National Wind Watch Picture Gallery


wind-turbine-infrasound.png
Wind turbines generate infrasoundWind turbines generate infrasound
IE-capacity-average-output-peak-output.png
Capacity versus outputCapacity versus output
Why_dB28A29_doesn_t_work_for_wind_farm_noise.gif
Unweighted, C-weighted, and LAeq(LF) levels, but not A-weighted level, drop when turbines shut downUnweighted, C-weighted, and LAeq(LF) levels, but not A-weighted level, drop when turbines shut down
Lempster4sale.jpg
Lempster for saleLempster for sale
measured-louder-than-predicted.png
Wind turbine noise averaged 4.5-9 dB louder than predictedWind turbine noise averaged 4.5-9 dB louder than predicted
Perception-Annoyance-Wind-Turbines.png
Annoyance from wind turbine noiseAnnoyance from wind turbine noise
wind-sun-demand.png
Wind-power generation (blue) does not correlate with demand (red)Bonneville Power Administration, April 2010 - 30 days superimposed: demand (red), wind energy generation (blue), and solar (yellow), averages over the 30 days in color-highlighted black lines - from Barnhart et al, doi:10.1039/C3EE41973H
wind-turbine-size-growth.jpg
Wind turbine sizes over the yearsWind turbine sizes over the years
increase_in_the_rotor_size_of_wind_blades_over_the_years.png
Wind turbine sizes over the yearsWind turbine sizes over the years
Salt-Kaltenbach-Fig4.png
How A-weighted sound measurement ignores low frequenciesHow A-weighted sound measurement ignores low frequencies
hammer.png
New Hammer of the ScotsNew Hammer of the Scots
Happy_New_Year.png
Happy new year?Happy new year?
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