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The Westmill project
This talk <ul><li>Westmill history </li></ul><ul><li>The windfarm </li></ul><ul><ul><li>The turbines </li></ul></ul><ul><u...
Why wind? <ul><li>Doesn’t pollute: </li></ul><ul><ul><li>no ash or CO2 </li></ul></ul><ul><ul><li>No radioactive waste </l...
Westmill - thanks <ul><li>Westmill would not exist today without the: </li></ul><ul><ul><li>vision of landowner Adam Twine...
The completed project
Westmill <ul><li>85 hectare working organic farm </li></ul><ul><li>1% of site used for turbines </li></ul><ul><li>Construc...
Key facts - funding <ul><li>Co-operative owned - 2,500 members </li></ul><ul><ul><li>50% within 50 miles </li></ul></ul><u...
Five turbines <ul><li>49 metres to hub </li></ul><ul><li>30 metre blades </li></ul><ul><li>Turn 19 times a minute </li></u...
In an average year we: <ul><li>Work @ 22% of capacity </li></ul><ul><li>Generate @ 12 Gwh  </li></ul><ul><li>(12,000,000 k...
Total construction budget  <ul><li>Turbines £5.2m </li></ul><ul><li>Foundations and roads £1.4m </li></ul><ul><li>Grid Con...
Budgeted funding: <ul><li>Shareholders’ funds £4.6m </li></ul><ul><li>Bank loan  (Coop bank) £3.4m </li></ul><ul><li>Total...
Electricity sales <ul><li>To green suppliers: </li></ul><ul><li>3 turbines - Good Energy </li></ul><ul><li>2 turbines - Mi...
Building a windfarm July 07 Aug Sept Oct Nov Dec Jan 08 Feb Mar Apr Contracts signed ♦ Mobilisation Compound/ tracks Found...
The Site
Excavations
Reinforcement
WTG Delivery
Inside a turbine <ul><li>Base converts 690v to 33,000 v </li></ul><ul><li>Ladder allows access to top </li></ul><ul><li>Ma...
Cooperative ownership <ul><li>Industrial and provident  </li></ul><ul><li>Equal voice </li></ul><ul><li>AGM </li></ul><ul>...
Related developments <ul><li>WESET </li></ul><ul><li>Energy futures </li></ul><ul><li>Westmill solar plans </li></ul><ul><...
Questions?
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Mark Luntley - Westmill Windfarm

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Transcript of "Mark Luntley - Westmill Windfarm"

  1. 1. The Westmill project
  2. 2. This talk <ul><li>Westmill history </li></ul><ul><li>The windfarm </li></ul><ul><ul><li>The turbines </li></ul></ul><ul><ul><li>History </li></ul></ul><ul><ul><li>Construction </li></ul></ul><ul><ul><li>How we earn money </li></ul></ul><ul><li>Cooperative ownership </li></ul>
  3. 3. Why wind? <ul><li>Doesn’t pollute: </li></ul><ul><ul><li>no ash or CO2 </li></ul></ul><ul><ul><li>No radioactive waste </li></ul></ul><ul><li>Free fuel (once turbines are built) </li></ul><ul><li>Abundant wind in UK </li></ul><ul><li>Safe </li></ul><ul><li>Easy to decommission </li></ul>Source: http://www.yes2wind.com/whywind.html
  4. 4. Westmill - thanks <ul><li>Westmill would not exist today without the: </li></ul><ul><ul><li>vision of landowner Adam Twine </li></ul></ul><ul><ul><li>foresight of Baywind </li></ul></ul><ul><ul><li>dedication of Energy4All </li></ul></ul><ul><ul><li>support from Mid-counties Co-op </li></ul></ul>
  5. 5. The completed project
  6. 6. Westmill <ul><li>85 hectare working organic farm </li></ul><ul><li>1% of site used for turbines </li></ul><ul><li>Construction energy recovered < 1 year </li></ul>
  7. 7. Key facts - funding <ul><li>Co-operative owned - 2,500 members </li></ul><ul><ul><li>50% within 50 miles </li></ul></ul><ul><ul><li>£1,800 average investment </li></ul></ul><ul><li>Raised £4.6m & borrowed £3.4m from cooperative bank </li></ul>
  8. 8. Five turbines <ul><li>49 metres to hub </li></ul><ul><li>30 metre blades </li></ul><ul><li>Turn 19 times a minute </li></ul><ul><li>Two generators (one for light winds) </li></ul><ul><li>Each can generate 1.3MW (1,300kw) </li></ul><ul><li>Almost silent </li></ul>
  9. 9. In an average year we: <ul><li>Work @ 22% of capacity </li></ul><ul><li>Generate @ 12 Gwh </li></ul><ul><li>(12,000,000 kwh) </li></ul><ul><li>Power 2,500 homes </li></ul><ul><li>Displace 10,000 tonnes CO2 </li></ul><ul><li>Earn close to £1m/yr </li></ul>
  10. 10. Total construction budget <ul><li>Turbines £5.2m </li></ul><ul><li>Foundations and roads £1.4m </li></ul><ul><li>Grid Connection £0.6m </li></ul><ul><li>Other costs £0.6m </li></ul><ul><li>Total £8.0m </li></ul>
  11. 11. Budgeted funding: <ul><li>Shareholders’ funds £4.6m </li></ul><ul><li>Bank loan (Coop bank) £3.4m </li></ul><ul><li>Total funding £8.0m </li></ul>
  12. 12. Electricity sales <ul><li>To green suppliers: </li></ul><ul><li>3 turbines - Good Energy </li></ul><ul><li>2 turbines - Mid counties coop (2011) </li></ul>
  13. 13. Building a windfarm July 07 Aug Sept Oct Nov Dec Jan 08 Feb Mar Apr Contracts signed ♦ Mobilisation Compound/ tracks Foundations Sub Station Cabling Grid Connection WTG Delivery Erection Commissioning Take Over ♦ Operations Phase
  14. 14. The Site
  15. 15. Excavations
  16. 16. Reinforcement
  17. 17. WTG Delivery
  18. 18. Inside a turbine <ul><li>Base converts 690v to 33,000 v </li></ul><ul><li>Ladder allows access to top </li></ul><ul><li>Maintained by Siemens </li></ul>
  19. 19. Cooperative ownership <ul><li>Industrial and provident </li></ul><ul><li>Equal voice </li></ul><ul><li>AGM </li></ul><ul><li>Transparency </li></ul><ul><li>Culture </li></ul>
  20. 20. Related developments <ul><li>WESET </li></ul><ul><li>Energy futures </li></ul><ul><li>Westmill solar plans </li></ul><ul><li>Low carbon West Oxford </li></ul>
  21. 21. Questions?
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