The World’s Biggest Wind Turbine Blades Are So Long Their Tips Spin at 180 MPH
For off-shore wind farms to become an economically feasible alternative energy source, each turbine needs to be big. Like, really big. That’s why the latest turbine blade from Siemens is gigantic—just a hair shorter than the wingspan of an Airbus 380. The B75 turbine blade itself is 75 meters long, while the entire rotor assembly…