Patent ID: 9200614
Filing Date: 2015-12-01
Classification: F03D,F05B,Y02E

Abstract:
1. A wind turbine, comprising: a hub section configured to be rotatable about a hub axis; and a rotor mounted on the hub section and including a plurality of blades, the rotor configured to be rotatable about a main axis of the wind turbine, and the hub axis being in fixed, co-axial alignment with the main axis of the wind turbine, wherein at least one of the blades of the rotor further comprises: a main blade section having a leading edge and a trailing edge and configured to be driven by wind to rotate around the main axis, wherein the main blade section has a blunt trailing edge; and at least first and second auxiliary blade sections configured to be driven by wind to rotate around the main axis, the second auxiliary blade section being separate from the first auxiliary blade section, wherein the at least first and second auxiliary blade sections are arranged in the area of at least one of the leading edge and trailing edge of the main blade section,