Measuring the Power Curve of a Small-scale Wind Turbine

Here is a paper conferencedescribing how they measured the power curve of one of my early-design turbines in Nicaragua.  They clarify the impact of various parameters such as generator heating, battery voltage, controller settings, furling system and anemometer
position.data scatter

The above chart is an example of the sort of data you can sometimes see and the paper explains how to clean it up.

Measuring_the_Power_Curve_SWT_QUEVAL_ece1_20140411

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