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You Asked:
How can I build a windmill? — John, New York, N.Y.
Marshall Brain Answers:
This video nicely demonstrates three different ways to create a windmill: a horizontal-axis approach, a vertical-axis approach and a flutter approach:
You can see that there are two parts to a windmill: 1) a way to capture the wind’s energy (often a set of blades) and 2) a way to covert the captured energy into electricity (a generator).
There are lots of different ways to put the pieces together. For example, in the following video a student named Max Robson uses old bike parts to hold down expenses:
More info on Max’s project here: Cheap Do-it-yourself Wind Turbine
This project is a little more advanced:
See also:
- PMG construction manual
- Axial Flux Alternators
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