Expert group study on recommended practices for wind energy projects in cold climates

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Presentation by Tomas Wallenius, VTT on Winterwind 2012, session 4. "Expert group study on recommended practices for wind energy projects in cold climates”

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Expert group study on recommended practices for wind energy projects in cold climates

  1. 1. Release of report “Recommendedpractices for wind energy projects incold climates”Winterwind 2012Tomas Wallenius and the Task19 working groupVTT Technical Research Centre of Finland
  2. 2. 08/02/2012 2 ContentWhat is IEA Wind R,D&D Task 19?Recommended practices –seriesOutline of the reportKey findinds
  3. 3. 08/02/2012 3 What is IEA Wind R,D&D Task 19?Task 19 – Wind Energy in Cold Climates – expert groupWorking group for Acquaring information on the cold climate wind energy topic writing recommendations disseminating information International research collaborationTask worked since 2002Next 3 year term is about to begin New members China and Denmark
  4. 4. 08/02/2012 4 Recommended practicesUseful guidelines in the development and deployment of windenergy systemsUse of these Recommended practices is completely voluntaryOften adopted in part or in total by other standards-making bodies
  5. 5. 08/02/2012 5Outline of the report
  6. 6. 08/02/2012 6 IEA Ice Classification Meteorologi Instrumental IEA Ice class Production loss cal icing icing % of annual % of year % of year production 5 >10 >20 > 20 4 5-10 10-30 10-25 3 3-5 6-15 3-12 2 0.5-3 1-9 0.5-5 1 0-0.5 <1.5 0 - 0.5Classification for sites, to be used: as a basis of recommendations for wind turbine design load cases, for describing and comparing sites
  7. 7. 08/02/2012 7Recommended practices for wind energy projects in cold climates To be available this spring at http://arcticwind.vtt.fi/
  8. 8. 08/02/2012 8 VTT - 70 years oftechnology for business and society

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