1. Wind Power Plant Ceminar Num : 17 Mohsen Gholamrezaei 1/30 soheil6886.blogfa.com

2. Clean Wind Power 2/30 soheil6886.blogfa.com

3. Wind Power Summary Clean Stable cost Regional economic development If wind power is so desirable, why isn’t there more? 3/30 soheil6886.blogfa.com

4. 4/30 soheil6886.blogfa.com

5. 5/30 soheil6886.blogfa.com

6. Film 0 6/30 soheil6886.blogfa.com

7. The Nature of Wind Energy Turbine Types Capacity Factors Cost Drivers Power Curve Wind Map 7/30 soheil6886.blogfa.com

8. The Nature of Wind Energy  Betz Law The maximum power that can be captured from the wind is 59% of the kinetic power in the wind  Today's turbines capture > 50% of the total power in the wind  High pressure, cold air has more energy 8/30 soheil6886.blogfa.com

9. Importance of Wind Speeds 9/30 soheil6886.blogfa.com

10. The Nature of Wind Energy Turbine Types Capacity Factors Cost Drivers Power Curve Wind Map 10/30 soheil6886.blogfa.com

11. Upwind 3-blade design is dominant Active pitch or passive stall Direct drive versus gearbox Variable speed versus constant speed Turbine Types 11/30 soheil6886.blogfa.com

12. 12/30 soheil6886.blogfa.com

13. Film 1 13/30 soheil6886.blogfa.com

14. The Nature of Wind Energy Turbine Types Capacity Factors Cost Drivers Power Curve Wind Map soheil6886.blogfa.com

15. Capacity Factors Example: 1MW unit at 30% capacity Produce 1MW x 30% x 24 x 365 = 2628 MWh per year Capacity factor depends on turbine design and wind speeds 14/30 soheil6886.blogfa.com

16. Power Output: 2628 MWh per year is enough for 260 typical homes More if homes are more efficient Capacity Factors 15/30 soheil6886.blogfa.com

17. The Nature of Wind Energy Turbine Types Capacity Factors Cost Drivers Power Curve Wind Map soheil6886.blogfa.com

18. Cost Drivers Swept areas Tower Heights (faster winds) Economies of scale Improved sitting 16/30 soheil6886.blogfa.com

19. 35 25 15 30 20 10 40 5 Radius of rotor (metres ) 500 kW 1300 kW 750 kW 500 kW 250 kW 50 kW 1800 kW Cost Reductions 17/30 soheil6886.blogfa.com

20. Cost Reductions Tower Sizes Taller towers capture faster winds 40M50M65M80M 18/30 soheil6886.blogfa.com

21. The Nature of Wind Energy Turbine Types Capacity Factors Cost Drivers Power Curve Wind Map soheil6886.blogfa.com

22. Power Curve 19/30 soheil6886.blogfa.com

23. The Nature of Wind Energy Turbine Types Capacity Factors Cost Drivers Power Curve Wind Map soheil6886.blogfa.com

24. Wind Map soheil6886.blogfa.com

25. Wind Economics Historical & Projected Wind Energy Costs HistoricalFuture Cost/kWh (cents US) Year 20/30 soheil6886.blogfa.com

26. Worldwide Wind Capacity Compound 5-Year Growth 32% Source:BTM Consult and EWEA MW 21/30 soheil6886.blogfa.com

27. Wind Economics No fuel cost Stable fuel cost Strong correlation to load requirement – More production in winter – More production on windy days – More production during the day 22/30 soheil6886.blogfa.com

28. Wind Economics Wind correlation with demand Source: INRS-MQ 23/30 soheil6886.blogfa.com

29. Wind Turbine Land Use Wind farms use 2% of the land for foundations and roads 98% of land available for other uses Compatible with pasture, crop, bike path, recreation, industry Multiple uses/productivity 24/30 soheil6886.blogfa.com

30. Wind Turbine: Sound Should be located up to 350M away from residences Sound is swoosh, swoosh – not mechanical Can carry on a conversation at the base of the tower Sound is greatest when windy, when ambient noise is greatest too. 25/30 soheil6886.blogfa.com

31. 26/30 soheil6886.blogfa.com

32. Film 2 27/30 soheil6886.blogfa.com

33. 28/30 soheil6886.blogfa.com

35. 1) نوع گیرباکس به کار رفته در نیروگاه های بادی را نام برده و دلیل بکارگیری آن را شرح دهید. 2) قانون بتز را بیان کرده و مفهوم رابطه زیر را شرح دهید. Questions of Ceminar Num 17 (wind power plant) 30/30 soheil6886.blogfa.com