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why do only a few of the blades on wind farms seem to be working on really windy days?
you would think they would all be spinning like mad and powering the national grid
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- ?Lv 51 decade agoFavorite Answer
At times they have to carry out maintenance and must stop the blades then for obvious reasons of safety.
- 1 decade ago
They are operated by a turbine, which will stop when it has reached a certain amount of hertz
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