Staffan Engström/Consultant Agir Konsult AB/Nordic Windpower/ Taby, Sweden A dampened pivot hub, modular drive train, and regulated tip speeds give two-bladed, utility-scale wind turbines a few advantages over three-blade designs. For a wind turbine to output a particular power, it must have a certain rotor diameter, rotational speed, and a specific aerodynamic area. Although most…
Nordic Windpower wins contracts for 19-MW wind projects
A manufacturer of two-bladed utility-scale wind turbines says it has been awarded contracts for 19 of its N1000 one-megawatt wind turbines for projects in North and South America. The 70-m high N1000 turbines, from Nordic Windpower USA Inc, Pocatello, Idaho, will use 59-m dia rotors to provide renewable energy for schools, a military base, a…