed rather than the proven farm windmill?

14. Compare the annual efficiency for the farm windmill to a wind-electric system.

15. What factors contributed to the initial wind farm boom in California?

16. Which manufacturer is the largest supplier of megawatt wind turbines?

17. Go to two or three manufacturers' websites and find out what is their largest commercial wind turbine. State diameter, rated power, and tallest tower.

18. Does the utility from which you buy electricity have wind farms on its transmission lines? If yes, for one wind farm find out the number of turbines and rated power.

19. What are some applications of small wind turbines? Bergey Windpower has examples of applications, or use an example from the text.

20. In your opinion, why are there not more manufacturers of large wind turbines in the United States.

21. Find two example projects of wind-diesel on the Internet. State specifications of the systems.

Renewable Energy Eco Friendly

Renewable Energy Eco Friendly

Renewable energy is energy that is generated from sunlight, rain, tides, geothermal heat and wind. These sources are naturally and constantly replenished, which is why they are deemed as renewable.

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