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 ...

In this way, the researchers increased the efficiency of their vertical wind turbine in the laboratory threefold. “Our data shows that it is very likely that the service life and efficiency of ...

SeaTwirl, a Sweden-based provider of offshore wind technology, is to partner a subsidiary of Japanese conglomerate Sumitomo Corporation in developing Japanese markets for its pioneering vertical axis ...

We’ve all got a pretty good mental image of the traditional wind-powered generator ... yourself a more traditional wind turbine. We’ve even seen them in vertical form, if you want to get ...

As they also require less space and are less dangerous for birds, such vertical wind turbines could compete with traditional models in the long term.

Vertical-axis wind turbines are great candidates to enable wind power extraction in urban and off-shore applications. Currently, concerns around turbine efficiency and structural integrity limit ...

Vertical-axis wind turbines ... contribute to significantly enhanced turbine efficiency and robustness, turning the biggest weakness of VAWTs into a strength. “Dynamic stall – the same phenomenon that ...

“I’m not shocked, it happens every few years, but it’s definitely time to get a generator,” Denise said. Just around the corner from her mother’s home were Mainers braving the cold and ...