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8182227 |
Wind turbine blade with lightning receptor
A wind turbine blade having two shell portions bonded together to form a wind turbine blade having an interior space having an axial length. A web disposed between the shell portions in the...
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8177505 |
Method for measuring a rotational position of a rotor blade of a wind turbine and measuring device
The present disclosure is related to a method and a measuring device adapted for determining a rotational position of at least one rotor blade of a wind turbine. The method includes a step of...
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8177509 |
Lightning protection system for a wind turbine blade
The invention relates to a lightning protection system for a wind turbine blade, where the blade is a shell body made of a composite material and comprises a root area and a tip end. The lightning...
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8162610 |
Active directional control of airflows over wind turbine blades using plasma actuating cascade arrays
Methods of utilizing plasma actuating cascade arrays for actively controlling airflow over wind turbine blades are described herein. These methods may include providing plasma actuating cascade...
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8157528 |
Active directional control of airflows over rotorcraft blades using plasma actuating cascade arrays
Methods of constructing plasma actuating cascade arrays for actively controlling airflow over rotorcraft blades are described herein. These methods may include providing plasma actuating cascade...
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8157510 |
Flexible impeller apparatus and method
Embodiments of the invention provide an impeller assembly having a flexible impeller and a method of replacing a removable drive mechanism. The impeller assembly includes an impeller having an...
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8148840 |
Ocean wind water pump for de-energizing a storm
An engine for reducing the temperature at the surface of a body of water during a storm includes at least one floatation member for supporting the engine, an elongate tube mounted on the floatation...
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8142157 |
Separable blade for wind turbine
To provide a light and economical separable blade for a wind turbine that is also equipped with a lightning rod function. A separable blade for a wind turbine wherein the blade as a whole is...
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8142167 |
Paddlewheel apparatus
A paddlewheel apparatus including a paddlewheel axle, first and second spaced apart annular wheel hubs locked in rotation with the axle, and a plurality of elongated tri-curved paddles...
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8133031 |
Lightning protection device of windmill blade
The present invention proposes a lightning protection device of a windmill blade, comprising a tip receptor assembly having receptors which are mounted, in particular to, the tip end part of the...
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8134248 |
Aerogenerator having rotation support unit for facilitating rotation of rotational body
Disclosed herein is an aerogenerator having a rotation support unit for facilitating rotation of a rotational body. The aerogenerator includes a support pillar, a rotational body, vanes, a rotating...
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8109711 |
Tethered autonomous air vehicle with wind turbines
A wind turbine energy conversion device that can take advantage of the higher speed and more persistent winds at higher altitudes is hereinafter disclosed. The wind turbine energy conversion device...
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8105035 |
Lightning protection system for a wind turbine rotor blade and a method for manufacturing such a blade
The invention relates to a wind turbine rotor blade comprising a blade tip and a lightning protection system. The rotor blade includes at least one lightning receptor at the surface of the blade in...
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8100649 |
Ceiling fan with rotary blade surface light
In a ceiling fan having a blade surface light, an annular blade surface light including a plurality of LEDs that are light emitters that are continuously placed is secured on a circumference that...
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8096765 |
Wind turbine rotor blades with enhanced lightning protection system
A wind turbine rotor blade includes a plurality of lightning receptors configured along either or both of the pressure side or suction side of the blade. At least one looped lightning conductive...
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8075278 |
Shell structure of wind turbine blade having regions of low shear modulus
The torsional rigidity of a wind turbine blade affects the twist response of the blade induced by bending moments within the blade. By including regions having a lower modulus of rigidity than the...
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8062083 |
Line cutter
A line cutter 1 is fitted at a propeller 2 on a shaft 3 carried in a stern tube 4. Clamped to the shaft immediately in front of the propeller is a rotatable cutting blade unit 11 comprising a split...
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8038401 |
Wind turbine blade with a light beacon at the tip
Wind turbine blade (11) with a flashing beacon on its tip which is connected to the wind turbine rotor hub (13) where this beacon includes a lighting module (21) in the tip area of the blade (11)...
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8033791 |
Blade end portion protecting bag and a rotor installing method for a wind turbine
The subject of the present invention is to provide a blade end portion protecting bag which is fit onto an end portion of a plurality of blades for protecting the blade end portion from damage when...
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8033787 |
Canopy cover for a ceiling fan
A ceiling fan (12) is suspended from a mounting bracket (40) by a down rod (32) and a canopy (42) is provided for concealing the mounting bracket (40). The canopy (42) has a lower end (52) with...
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8016569 |
Configuration of a wind turbine nacelle for transportation
A nacelle for a wind turbine includes a cover defining an internal volume. The cover has longitudinal sides and opposite end walls. A bedplate is within the cover with the power generation and wind...
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8007238 |
Hanging fan with a ceiling mount structure
A hanging fan with a ceiling mount structure includes a ceiling mount disc mounted to a ceiling, an external disc portion having a plurality of arc slots, a cover having a transversal extending...
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7988415 |
Lightning protection for wind turbines
A rotor blade for a wind turbine is provided. The rotor blade includes a rotor blade body, at least one receptor adapted to be a location for lightning impact, and at least one down conductor...
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7985047 |
Expandable line support for wind turbine
A wind turbine includes a tower; a blade for rotating on the tower; a rotor shaft, connected to the blade, having an axial hole; a line, arranged in the hole, for carrying a signal; a support,...
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7955054 |
Internally damped blade
A blade includes an airfoil portion which defines at least one cavity with a damper located within the cavity, the damper includes a corrugated surface.
