The structural dynamics and fatigue stresses of four Darrieus rotors, all of (aerodynamic) rating 285 kW, were examined and compared. The consequences of combining a pultruded fibreglass blade with a ...

FREEN, an innovator in wind energy, introduces a line of small wind turbines that utilize efficient and environmentally friendly Darrieus rotor technology. FREEN's wind generators are fundamentally ...

Propeller wind turbines are the most common way of using one of the most abundant energy sources on Earth to generate electricity. The tall three-bladed fans are the ubiquitous symbol of wind energy, ...

In Depth: Offshore ambitions for the vertical-axis turbine Sandia National Laboratories is gearing up a recently launched project to test a range of ultra-large floating vertical-axis wind turbine ...