Researchers have documented that one of the key reasons the costs remain high is because wind turbines have shorter lifespans compared to other energy-producing technologies, which can be directly ...

After some painstaking work, he was able to turn a ceiling fan into a wind turbine ... windings and adding permanent magnets around them, you can get around this downside of induction motors.

Carrying the wire spool, the winding ring rotates on a C-shaped fixture that brackets the toroid, which itself rotates under stepper motor control on a trio of rollers. An Arduino controls the ...

The Gothenburg-based company is using engineered wood to build wind ... turbine towers, which are normally made from long sections of tubular steel that are difficult to maneuver down narrow ...