Posted on 09/06/2024 5:26:06 AM PDT by Omnivore-Dan
Winter storms is exactly why I just put a permit in for a 30 meter cable stayed tower and a 10kw micro turbine. When it’s sunny in Texas the wind is calm during the day. At night in the plains of North Texas the wind blows hard and often at night we are close to Oklahoma and it’s windy all the time. During the winter when it’s stormy it’s always windy as all get out with hard winds from the north as fronts know in and through. The turbine I chose has a 4 knot cut in speed and a 60 knot cut out speed that cover most of our wind field here. I used 30 years worth of wind data from the DOE @ 30 meters to pick the blade profile less than 0.5 percent of all wind is over 60 knot on a rolling 30 year avg. Going less than 4 knots doesn’t really help with total output since wind is the cube root of velocity and you give up the higher wind speeds with a super low cut in speed. For off grid use wind and solar go together like peas and carrots when it’s not sunny it tends to be windy.
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