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 ...

Finding the correct pump for an oil-and-gas plant application improved reliability and eliminated priming issues A leading ...

Although there are several vertical axis wind turbines listed on ... the post also features several other turbine designs, including one made with wood and aluminium foil, and one constructed ...