Generator, Gearing, Variable Speed and Power Electronics Improvements
Over the past decade, land-based wind turbines have grown considerably. This up-scaling has caused problems by subjecting gearboxes and drive trains to heavy loads and stresses. In order to reduce loads and increase turbine lifespan, Clipper Windpower of Carpinteria, California, USA, has developed the 2.5MW Liberty wind turbine.
By Drew Robb, Robb Editorial, USA
.