Abstract: Rotor blades include an inner portion and a modular extension attached to the inner portion that form a new span length for the rotor blade. The modular extension includes one or more spanwise support elements connecting to the inner portion and extending in a spanwise direction, a plurality of cross-sectional ribs disposed along a length of the one or more spanwise support elements, and, a modular extension shell surrounding the modular extension supported by the plurality of cross-sectional ribs.

Abstract: A rotor for a wind turbine is disclosed. The rotor includes a hub, a rotor blade, and a bearing assembly configured to rotate the rotor blade with respect to the hub. The rotor further includes an insert, the insert including a first end, a second end, and a body extending therebetween. The first end is coupled to the bearing assembly and the second end is coupled to the rotor blade. The second end defines a second plane oriented at a cone angle with respect to a first plane defined by the first end.

Abstract: A wind turbine tower assembly includes a tubular section having a first longitudinal axis and a base section assembly including a plurality of legs. The base section assembly is configured to be assembled into a base section having the legs coupled together at an interface such that the base section has a second longitudinal axis and such that the legs are obliquely oriented relative to the second longitudinal axis at the interface, wherein the base section is configured to support the tubular section on the legs and in substantially coaxial alignment with the base section.

Abstract: A wind turbine system comprising a rotatable hub, wind turbine blades attached to the hub, a rotatable shaft mechanically coupled to the hub, a non-shaft-contacting sensor assembly comprising sensors for detecting signals representative of loads induced in the rotatable shaft and a processor for analyzing the signals representative of the loads induced in the rotatable shaft and providing control signals to in response to the induced loads.

Abstract: A tower is provided having a foundation, at least one concrete tower section located above the foundation and one or more upper tower sections. An adapter section is located between the concrete tower section and one of the upper tower sections. The adapter section is connected to one of the upper tower sections by a fastening system and to the foundation by a plurality of tensioning cables, which are configured to induce a compressive force on the concrete tower section. The fastening system and the plurality of tensioning cables are substantially vertically aligned so that tower loads are transmitted from the upper tower sections to the plurality of tensioning cables.

Abstract: A method of assembling a tower for use with a wind turbine is provided. The method includes providing a plurality of tower segments. Each tower segment includes a first interface and a second interface. The method also includes bonding the first interface of a first tower segment to the second interface of a second tower segment using an adhesive composition.

Abstract: A tower is provided having a foundation, at least one concrete tower section located above the foundation and one or more upper tower sections. An adapter section is located between the concrete tower section and one of the upper tower sections. The adapter section is connected to one of the upper tower sections by a fastening system and to the foundation by a plurality of tensioning cables, which are configured to induce a compressive force on the concrete tower section. The fastening system and the plurality of tensioning cables are substantially vertically aligned so that tower loads are transmitted from the upper tower sections to the plurality of tensioning cables.

Abstract: A wind turbine tower assembly includes a tubular section having a first longitudinal axis and a base section assembly including a plurality of legs. The base section assembly is configured to be assembled into a base section having the legs coupled together at an interface such that the base section has a second longitudinal axis and such that the legs are obliquely oriented relative to the second longitudinal axis at the interface, wherein the base section is configured to support the tubular section on the legs and in substantially coaxial alignment with the base section.

Abstract: A tower, which may be used for a wind turbine, is provided. The tower includes at least one concrete tower section having a plurality of tensioning cables. The tensioning cables are configured to induce a compressive force on the concrete tower section. The tensioning cables are spaced from an exterior surface of the concrete tower section by a substantially uniform distance.

Abstract: A wind turbine includes a nacelle connected to a unitary tube bedplate.

Abstract: A wind generator having removable change-out bearings includes a rotor and a stator, locking bolts configured to lock the rotor and stator, a removable bearing sub-assembly having at least one shrunk-on bearing installed, and removable mounting bolts configured to engage the bearing sub-assembly and to allow the removable bearing sub-assembly to be removed when the removable mounting bolts are removed.

Abstract: A method of assembling a wind turbine generator includes fabricating a first portion of a shaft from a first steel alloy having a first strength property value. The method also includes fabricating a second portion of the shaft from a second steel alloy having a second strength property value. The first strength property value is greater than the second strength property value. The method further includes welding the second portion of the shaft to the first portion of the shaft.

Abstract: A method and apparatus of assembling a rotary machine includes providing at least one component. The component is at least one of a rotating member and a stationary member. The method and apparatus also includes coupling the component to a monocoque nacelle structure. The monocoque nacelle structure includes an outer shell that extends over at least a portion of the component.

Abstract: A control system for a rotary machine is provided. The rotary machine has at least one rotating member and at least one substantially stationary member positioned such that a clearance gap is defined between a portion of the rotating member and a portion of the substantially stationary member. The control system includes at least one clearance gap dimension measurement apparatus and at least one clearance gap adjustment assembly. The adjustment assembly is coupled in electronic data communication with the measurement apparatus. The control system is configured to process a clearance gap dimension signal and modulate the clearance gap dimension.

Abstract: A pole assembly for a rotor, the pole assembly includes a permanent magnet pole including at least one permanent magnet block, a plurality of laminations including a pole cap mechanically coupled to the pole, and a plurality of laminations including a base plate mechanically coupled to the pole.

Abstract: A method of assembling a tower for use with a wind turbine is provided. The method includes providing a plurality of tower segments. Each tower segment includes a first interface and a second interface. The method also includes bonding the first interface of a first tower segment to the second interface of a second tower segment using an adhesive composition.

Abstract: The machine includes a rotor with an inner rotor core and an outer rotor core and a double-sided stator with an inner stator side and an outer stator side. The double-sided stator is concentrically disposed between the inner rotor core and the outer rotor core of the wind turbine generator. The double-sided stator is configured to enable at least a portion of magnetic flux to be shared between the inner stator side and the outer stator side. An example of a particularly useful embodiment for the machine includes a ship propulsion motor.

Abstract: A wind turbine generator includes a stator having a core and a plurality of stator windings circumferentially spaced about a generator longitudinal axis. A rotor is rotatable about the generator longitudinal axis, and the rotor includes a plurality of magnetic elements coupled to the rotor and cooperating with the stator windings. The magnetic elements are configured to generate a magnetic field and the stator windings are configured to interact with the magnetic field to generate a voltage in the stator windings. A heat pipe assembly thermally engaging one of the stator and the rotor to dissipate heat generated in the stator or rotor.

Abstract: A wind generator having removable change-out bearings includes a rotor and a stator, locking bolts configured to lock the rotor and stator, a removable bearing sub-assembly having at least one shrunk-on bearing installed, and removable mounting bolts configured to engage the bearing sub-assembly and to allow the removable bearing sub-assembly to be removed when the removable mounting bolts are removed.

Abstract: A wind turbine includes a nacelle connected to a unitary tube bedplate.