Staffan Engstrom/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. Nordic Windpower focuses on developing the advantages of two-blade turbines. The company manufactures a 1 MW unit with larger rating in the works. The firm’s earliest…
The plus side of large two-blade turbines
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…