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1 kilowatt = 750 lbs of torque/force  RSS feed

 
Brad Kallio
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Understanding wind energy.
WiND moving at 5 mph against 1 square foot surface will give you 2 lbs of force.
A kilowatt is equal to 750 lbs of force.
So to catch a kilowatt of wind energy in 5 mph wind you need 375 square feet of sale to catch a kilowatt in 5 mph wind.
This is why you done see airplane blades on sailboats!
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