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A Validation Study of Vaisala's Wind Energy Assessment Methods

Detailed results from our global validation and uncertainty study

Vaisala wind due diligence validation statistics

In one of the world’s largest wind assessment validation studies, including 30 wind farms and 143 wind farm years, Vaisala compared our pre-construction energy estimates to actual, operational production data. The finding: Vaisala's estimates exhibited near zero mean bias error compared to actual production figures.

Fill out the form on this page to download the full study results, along with two related papers:

  • A briefing, "Balancing Innovation and Stability," describes our approach to due diligence and provides updated validation figures/
  • "Stability vs. Innovation: How Validation Reduces Assessment Uncertainty." Published by North American Windpower, this article demonstrates ways to increase the accuracy of an approach to wind resource assessment while maintaining the stability in approach that is needed to keep the confidence of investors.