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7938625 |
Blade for a wind energy plant comprising segmented conductor means for conducting lightning
A method of manufacturing a fiber-reinforced blade for a wind energy plant is presented, which blade is configured with at least a blade shell and means for conducting to a lightning current to an...
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7937955 |
Solar and wind hybrid powered air-conditioning/refrigeration, space-heating, hot water supply and electricity generation system
A system for environmental control includes a hybrid wind and solar energy collection subsystem; a temperature control subsystem having a thermo-mechanical engine; an electrical generating...
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7931445 |
Apparatus and method for cleaning an active flow control (AFC) system of a wind turbine
An active flow control (AFC) system for use with a wind turbine is provided. The wind turbine includes at least one rotor blade. The AFC system includes at least two manifolds at least partially...
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7927065 |
Wind turbine with additional blade-end support
The present invention relates to a wind power plant. It comprises a stator, a rotor, which is supported by the stator, a circular guide device, which has a plurality of fastening points provided on...
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7914259 |
Wind turbine blades with vortex generators
An advantageous new design of a wind turbine blade and rotor is obtained by providing one, two or more parallel rows of sub-boundary layer vortex generators, whereby a blade is obtained, which is...
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7909575 |
Power loss reduction in turbulent wind for a wind turbine using localized sensing and control
A wind turbine blade assembly includes at least one local load sensor disposed on and/or within a surface of the wind turbine blade and at least one active flow modification device disposed on...
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7909576 |
Fastening device for rotor blade component
A rotor blade assembly is disclosed. The rotor blade assembly includes a rotor blade having a pressure side, a suction side, a leading edge, and a trailing edge extending between a tip and a root....
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7896616 |
Integrated leading edge for wind turbine blade
A wind turbine blade that includes integrated erosion, lightning and icing protection for a leading edge. The leading edge includes a frontal surface with an erosion shield positioned external to...
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7896615 |
Wind turbine blade with strain sensing means, wind turbine, block sensor unit and uses hereof
A wind turbine blade with strain sensing functionality includes a surface structure, a block sensor unit including an optical sensor mechanism for sensing strain in the blade, and an intermediate...
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7883319 |
Method and device for monitoring the state of rotor blades on wind power installations
The invention relates to a method and a device for monitoring the state of rotor blades on wind power installations. According to the invention, structure-borne noise is measured by means of at...
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7883321 |
Wind turbine rotor blade and method of manufacturing such rotor blade
The invention relates to a wind turbine rotor blade comprising a blade tip and a lightning protection system. The blade includes at least one metallic lightning receptor at the surface of the blade...
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7883313 |
Active flow control system for wind turbine
An active flow control (AFC) system for use with a wind turbine is provided. The wind turbine includes at least one rotor blade having at least one manifold extending at least partially...
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7837443 |
Wind turbine comprising enclosure structure formed as a Faraday cage
The invention relates to a wind turbine comprising a rotating part including a rotor with at least one blade and a wind turbine hub with at least one enclosure structure or similar wall structure,...
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7832987 |
Methods of handling a wind turbine blade and system therefor
A method of handling a wind turbine blade during storage, transport or mounting of the blade is presented. The method comprises the steps of: establishing at least one mounting hole penetrating the...
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7806660 |
Wind power plant
The invention concerns a wind power installation, in particular a wind power installation for the offshore region. The object of the invention is to overcome the previous difficulties and avoid...
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7785073 |
Method for mounting a rotor blade of a wind power installation without using a crane
It has already long been known to use mobile cranes for mounting rotor blades to a wind power installation. Such cranes pick up the rotor blade at the base of the wind power installation and take...
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7766620 |
Rotor blade with a lightning protection unit, wind energy system having the same and a method for constructing a rotor blade
A rotor blade for use in a wind energy system is disclosed. The rotor blade includes a rotor blade body comprising a tip; a down conductor extending along the rotor blade body; a conductive part...
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7758322 |
Fan system
A fan system includes a first airflow generator providing a main airflow, a duct having a first feeding port to guide the main airflow, and a first fan. The first fan includes a base, a rotor...
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7726942 |
Connector box partly embedded in a fibre-reinforced part for protecting and connecting purposes
The present invention relates to a connector box adapted to be at least partly embedded in a fiber-reinforced part of a wind turbine, where said connector box comprises a flexible base part and a...
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7722323 |
Axial flow turbine with overspeed preventing device
An axial flow turbine motor is provided which includes a rotor with a peripheral row of drive blades and a peripheral band-shaped wall element radially clamped against the tops of the drive blades,...
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7717668 |
Gas turbine engine simulator
A gas turbine engine simulator comprising a simulator rotor disc which has substantially the same maximum external dimensions as a rotor disc and is manufactured from a material which has a density...
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7699580 |
Portable air moving device
A stable portable air moving device capable of generating an air stream elevated above a support surface allowing the air stream to be directed as desired by the user is provided. The device...
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7670400 |
Motor mount assembly for an air cleaner
A motor mount assembly for an air cleaner is provided according to an embodiment of the invention. The motor mount assembly includes a motor ring adapted for receiving a motor, a mount ring adapted...
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7661929 |
Ceiling fan scent holder and placement handle
A ceiling fan scent holder and placement handle which allows a user to distribute fragrance or aromatic substances into the air by using ceiling fans is provided. Said scent holder comprises a...
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7654790 |
Wind turbine lightning connection means method and use hereof
The invention relates to a wind turbine (1) comprising stationary means such as a nacelle (3) and a tower (2) comprising stationary lightning protection means (46), and rotating means such as a...
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