Wind turbine nacelles (generator housings) are mounted on turntables. An anemometer and wind vane on top each nacelle continuously gathers wind velocity and direction data and sends it to a computer. The computer then "aims" the nacelle via a motor geared to the turntable based on the wind data.
You can see the wind data instrumentation to the left of the red anticollision beacon in this photo. (Turbine is one of 18 General Electric 1.5 megawatt units at the Fenner, NY wind farm)
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Today's Featured Article - The Fordson F Ignition System - by Anthony West. A fellow restorer contacted me earlier this year asking for some help and advice on a model F that he was restoring. He had over a period of months spent a fair amount of his hard earned cash on replacement parts for the old "trembler" ignition. Sadly though all his efforts seemed to be a waste of time and money as he still couldn''t get the temperamental old thing to run correctly!! If i said that this was a little frustrating for him that would be "conservative" in fact the problem had reduce
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