A wind turbine includes a rotor having a hub and at least one blade having a torsionally rigid root, an inboard section, and an outboard section. The inboard section has a forward sweep relative to an elastic axis of the blade and the outboard section has an aft sweep.
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH & DEVELOPMENT
The U.S. Government has certain rights in this invention as provided for by the terms of Contract No. ZAM-7-13320-26 awarded by the Department of Energy, National Renewable Energy Laboratory Division, under Prime Contract No. DE-AC36-83CH10093 with the U.S. Department of Energy.