31 May '15, 2am

Juice-Spewing Wind Turbine Bootstrapped from Bike Parts

Juice-Spewing Wind Turbine Bootstrapped from Bike Parts

Wind Turbines are great, they let us humans harness the energy of the wind. Wind is free and that is good, but spending a ton of money on a wind turbine setup begins to make the idea less appealing. [Ted] has spent many years building low cost wind turbines and this one is not only simple but can be made from mostly found parts. It’s easy to identify the main rotor hub and blade frame which are made from an old bicycle wheel. The blades are standard aluminum flashing normally used in home construction and are attached directly to the spokes of the bike wheel. Mounted below the bike rim is a permanent magnet motor that acts as a generator. A belt couples the motor to the main rotor and uses the tire-less rim as a pulley. [Ted] has strapped this beast to the roof of his car to measure how it performs. At 12 mph, he’s getting between 18-20 volts at 2 amps. Not too bad! Bikes ...

Full article: http://hackaday.com/2015/05/30/juice-spewing-wind-turbine...

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