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17 Nov 2011 @ 12:25 AM
bubbles asked:
how many blades does a wind turbine need? some have three others have four. What is best? Mine has four and is 3ft and homemade it runs from a permanent magnet dc motor is it best to have three blades or four for best output?
how many blades does a wind turbine need? some have three others have four. What is best? Mine has four and is 3ft and homemade it runs from a permanent magnet dc motor is it best to have three blades or four for best output?
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