How much energy is consumed in the manufacture and construction of a wind tower and how much energy will the same unit produce over its expected life?
-Duane in Iowa
Aug. 8, 2016
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Iowa Energy Center
Staff

The amount of energy required to construct and erect a wind turbine will vary considerably [...]

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Where would I get a home windmill? What brands work? What do they cost?
-Jane in Iowa
Jul. 22, 2016
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The Small Wind Certification Council (SWCC) is an independent organization that tests the performance of [...]

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Why does wind power increase as the cube, not the square of speed?
-Richard in Seattle
Oct. 7, 2015
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The kinetic energy of the wind can be expressed by the equation: K.E. = 0.5mU2 [...]

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How much energy/watt or kW would a wind turbine with a diameter of 1.4 meter deliver at different speeds?
-Jens in nonresident
Mar. 25, 2015
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Every wind turbine has a unique “power curve” that shows it’s average performance over a [...]

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Is there data available for wind turbine output?
-Ken in Iowa
Aug. 21, 2014
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Data recorded for wind turbines is typically archived for at least one year by the [...]

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Where can I find the monthly wind speeds for my county?
-Green Mountain, IA
Nov. 13, 2013
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The easiest way to obtain wind data is to locate the nearest airport and obtain [...]

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