Turbines

Why Do Wind Turbines Have Three Blades?

Why Do Wind Turbines Have Three Blades?

Video: There’s diminishing returns when it comes to adding more blades to a wind turbine, however fewer blades mean the turbine would have to spin faster, which is apparently not a very good thing when it comes to controlling a turbine. That’s basically why we settled on the three-bladed wind…

Drop This Underwater Turbine In Any River For Free Continuous Power

Drop This Underwater Turbine In Any River For Free Continuous Power

A Japanese company called Ibasei has developed a compact underwater turbine generator that could be a silver lining during natural disasters that cause intense flooding. The Cappa looks like a small jet engine from a plane, but it’s actually designed to harness rushing water and turn it into free energy.