Wind Power Basics

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Wind Power Basics

  1. 1. Wind Energy
  2. 2. SUN… The Power House <ul><li>Earth receives 1.74 x 10^14 KW from the sun </li></ul><ul><ul><ul><ul><li>Renewable energy </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>The free energy in nature </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Non-Renewable energy </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>The energy from fossil fuels </li></ul></ul></ul></ul></ul>
  3. 5. What is WIND ? <ul><li>Temperature differences drive Air circulation </li></ul>North Pole South Pole Equator
  4. 6. Coriolis Force <ul><li>Geostrophic wind </li></ul><ul><li>Sub Geostrophic wind </li></ul><ul><li>Local wind </li></ul><ul><ul><li>Sea Breezes </li></ul></ul><ul><ul><li>Land Breezes </li></ul></ul><ul><ul><li>Mountain winds </li></ul></ul>
  5. 7. Energy in the wind <ul><li>Converting the kinetic energy of the wind into a torque, that puts a prime mover into motion. </li></ul>
  6. 8. Environmental factors <ul><li>Geography </li></ul><ul><li>Wind Profile </li></ul><ul><li>Air Density </li></ul><ul><li>Prevalent Wind Directions </li></ul><ul><li>Pressure Distribution </li></ul>
  7. 9. Engineering factors
  8. 10. Generators <ul><li>Asynchronous/Induction </li></ul><ul><ul><li>Squirrel Cage </li></ul></ul><ul><ul><li>Wound Rotor </li></ul></ul><ul><li>Synchronous </li></ul><ul><ul><li>Salient Pole </li></ul></ul><ul><ul><li>Non-Salient Pole </li></ul></ul>
  9. 11. Nacelle (Asynchronous) Gear Train Anemometer Wind Vane Generator Shaft Rotor Tower Controls Video
  10. 12. Nacelle (Synchronous) Anemometer Wind Vane Stator Yaw Controls Tower Hub Blade Rotor Nacelle Nose Pitch Motor BladeAdaptor
  11. 13. Types of Wind Turbines <ul><li>Tower </li></ul><ul><ul><li>Tubular </li></ul></ul><ul><ul><li>Lattice </li></ul></ul><ul><ul><li>Guyed Pole </li></ul></ul>
  12. 14. <ul><li>Axis </li></ul><ul><ul><li>Horizontal </li></ul></ul><ul><ul><li>Vertical </li></ul></ul>
  13. 15. <ul><li>Wind Access </li></ul><ul><ul><li>Upwind </li></ul></ul><ul><ul><li>Downwind </li></ul></ul>Wind Direction
  14. 16. <ul><li>Number of Blades </li></ul>1 Blade 2 Blade 3 Blade 4 Blade
  15. 17. <ul><li>Rotor controls </li></ul>Pitch controlled Stall controlled
  16. 18. The Business
  17. 19. Siting Wind Monitoring Micro Siting Estimation Optimization Land Acquisition Roads Infrastructure
  18. 20. Contd.., Foundation WT Installation Commissioning Grid Connection Trial Run Performance Analysis
  19. 21. World Wind Scenario
  20. 22. * As on December 31, 2007
  21. 24. Indian Wind Scenario
  22. 25. Estimated Potential – 45,195 MW
  23. 26. Installed Capacity – 8,755 MW * As on March 31, 2008
  24. 27. Companies
  25. 28. Governing Bodies - Central
  26. 29. Governing Bodies - State
  27. 30. Wind Energy Policy in INDIA <ul><li>80% accelerated depreciation in the first year </li></ul><ul><li>Excise duty relief </li></ul><ul><li>Loans through IREDA </li></ul><ul><li>Income Tax holiday applicable to wind power as in the case of power projects </li></ul><ul><li>Concessional import duty on specified wind turbine parts </li></ul>
  28. 31. Achievement
  29. 32. Energy Saved = Energy Produced Save Energy, Save the Planet Because, the third planet from Sun is not just a celestial body, it is HOME
  30. 33. For any Queries please contact… Thank You for the precious time & patience. Green Regards Ravi Simon [email_address] 99864 72718

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