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 ...

Fran Scott explores how PhD student Jon Sumanik-Leary from the University of Sheffield is developing a DIY wind turbine for ... and draw your blade design. Trace the design onto card and cut ...