This vertical axis wind turbine (VAWT) uses five 3” PVC pipes cut in half for blades rotating on three kids bicycle wheels to spin an Ametek 38 volt motor or a wind blue alternator. The whole ...

For many environmental enthusiasts, horizontal-axis wind turbines (HAWTs ... which increases as the plates spin faster. The blades of the generator are made from blue foam with a metal ...

Ultimately VAWT-X envisages turbines in the up to 500kW range. VAWT-X managing director Gary Andrews told Recharge that his company is not aiming to compete with large-scale horizontal axis wind ...